diff options
Diffstat (limited to 'include')
236 files changed, 2305 insertions, 1050 deletions
diff --git a/include/acpi/acnames.h b/include/acpi/acnames.h index 7b289dd00a30f..6f69a4f638f8f 100644 --- a/include/acpi/acnames.h +++ b/include/acpi/acnames.h @@ -49,11 +49,14 @@ /* Definitions of the predefined namespace names */ #define ACPI_UNKNOWN_NAME (u32) 0x3F3F3F3F /* Unknown name is "????" */ -#define ACPI_ROOT_NAME (u32) 0x5F5F5F5C /* Root name is "\___" */ - #define ACPI_PREFIX_MIXED (u32) 0x69706341 /* "Acpi" */ #define ACPI_PREFIX_LOWER (u32) 0x69706361 /* "acpi" */ +/* Root name stuff */ + +#define ACPI_ROOT_NAME (u32) 0x5F5F5F5C /* Root name is "\___" */ +#define ACPI_ROOT_PATHNAME "\\___" +#define ACPI_NAMESPACE_ROOT "Namespace Root" #define ACPI_NS_ROOT_PATH "\\" #endif /* __ACNAMES_H__ */ diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h index 540d35f06ad6e..eb1f21af75563 100644 --- a/include/acpi/acpiosxf.h +++ b/include/acpi/acpiosxf.h @@ -98,6 +98,27 @@ void acpi_os_release_lock(acpi_spinlock handle, acpi_cpu_flags flags); #endif /* + * RAW spinlock primitives. If the OS does not provide them, fallback to + * spinlock primitives + */ +#ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_raw_lock +# define acpi_os_create_raw_lock(out_handle) acpi_os_create_lock(out_handle) +#endif + +#ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_delete_raw_lock +# define acpi_os_delete_raw_lock(handle) acpi_os_delete_lock(handle) +#endif + +#ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_raw_lock +# define acpi_os_acquire_raw_lock(handle) acpi_os_acquire_lock(handle) +#endif + +#ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_release_raw_lock +# define acpi_os_release_raw_lock(handle, flags) \ + acpi_os_release_lock(handle, flags) +#endif + +/* * Semaphore primitives */ #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_semaphore diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index da0215ea9f44e..77d71bd1be39a 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -12,7 +12,7 @@ /* Current ACPICA subsystem version in YYYYMMDD format */ -#define ACPI_CA_VERSION 0x20180313 +#define ACPI_CA_VERSION 0x20180508 #include <acpi/acconfig.h> #include <acpi/actypes.h> @@ -753,6 +753,7 @@ ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status u32 gpe_number, acpi_event_status *event_status)) +ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_dispatch_gpe(acpi_handle gpe_device, u32 gpe_number)) ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void)) ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_runtime_gpes(void)) ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_wakeup_gpes(void)) diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index 1c530f95dc347..2b1bafa197c0d 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -245,6 +245,10 @@ typedef u64 acpi_physical_address; #define acpi_spinlock void * #endif +#ifndef acpi_raw_spinlock +#define acpi_raw_spinlock acpi_spinlock +#endif + #ifndef acpi_semaphore #define acpi_semaphore void * #endif diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h index 2010c0516f273..8e0b8250a1399 100644 --- a/include/acpi/cppc_acpi.h +++ b/include/acpi/cppc_acpi.h @@ -20,14 +20,16 @@ #include <acpi/pcc.h> #include <acpi/processor.h> -/* Only support CPPCv2 for now. */ -#define CPPC_NUM_ENT 21 -#define CPPC_REV 2 +/* Support CPPCv2 and CPPCv3 */ +#define CPPC_V2_REV 2 +#define CPPC_V3_REV 3 +#define CPPC_V2_NUM_ENT 21 +#define CPPC_V3_NUM_ENT 23 #define PCC_CMD_COMPLETE_MASK (1 << 0) #define PCC_ERROR_MASK (1 << 2) -#define MAX_CPC_REG_ENT 19 +#define MAX_CPC_REG_ENT 21 /* CPPC specific PCC commands. */ #define CMD_READ 0 @@ -91,6 +93,8 @@ enum cppc_regs { AUTO_ACT_WINDOW, ENERGY_PERF, REFERENCE_PERF, + LOWEST_FREQ, + NOMINAL_FREQ, }; /* @@ -104,6 +108,8 @@ struct cppc_perf_caps { u32 nominal_perf; u32 lowest_perf; u32 lowest_nonlinear_perf; + u32 lowest_freq; + u32 nominal_freq; }; struct cppc_perf_ctrls { diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h index a0b232703302d..7451b3bca83a8 100644 --- a/include/acpi/platform/aclinux.h +++ b/include/acpi/platform/aclinux.h @@ -102,6 +102,7 @@ #define acpi_cache_t struct kmem_cache #define acpi_spinlock spinlock_t * +#define acpi_raw_spinlock raw_spinlock_t * #define acpi_cpu_flags unsigned long /* Use native linux version of acpi_os_allocate_zeroed */ @@ -119,6 +120,10 @@ #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_object #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_thread_id #define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_lock +#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_create_raw_lock +#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_delete_raw_lock +#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_acquire_raw_lock +#define ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_release_raw_lock /* * OSL interfaces used by debugger/disassembler diff --git a/include/acpi/platform/aclinuxex.h b/include/acpi/platform/aclinuxex.h index 7e81475fe0348..d754a1b127212 100644 --- a/include/acpi/platform/aclinuxex.h +++ b/include/acpi/platform/aclinuxex.h @@ -90,6 +90,36 @@ static inline acpi_thread_id acpi_os_get_thread_id(void) lock ? AE_OK : AE_NO_MEMORY; \ }) + +#define acpi_os_create_raw_lock(__handle) \ + ({ \ + raw_spinlock_t *lock = ACPI_ALLOCATE(sizeof(*lock)); \ + if (lock) { \ + *(__handle) = lock; \ + raw_spin_lock_init(*(__handle)); \ + } \ + lock ? AE_OK : AE_NO_MEMORY; \ + }) + +static inline acpi_cpu_flags acpi_os_acquire_raw_lock(acpi_raw_spinlock lockp) +{ + acpi_cpu_flags flags; + + raw_spin_lock_irqsave(lockp, flags); + return flags; +} + +static inline void acpi_os_release_raw_lock(acpi_raw_spinlock lockp, + acpi_cpu_flags flags) +{ + raw_spin_unlock_irqrestore(lockp, flags); +} + +static inline void acpi_os_delete_raw_lock(acpi_raw_spinlock handle) +{ + ACPI_FREE(handle); +} + static inline u8 acpi_os_readable(void *pointer, acpi_size length) { return TRUE; diff --git a/include/asm-generic/atomic-long.h b/include/asm-generic/atomic-long.h index 34a028a7bcc53..87d14476edc23 100644 --- a/include/asm-generic/atomic-long.h +++ b/include/asm-generic/atomic-long.h @@ -25,6 +25,7 @@ typedef atomic64_t atomic_long_t; #define ATOMIC_LONG_INIT(i) ATOMIC64_INIT(i) #define ATOMIC_LONG_PFX(x) atomic64 ## x +#define ATOMIC_LONG_TYPE s64 #else @@ -32,6 +33,7 @@ typedef atomic_t atomic_long_t; #define ATOMIC_LONG_INIT(i) ATOMIC_INIT(i) #define ATOMIC_LONG_PFX(x) atomic ## x +#define ATOMIC_LONG_TYPE int #endif @@ -90,6 +92,21 @@ ATOMIC_LONG_ADD_SUB_OP(sub, _release) #define atomic_long_cmpxchg(l, old, new) \ (ATOMIC_LONG_PFX(_cmpxchg)((ATOMIC_LONG_PFX(_t) *)(l), (old), (new))) + +#define atomic_long_try_cmpxchg_relaxed(l, old, new) \ + (ATOMIC_LONG_PFX(_try_cmpxchg_relaxed)((ATOMIC_LONG_PFX(_t) *)(l), \ + (ATOMIC_LONG_TYPE *)(old), (ATOMIC_LONG_TYPE)(new))) +#define atomic_long_try_cmpxchg_acquire(l, old, new) \ + (ATOMIC_LONG_PFX(_try_cmpxchg_acquire)((ATOMIC_LONG_PFX(_t) *)(l), \ + (ATOMIC_LONG_TYPE *)(old), (ATOMIC_LONG_TYPE)(new))) +#define atomic_long_try_cmpxchg_release(l, old, new) \ + (ATOMIC_LONG_PFX(_try_cmpxchg_release)((ATOMIC_LONG_PFX(_t) *)(l), \ + (ATOMIC_LONG_TYPE *)(old), (ATOMIC_LONG_TYPE)(new))) +#define atomic_long_try_cmpxchg(l, old, new) \ + (ATOMIC_LONG_PFX(_try_cmpxchg)((ATOMIC_LONG_PFX(_t) *)(l), \ + (ATOMIC_LONG_TYPE *)(old), (ATOMIC_LONG_TYPE)(new))) + + #define atomic_long_xchg_relaxed(v, new) \ (ATOMIC_LONG_PFX(_xchg_relaxed)((ATOMIC_LONG_PFX(_t) *)(v), (new))) #define atomic_long_xchg_acquire(v, new) \ @@ -244,6 +261,8 @@ static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u) #define atomic_long_inc_not_zero(l) \ ATOMIC_LONG_PFX(_inc_not_zero)((ATOMIC_LONG_PFX(_t) *)(l)) +#define atomic_long_cond_read_relaxed(v, c) \ + ATOMIC_LONG_PFX(_cond_read_relaxed)((ATOMIC_LONG_PFX(_t) *)(v), (c)) #define atomic_long_cond_read_acquire(v, c) \ ATOMIC_LONG_PFX(_cond_read_acquire)((ATOMIC_LONG_PFX(_t) *)(v), (c)) diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h index 29458bbb2fa04..2cafdbb9ae4cd 100644 --- a/include/asm-generic/barrier.h +++ b/include/asm-generic/barrier.h @@ -221,18 +221,17 @@ do { \ #endif /** - * smp_cond_load_acquire() - (Spin) wait for cond with ACQUIRE ordering + * smp_cond_load_relaxed() - (Spin) wait for cond with no ordering guarantees * @ptr: pointer to the variable to wait on * @cond: boolean expression to wait for * - * Equivalent to using smp_load_acquire() on the condition variable but employs - * the control dependency of the wait to reduce the barrier on many platforms. + * Equivalent to using READ_ONCE() on the condition variable. * * Due to C lacking lambda expressions we load the value of *ptr into a * pre-named variable @VAL to be used in @cond. */ -#ifndef smp_cond_load_acquire -#define smp_cond_load_acquire(ptr, cond_expr) ({ \ +#ifndef smp_cond_load_relaxed +#define smp_cond_load_relaxed(ptr, cond_expr) ({ \ typeof(ptr) __PTR = (ptr); \ typeof(*ptr) VAL; \ for (;;) { \ @@ -241,10 +240,26 @@ do { \ break; \ cpu_relax(); \ } \ - smp_acquire__after_ctrl_dep(); \ VAL; \ }) #endif +/** + * smp_cond_load_acquire() - (Spin) wait for cond with ACQUIRE ordering + * @ptr: pointer to the variable to wait on + * @cond: boolean expression to wait for + * + * Equivalent to using smp_load_acquire() on the condition variable but employs + * the control dependency of the wait to reduce the barrier on many platforms. + */ +#ifndef smp_cond_load_acquire +#define smp_cond_load_acquire(ptr, cond_expr) ({ \ + typeof(*ptr) _val; \ + _val = smp_cond_load_relaxed(ptr, cond_expr); \ + smp_acquire__after_ctrl_dep(); \ + _val; \ +}) +#endif + #endif /* !__ASSEMBLY__ */ #endif /* __ASM_GENERIC_BARRIER_H */ diff --git a/include/asm-generic/compat.h b/include/asm-generic/compat.h new file mode 100644 index 0000000000000..28819451b6d13 --- /dev/null +++ b/include/asm-generic/compat.h @@ -0,0 +1,3 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +/* This is an empty stub for 32-bit-only architectures */ diff --git a/include/asm-generic/dma-mapping.h b/include/asm-generic/dma-mapping.h index 880a292d792fb..ad28682638678 100644 --- a/include/asm-generic/dma-mapping.h +++ b/include/asm-generic/dma-mapping.h @@ -4,7 +4,16 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { + /* + * Use the non-coherent ops if available. If an architecture wants a + * more fine-grained selection of operations it will have to implement + * get_arch_dma_ops itself or use the per-device dma_ops. + */ +#ifdef CONFIG_DMA_NONCOHERENT_OPS + return &dma_noncoherent_ops; +#else return &dma_direct_ops; +#endif } #endif /* _ASM_GENERIC_DMA_MAPPING_H */ diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h index 830d7659289b9..6bb3cd3d695a6 100644 --- a/include/asm-generic/pci.h +++ b/include/asm-generic/pci.h @@ -14,12 +14,4 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) } #endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */ -/* - * By default, assume that no iommu is in use and that the PCI - * space is mapped to address physical 0. - */ -#ifndef PCI_DMA_BUS_IS_PHYS -#define PCI_DMA_BUS_IS_PHYS (1) -#endif - #endif /* _ASM_GENERIC_PCI_H */ diff --git a/include/asm-generic/qspinlock.h b/include/asm-generic/qspinlock.h index b37b4ad7eb946..9cc457597ddf8 100644 --- a/include/asm-generic/qspinlock.h +++ b/include/asm-generic/qspinlock.h @@ -26,7 +26,6 @@ * @lock: Pointer to queued spinlock structure * Return: 1 if it is locked, 0 otherwise */ -#ifndef queued_spin_is_locked static __always_inline int queued_spin_is_locked(struct qspinlock *lock) { /* @@ -35,7 +34,6 @@ static __always_inline int queued_spin_is_locked(struct qspinlock *lock) */ return atomic_read(&lock->val); } -#endif /** * queued_spin_value_unlocked - is the spinlock structure unlocked? @@ -100,7 +98,7 @@ static __always_inline void queued_spin_unlock(struct qspinlock *lock) /* * unlock() needs release semantics: */ - (void)atomic_sub_return_release(_Q_LOCKED_VAL, &lock->val); + smp_store_release(&lock->locked, 0); } #endif diff --git a/include/asm-generic/qspinlock_types.h b/include/asm-generic/qspinlock_types.h index 034acd0c4956b..0763f065b975a 100644 --- a/include/asm-generic/qspinlock_types.h +++ b/include/asm-generic/qspinlock_types.h @@ -29,13 +29,41 @@ #endif typedef struct qspinlock { - atomic_t val; + union { + atomic_t val; + + /* + * By using the whole 2nd least significant byte for the + * pending bit, we can allow better optimization of the lock + * acquisition for the pending bit holder. + */ +#ifdef __LITTLE_ENDIAN + struct { + u8 locked; + u8 pending; + }; + struct { + u16 locked_pending; + u16 tail; + }; +#else + struct { + u16 tail; + u16 locked_pending; + }; + struct { + u8 reserved[2]; + u8 pending; + u8 locked; + }; +#endif + }; } arch_spinlock_t; /* * Initializier */ -#define __ARCH_SPIN_LOCK_UNLOCKED { ATOMIC_INIT(0) } +#define __ARCH_SPIN_LOCK_UNLOCKED { .val = ATOMIC_INIT(0) } /* * Bitfields in the atomic value: diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 278841c75b97b..af240573e4829 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -188,7 +188,7 @@ #endif #ifdef CONFIG_SERIAL_EARLYCON -#define EARLYCON_TABLE() STRUCT_ALIGN(); \ +#define EARLYCON_TABLE() . = ALIGN(8); \ VMLINUX_SYMBOL(__earlycon_table) = .; \ KEEP(*(__earlycon_table)) \ VMLINUX_SYMBOL(__earlycon_table_end) = .; diff --git a/include/crypto/if_alg.h b/include/crypto/if_alg.h index 482461d8931d9..cc414db9da0ad 100644 --- a/include/crypto/if_alg.h +++ b/include/crypto/if_alg.h @@ -245,8 +245,7 @@ ssize_t af_alg_sendpage(struct socket *sock, struct page *page, int offset, size_t size, int flags); void af_alg_free_resources(struct af_alg_async_req *areq); void af_alg_async_cb(struct crypto_async_request *_req, int err); -__poll_t af_alg_poll(struct file *file, struct socket *sock, - poll_table *wait); +__poll_t af_alg_poll_mask(struct socket *sock, __poll_t events); struct af_alg_async_req *af_alg_alloc_areq(struct sock *sk, unsigned int areqlen); int af_alg_get_rsgl(struct sock *sk, struct msghdr *msg, int flags, diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h index dd2a8cf7d20b8..ccb5aa8468e0b 100644 --- a/include/drm/bridge/dw_hdmi.h +++ b/include/drm/bridge/dw_hdmi.h @@ -151,7 +151,7 @@ struct dw_hdmi *dw_hdmi_bind(struct platform_device *pdev, struct drm_encoder *encoder, const struct dw_hdmi_plat_data *plat_data); -void dw_hdmi_setup_rx_sense(struct device *dev, bool hpd, bool rx_sense); +void dw_hdmi_setup_rx_sense(struct dw_hdmi *hdmi, bool hpd, bool rx_sense); void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate); void dw_hdmi_audio_enable(struct dw_hdmi *hdmi); diff --git a/include/dt-bindings/clock/stm32mp1-clks.h b/include/dt-bindings/clock/stm32mp1-clks.h index 86e3ec662ef4d..90ec780bfc686 100644 --- a/include/dt-bindings/clock/stm32mp1-clks.h +++ b/include/dt-bindings/clock/stm32mp1-clks.h @@ -76,7 +76,7 @@ #define I2C6 63 #define USART1 64 #define RTCAPB 65 -#define TZC 66 +#define TZC1 66 #define TZPC 67 #define IWDG1 68 #define BSEC 69 @@ -123,6 +123,7 @@ #define CRC1 110 #define USBH 111 #define ETHSTP 112 +#define TZC2 113 /* Kernel clocks */ #define SDMMC1_K 118 @@ -228,7 +229,6 @@ #define CK_MCO2 212 /* TRACE & DEBUG clocks */ -#define DBG 213 #define CK_DBG 214 #define CK_TRACE 215 diff --git a/include/kvm/arm_psci.h b/include/kvm/arm_psci.h index e518e4e3dfb50..4b1548129fa2b 100644 --- a/include/kvm/arm_psci.h +++ b/include/kvm/arm_psci.h @@ -37,10 +37,15 @@ static inline int kvm_psci_version(struct kvm_vcpu *vcpu, struct kvm *kvm) * Our PSCI implementation stays the same across versions from * v0.2 onward, only adding the few mandatory functions (such * as FEATURES with 1.0) that are required by newer - * revisions. It is thus safe to return the latest. + * revisions. It is thus safe to return the latest, unless + * userspace has instructed us otherwise. */ - if (test_bit(KVM_ARM_VCPU_PSCI_0_2, vcpu->arch.features)) + if (test_bit(KVM_ARM_VCPU_PSCI_0_2, vcpu->arch.features)) { + if (vcpu->kvm->arch.psci_version) + return vcpu->kvm->arch.psci_version; + return KVM_ARM_PSCI_LATEST; + } return KVM_ARM_PSCI_0_1; } @@ -48,4 +53,11 @@ static inline int kvm_psci_version(struct kvm_vcpu *vcpu, struct kvm *kvm) int kvm_hvc_call_handler(struct kvm_vcpu *vcpu); +struct kvm_one_reg; + +int kvm_arm_get_fw_num_regs(struct kvm_vcpu *vcpu); +int kvm_arm_copy_fw_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices); +int kvm_arm_get_fw_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg); +int kvm_arm_set_fw_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg); + #endif /* __KVM_ARM_PSCI_H__ */ diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h index 24f03941ada8e..e7efe12a81bdf 100644 --- a/include/kvm/arm_vgic.h +++ b/include/kvm/arm_vgic.h @@ -131,6 +131,7 @@ struct vgic_irq { u32 mpidr; /* GICv3 target VCPU */ }; u8 source; /* GICv2 SGIs only */ + u8 active_source; /* GICv2 SGIs only */ u8 priority; enum vgic_irq_config config; /* Level or edge */ diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 15bfb15c2fa5e..fd0ea6af9e36c 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -578,6 +578,7 @@ int acpi_match_platform_list(const struct acpi_platform_list *plat); extern void acpi_early_init(void); extern void acpi_subsystem_init(void); +extern void arch_post_acpi_subsys_init(void); extern int acpi_nvs_register(__u64 start, __u64 size); @@ -899,7 +900,7 @@ static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) { - return -ENODEV; + return 0; } #endif diff --git a/include/linux/aio.h b/include/linux/aio.h index 9d8aabecfe2d4..b83e68dd006f1 100644 --- a/include/linux/aio.h +++ b/include/linux/aio.h @@ -8,8 +8,6 @@ struct kioctx; struct kiocb; struct mm_struct; -#define KIOCB_KEY 0 - typedef int (kiocb_cancel_fn)(struct kiocb *); /* prototypes */ diff --git a/include/linux/atalk.h b/include/linux/atalk.h index 40373920ea58a..23f805562f4e8 100644 --- a/include/linux/atalk.h +++ b/include/linux/atalk.h @@ -145,7 +145,12 @@ extern rwlock_t atalk_interfaces_lock; extern struct atalk_route atrtr_default; -extern const struct file_operations atalk_seq_arp_fops; +struct aarp_iter_state { + int bucket; + struct aarp_entry **table; +}; + +extern const struct seq_operations aarp_seq_ops; extern int sysctl_aarp_expiry_time; extern int sysctl_aarp_tick_time; diff --git a/include/linux/atomic.h b/include/linux/atomic.h index 8b276fd9a1273..01ce3997cb423 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -654,6 +654,7 @@ static inline int atomic_dec_if_positive(atomic_t *v) } #endif +#define atomic_cond_read_relaxed(v, c) smp_cond_load_relaxed(&(v)->counter, (c)) #define atomic_cond_read_acquire(v, c) smp_cond_load_acquire(&(v)->counter, (c)) #ifdef CONFIG_GENERIC_ATOMIC64 @@ -1075,6 +1076,7 @@ static inline long long atomic64_fetch_andnot_release(long long i, atomic64_t *v } #endif +#define atomic64_cond_read_relaxed(v, c) smp_cond_load_relaxed(&(v)->counter, (c)) #define atomic64_cond_read_acquire(v, c) smp_cond_load_acquire(&(v)->counter, (c)) #include <asm-generic/atomic-long.h> diff --git a/include/linux/bio.h b/include/linux/bio.h index ce547a25e8aed..810a8bee8f859 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -67,8 +67,12 @@ #define bio_multiple_segments(bio) \ ((bio)->bi_iter.bi_size != bio_iovec(bio).bv_len) -#define bio_sectors(bio) ((bio)->bi_iter.bi_size >> 9) -#define bio_end_sector(bio) ((bio)->bi_iter.bi_sector + bio_sectors((bio))) + +#define bvec_iter_sectors(iter) ((iter).bi_size >> 9) +#define bvec_iter_end_sector(iter) ((iter).bi_sector + bvec_iter_sectors((iter))) + +#define bio_sectors(bio) bvec_iter_sectors((bio)->bi_iter) +#define bio_end_sector(bio) bvec_iter_end_sector((bio)->bi_iter) /* * Return the data direction, READ or WRITE. @@ -406,13 +410,13 @@ static inline struct bio *bio_next_split(struct bio *bio, int sectors, return bio_split(bio, sectors, gfp, bs); } -extern struct bio_set *bioset_create(unsigned int, unsigned int, int flags); enum { BIOSET_NEED_BVECS = BIT(0), BIOSET_NEED_RESCUER = BIT(1), }; -extern void bioset_free(struct bio_set *); -extern mempool_t *biovec_create_pool(int pool_entries); +extern int bioset_init(struct bio_set *, unsigned int, unsigned int, int flags); +extern void bioset_exit(struct bio_set *); +extern int biovec_init_pool(mempool_t *pool, int pool_entries); extern struct bio *bio_alloc_bioset(gfp_t, unsigned int, struct bio_set *); extern void bio_put(struct bio *); @@ -421,11 +425,11 @@ extern void __bio_clone_fast(struct bio *, struct bio *); extern struct bio *bio_clone_fast(struct bio *, gfp_t, struct bio_set *); extern struct bio *bio_clone_bioset(struct bio *, gfp_t, struct bio_set *bs); -extern struct bio_set *fs_bio_set; +extern struct bio_set fs_bio_set; static inline struct bio *bio_alloc(gfp_t gfp_mask, unsigned int nr_iovecs) { - return bio_alloc_bioset(gfp_mask, nr_iovecs, fs_bio_set); + return bio_alloc_bioset(gfp_mask, nr_iovecs, &fs_bio_set); } static inline struct bio *bio_kmalloc(gfp_t gfp_mask, unsigned int nr_iovecs) @@ -499,7 +503,10 @@ static inline void bio_flush_dcache_pages(struct bio *bi) } #endif +extern void bio_copy_data_iter(struct bio *dst, struct bvec_iter *dst_iter, + struct bio *src, struct bvec_iter *src_iter); extern void bio_copy_data(struct bio *dst, struct bio *src); +extern void bio_list_copy_data(struct bio *dst, struct bio *src); extern void bio_free_pages(struct bio *bio); extern struct bio *bio_copy_user_iov(struct request_queue *, @@ -507,7 +514,13 @@ extern struct bio *bio_copy_user_iov(struct request_queue *, struct iov_iter *, gfp_t); extern int bio_uncopy_user(struct bio *); -void zero_fill_bio(struct bio *bio); +void zero_fill_bio_iter(struct bio *bio, struct bvec_iter iter); + +static inline void zero_fill_bio(struct bio *bio) +{ + zero_fill_bio_iter(bio, bio->bi_iter); +} + extern struct bio_vec *bvec_alloc(gfp_t, int, unsigned long *, mempool_t *); extern void bvec_free(mempool_t *, struct bio_vec *, unsigned int); extern unsigned int bvec_nr_vecs(unsigned short idx); @@ -722,11 +735,11 @@ struct bio_set { struct kmem_cache *bio_slab; unsigned int front_pad; - mempool_t *bio_pool; - mempool_t *bvec_pool; + mempool_t bio_pool; + mempool_t bvec_pool; #if defined(CONFIG_BLK_DEV_INTEGRITY) - mempool_t *bio_integrity_pool; - mempool_t *bvec_integrity_pool; + mempool_t bio_integrity_pool; + mempool_t bvec_integrity_pool; #endif /* @@ -745,6 +758,11 @@ struct biovec_slab { struct kmem_cache *slab; }; +static inline bool bioset_initialized(struct bio_set *bs) +{ + return bs->bio_slab != NULL; +} + /* * a small number of entries is fine, not going to be performance critical. * basically we just need to survive diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index e3986f4b34615..fb355173f3c73 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -9,6 +9,9 @@ struct blk_mq_tags; struct blk_flush_queue; +/** + * struct blk_mq_hw_ctx - State for a hardware queue facing the hardware block device + */ struct blk_mq_hw_ctx { struct { spinlock_t lock; @@ -256,7 +259,8 @@ void blk_mq_add_to_requeue_list(struct request *rq, bool at_head, void blk_mq_kick_requeue_list(struct request_queue *q); void blk_mq_delay_kick_requeue_list(struct request_queue *q, unsigned long msecs); void blk_mq_complete_request(struct request *rq); - +bool blk_mq_bio_list_merge(struct request_queue *q, struct list_head *list, + struct bio *bio); bool blk_mq_queue_stopped(struct request_queue *q); void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx); void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx); diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 17b18b91ebac9..3c4f390aea4bc 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -8,6 +8,7 @@ #include <linux/types.h> #include <linux/bvec.h> +#include <linux/ktime.h> struct bio_set; struct bio; @@ -90,10 +91,52 @@ static inline bool blk_path_error(blk_status_t error) return true; } -struct blk_issue_stat { - u64 stat; +/* + * From most significant bit: + * 1 bit: reserved for other usage, see below + * 12 bits: original size of bio + * 51 bits: issue time of bio + */ +#define BIO_ISSUE_RES_BITS 1 +#define BIO_ISSUE_SIZE_BITS 12 +#define BIO_ISSUE_RES_SHIFT (64 - BIO_ISSUE_RES_BITS) +#define BIO_ISSUE_SIZE_SHIFT (BIO_ISSUE_RES_SHIFT - BIO_ISSUE_SIZE_BITS) +#define BIO_ISSUE_TIME_MASK ((1ULL << BIO_ISSUE_SIZE_SHIFT) - 1) +#define BIO_ISSUE_SIZE_MASK \ + (((1ULL << BIO_ISSUE_SIZE_BITS) - 1) << BIO_ISSUE_SIZE_SHIFT) +#define BIO_ISSUE_RES_MASK (~((1ULL << BIO_ISSUE_RES_SHIFT) - 1)) + +/* Reserved bit for blk-throtl */ +#define BIO_ISSUE_THROTL_SKIP_LATENCY (1ULL << 63) + +struct bio_issue { + u64 value; }; +static inline u64 __bio_issue_time(u64 time) +{ + return time & BIO_ISSUE_TIME_MASK; +} + +static inline u64 bio_issue_time(struct bio_issue *issue) +{ + return __bio_issue_time(issue->value); +} + +static inline sector_t bio_issue_size(struct bio_issue *issue) +{ + return ((issue->value & BIO_ISSUE_SIZE_MASK) >> BIO_ISSUE_SIZE_SHIFT); +} + +static inline void bio_issue_init(struct bio_issue *issue, + sector_t size) +{ + size &= (1ULL << BIO_ISSUE_SIZE_BITS) - 1; + issue->value = ((issue->value & BIO_ISSUE_RES_MASK) | + (ktime_get_ns() & BIO_ISSUE_TIME_MASK) | + ((u64)size << BIO_ISSUE_SIZE_SHIFT)); +} + /* * main unit of I/O for the block layer and lower layers (ie drivers and * stacking drivers) @@ -138,7 +181,7 @@ struct bio { struct cgroup_subsys_state *bi_css; #ifdef CONFIG_BLK_DEV_THROTTLING_LOW void *bi_cg_private; - struct blk_issue_stat bi_issue_stat; + struct bio_issue bi_issue; #endif #endif union { @@ -186,6 +229,8 @@ struct bio { * throttling rules. Don't do it again. */ #define BIO_TRACE_COMPLETION 10 /* bio_endio() should trace the final completion * of this bio. */ +#define BIO_QUEUE_ENTERED 11 /* can use blk_queue_enter_live() */ + /* See BVEC_POOL_OFFSET below before adding new flags */ /* diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 9af3e0f430bcb..bca3a92eb55f5 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -125,16 +125,23 @@ typedef __u32 __bitwise req_flags_t; #define RQF_SPECIAL_PAYLOAD ((__force req_flags_t)(1 << 18)) /* The per-zone write lock is held for this request */ #define RQF_ZONE_WRITE_LOCKED ((__force req_flags_t)(1 << 19)) -/* timeout is expired */ -#define RQF_MQ_TIMEOUT_EXPIRED ((__force req_flags_t)(1 << 20)) /* already slept for hybrid poll */ -#define RQF_MQ_POLL_SLEPT ((__force req_flags_t)(1 << 21)) +#define RQF_MQ_POLL_SLEPT ((__force req_flags_t)(1 << 20)) /* flags that prevent us from merging requests: */ #define RQF_NOMERGE_FLAGS \ (RQF_STARTED | RQF_SOFTBARRIER | RQF_FLUSH_SEQ | RQF_SPECIAL_PAYLOAD) /* + * Request state for blk-mq. + */ +enum mq_rq_state { + MQ_RQ_IDLE = 0, + MQ_RQ_IN_FLIGHT = 1, + MQ_RQ_COMPLETE = 2, +}; + +/* * Try to put the fields that are referenced together in the same cacheline. * * If you modify this structure, make sure to update blk_rq_init() and @@ -205,9 +212,20 @@ struct request { struct gendisk *rq_disk; struct hd_struct *part; - unsigned long start_time; - struct blk_issue_stat issue_stat; - /* Number of scatter-gather DMA addr+len pairs after + /* Time that I/O was submitted to the kernel. */ + u64 start_time_ns; + /* Time that I/O was submitted to the device. */ + u64 io_start_time_ns; + +#ifdef CONFIG_BLK_WBT + unsigned short wbt_flags; +#endif +#ifdef CONFIG_BLK_DEV_THROTTLING_LOW + unsigned short throtl_size; +#endif + + /* + * Number of scatter-gather DMA addr+len pairs after * physical address coalescing is performed. */ unsigned short nr_phys_segments; @@ -219,32 +237,14 @@ struct request { unsigned short write_hint; unsigned short ioprio; - unsigned int timeout; - void *special; /* opaque pointer available for LLD use */ unsigned int extra_len; /* length of alignment and padding */ - /* - * On blk-mq, the lower bits of ->gstate (generation number and - * state) carry the MQ_RQ_* state value and the upper bits the - * generation number which is monotonically incremented and used to - * distinguish the reuse instances. - * - * ->gstate_seq allows updates to ->gstate and other fields - * (currently ->deadline) during request start to be read - * atomically from the timeout path, so that it can operate on a - * coherent set of information. - */ - seqcount_t gstate_seq; - u64 gstate; + enum mq_rq_state state; + refcount_t ref; - /* - * ->aborted_gstate is used by the timeout to claim a specific - * recycle instance of this request. See blk_mq_timeout_work(). - */ - struct u64_stats_sync aborted_gstate_sync; - u64 aborted_gstate; + unsigned int timeout; /* access through blk_rq_set_deadline, blk_rq_deadline */ unsigned long __deadline; @@ -267,8 +267,6 @@ struct request { #ifdef CONFIG_BLK_CGROUP struct request_list *rl; /* rl this rq is alloced from */ - unsigned long long start_time_ns; - unsigned long long io_start_time_ns; /* when passed to hardware */ #endif }; @@ -328,9 +326,8 @@ typedef int (init_rq_fn)(struct request_queue *, struct request *, gfp_t); typedef void (exit_rq_fn)(struct request_queue *, struct request *); enum blk_eh_timer_return { - BLK_EH_NOT_HANDLED, - BLK_EH_HANDLED, - BLK_EH_RESET_TIMER, + BLK_EH_DONE, /* drivers has completed the command */ + BLK_EH_RESET_TIMER, /* reset timer and try again */ }; typedef enum blk_eh_timer_return (rq_timed_out_fn)(struct request *); @@ -605,6 +602,11 @@ struct request_queue { * initialized by the low level device driver (e.g. scsi/sd.c). * Stacking drivers (device mappers) may or may not initialize * these fields. + * + * Reads of this information must be protected with blk_queue_enter() / + * blk_queue_exit(). Modifying this information is only allowed while + * no requests are being processed. See also blk_mq_freeze_queue() and + * blk_mq_unfreeze_queue(). */ unsigned int nr_zones; unsigned long *seq_zones_bitmap; @@ -650,7 +652,7 @@ struct request_queue { struct blk_mq_tag_set *tag_set; struct list_head tag_set_list; - struct bio_set *bio_split; + struct bio_set bio_split; #ifdef CONFIG_BLK_DEBUG_FS struct dentry *debugfs_dir; @@ -737,6 +739,7 @@ bool blk_queue_flag_test_and_clear(unsigned int flag, struct request_queue *q); #define blk_queue_quiesced(q) test_bit(QUEUE_FLAG_QUIESCED, &(q)->queue_flags) #define blk_queue_preempt_only(q) \ test_bit(QUEUE_FLAG_PREEMPT_ONLY, &(q)->queue_flags) +#define blk_queue_fua(q) test_bit(QUEUE_FLAG_FUA, &(q)->queue_flags) extern int blk_set_preempt_only(struct request_queue *q); extern void blk_clear_preempt_only(struct request_queue *q); @@ -961,11 +964,8 @@ extern void blk_rq_init(struct request_queue *q, struct request *rq); extern void blk_init_request_from_bio(struct request *req, struct bio *bio); extern void blk_put_request(struct request *); extern void __blk_put_request(struct request_queue *, struct request *); -extern struct request *blk_get_request_flags(struct request_queue *, - unsigned int op, - blk_mq_req_flags_t flags); extern struct request *blk_get_request(struct request_queue *, unsigned int op, - gfp_t gfp_mask); + blk_mq_req_flags_t flags); extern void blk_requeue_request(struct request_queue *, struct request *); extern int blk_lld_busy(struct request_queue *q); extern int blk_rq_prep_clone(struct request *rq, struct request *rq_src, @@ -1782,48 +1782,6 @@ int kblockd_schedule_work(struct work_struct *work); int kblockd_schedule_work_on(int cpu, struct work_struct *work); int kblockd_mod_delayed_work_on(int cpu, struct delayed_work *dwork, unsigned long delay); -#ifdef CONFIG_BLK_CGROUP -/* - * This should not be using sched_clock(). A real patch is in progress - * to fix this up, until that is in place we need to disable preemption - * around sched_clock() in this function and set_io_start_time_ns(). - */ -static inline void set_start_time_ns(struct request *req) -{ - preempt_disable(); - req->start_time_ns = sched_clock(); - preempt_enable(); -} - -static inline void set_io_start_time_ns(struct request *req) -{ - preempt_disable(); - req->io_start_time_ns = sched_clock(); - preempt_enable(); -} - -static inline uint64_t rq_start_time_ns(struct request *req) -{ - return req->start_time_ns; -} - -static inline uint64_t rq_io_start_time_ns(struct request *req) -{ - return req->io_start_time_ns; -} -#else -static inline void set_start_time_ns(struct request *req) {} -static inline void set_io_start_time_ns(struct request *req) {} -static inline uint64_t rq_start_time_ns(struct request *req) -{ - return 0; -} -static inline uint64_t rq_io_start_time_ns(struct request *req) -{ - return 0; -} -#endif - #define MODULE_ALIAS_BLOCKDEV(major,minor) \ MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor)) #define MODULE_ALIAS_BLOCKDEV_MAJOR(major) \ diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 95a7abd0ee928..469b20e1dd7e4 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -31,6 +31,7 @@ struct bpf_map_ops { void (*map_release)(struct bpf_map *map, struct file *map_file); void (*map_free)(struct bpf_map *map); int (*map_get_next_key)(struct bpf_map *map, void *key, void *next_key); + void (*map_release_uref)(struct bpf_map *map); /* funcs callable from userspace and from eBPF programs */ void *(*map_lookup_elem)(struct bpf_map *map, void *key); @@ -339,8 +340,8 @@ int bpf_prog_array_copy_to_user(struct bpf_prog_array __rcu *progs, void bpf_prog_array_delete_safe(struct bpf_prog_array __rcu *progs, struct bpf_prog *old_prog); int bpf_prog_array_copy_info(struct bpf_prog_array __rcu *array, - __u32 __user *prog_ids, u32 request_cnt, - __u32 __user *prog_cnt); + u32 *prog_ids, u32 request_cnt, + u32 *prog_cnt); int bpf_prog_array_copy(struct bpf_prog_array __rcu *old_array, struct bpf_prog *exclude_prog, struct bpf_prog *include_prog, @@ -351,6 +352,7 @@ int bpf_prog_array_copy(struct bpf_prog_array __rcu *old_array, struct bpf_prog **_prog, *__prog; \ struct bpf_prog_array *_array; \ u32 _ret = 1; \ + preempt_disable(); \ rcu_read_lock(); \ _array = rcu_dereference(array); \ if (unlikely(check_non_null && !_array))\ @@ -362,6 +364,7 @@ int bpf_prog_array_copy(struct bpf_prog_array __rcu *old_array, } \ _out: \ rcu_read_unlock(); \ + preempt_enable_no_resched(); \ _ret; \ }) @@ -434,7 +437,6 @@ int bpf_stackmap_copy(struct bpf_map *map, void *key, void *value); int bpf_fd_array_map_update_elem(struct bpf_map *map, struct file *map_file, void *key, void *value, u64 map_flags); int bpf_fd_array_map_lookup_elem(struct bpf_map *map, void *key, u32 *value); -void bpf_fd_array_map_clear(struct bpf_map *map); int bpf_fd_htab_map_update_elem(struct bpf_map *map, struct file *map_file, void *key, void *value, u64 map_flags); int bpf_fd_htab_map_lookup_elem(struct bpf_map *map, void *key, u32 *value); diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index 7e61c395fddff..df36b1b08af05 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -142,10 +142,11 @@ struct bpf_verifier_state_list { struct bpf_insn_aux_data { union { enum bpf_reg_type ptr_type; /* pointer type for load/store insns */ - struct bpf_map *map_ptr; /* pointer for call insn into lookup_elem */ + unsigned long map_state; /* pointer/poison value for maps */ s32 call_imm; /* saved imm field of call insn */ }; int ctx_field_size; /* the ctx field size for load insn, maybe 0 */ + int sanitize_stack_off; /* stack slot to be cleared */ bool seen; /* this insn was processed by the verifier */ }; diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h index d3339dd48b1ab..b324e01ccf2da 100644 --- a/include/linux/brcmphy.h +++ b/include/linux/brcmphy.h @@ -25,6 +25,7 @@ #define PHY_ID_BCM54612E 0x03625e60 #define PHY_ID_BCM54616S 0x03625d10 #define PHY_ID_BCM57780 0x03625d90 +#define PHY_ID_BCM89610 0x03625cd0 #define PHY_ID_BCM7250 0xae025280 #define PHY_ID_BCM7260 0xae025190 diff --git a/include/linux/bsg-lib.h b/include/linux/bsg-lib.h index 28a7ccc55c895..6aeaf64726651 100644 --- a/include/linux/bsg-lib.h +++ b/include/linux/bsg-lib.h @@ -72,8 +72,7 @@ struct bsg_job { void bsg_job_done(struct bsg_job *job, int result, unsigned int reply_payload_rcv_len); struct request_queue *bsg_setup_queue(struct device *dev, const char *name, - bsg_job_fn *job_fn, int dd_job_size, - void (*release)(struct device *)); + bsg_job_fn *job_fn, int dd_job_size); void bsg_job_put(struct bsg_job *job); int __must_check bsg_job_get(struct bsg_job *job); diff --git a/include/linux/bsg.h b/include/linux/bsg.h index 0c7dd9ceb139e..dac37b6e00ecc 100644 --- a/include/linux/bsg.h +++ b/include/linux/bsg.h @@ -17,17 +17,13 @@ struct bsg_ops { struct bsg_class_device { struct device *class_dev; - struct device *parent; int minor; struct request_queue *queue; - struct kref ref; const struct bsg_ops *ops; - void (*release)(struct device *); }; int bsg_register_queue(struct request_queue *q, struct device *parent, - const char *name, const struct bsg_ops *ops, - void (*release)(struct device *)); + const char *name, const struct bsg_ops *ops); int bsg_scsi_register_queue(struct request_queue *q, struct device *parent); void bsg_unregister_queue(struct request_queue *q); #else diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 528ccc943cee0..96bb322859892 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -77,7 +77,10 @@ struct ceph_osd_data { u32 bio_length; }; #endif /* CONFIG_BLOCK */ - struct ceph_bvec_iter bvec_pos; + struct { + struct ceph_bvec_iter bvec_pos; + u32 num_bvecs; + }; }; }; @@ -412,6 +415,10 @@ void osd_req_op_extent_osd_data_bio(struct ceph_osd_request *osd_req, struct ceph_bio_iter *bio_pos, u32 bio_length); #endif /* CONFIG_BLOCK */ +void osd_req_op_extent_osd_data_bvecs(struct ceph_osd_request *osd_req, + unsigned int which, + struct bio_vec *bvecs, u32 num_bvecs, + u32 bytes); void osd_req_op_extent_osd_data_bvec_pos(struct ceph_osd_request *osd_req, unsigned int which, struct ceph_bvec_iter *bvec_pos); @@ -426,7 +433,8 @@ extern void osd_req_op_cls_request_data_pages(struct ceph_osd_request *, bool own_pages); void osd_req_op_cls_request_data_bvecs(struct ceph_osd_request *osd_req, unsigned int which, - struct bio_vec *bvecs, u32 bytes); + struct bio_vec *bvecs, u32 num_bvecs, + u32 bytes); extern void osd_req_op_cls_response_data_pages(struct ceph_osd_request *, unsigned int which, struct page **pages, u64 length, diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 210a890008f9e..1d25e149c1c5b 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -765,6 +765,9 @@ int __clk_mux_determine_rate(struct clk_hw *hw, int __clk_determine_rate(struct clk_hw *core, struct clk_rate_request *req); int __clk_mux_determine_rate_closest(struct clk_hw *hw, struct clk_rate_request *req); +int clk_mux_determine_rate_flags(struct clk_hw *hw, + struct clk_rate_request *req, + unsigned long flags); void clk_hw_reparent(struct clk_hw *hw, struct clk_hw *new_parent); void clk_hw_set_rate_range(struct clk_hw *hw, unsigned long min_rate, unsigned long max_rate); diff --git a/include/linux/compat.h b/include/linux/compat.h index 081281ad57725..b1a5562b3215b 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -7,8 +7,7 @@ */ #include <linux/types.h> - -#ifdef CONFIG_COMPAT +#include <linux/compat_time.h> #include <linux/stat.h> #include <linux/param.h> /* for HZ */ @@ -21,8 +20,11 @@ #include <linux/unistd.h> #include <asm/compat.h> + +#ifdef CONFIG_COMPAT #include <asm/siginfo.h> #include <asm/signal.h> +#endif #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER /* @@ -83,6 +85,8 @@ static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #endif /* COMPAT_SYSCALL_DEFINEx */ +#ifdef CONFIG_COMPAT + #ifndef compat_user_stack_pointer #define compat_user_stack_pointer() current_user_stack_pointer() #endif @@ -290,8 +294,6 @@ extern int compat_get_timespec(struct timespec *, const void __user *); extern int compat_put_timespec(const struct timespec *, void __user *); extern int compat_get_timeval(struct timeval *, const void __user *); extern int compat_put_timeval(const struct timeval *, void __user *); -extern int compat_get_timespec64(struct timespec64 *, const void __user *); -extern int compat_put_timespec64(const struct timespec64 *, void __user *); extern int get_compat_itimerspec64(struct itimerspec64 *its, const struct compat_itimerspec __user *uits); extern int put_compat_itimerspec64(const struct itimerspec64 *its, @@ -330,6 +332,7 @@ extern int put_compat_rusage(const struct rusage *, struct compat_rusage __user *); struct compat_siginfo; +struct __compat_aio_sigset; struct compat_dirent { u32 d_ino; @@ -553,6 +556,12 @@ asmlinkage long compat_sys_io_getevents(compat_aio_context_t ctx_id, compat_long_t nr, struct io_event __user *events, struct compat_timespec __user *timeout); +asmlinkage long compat_sys_io_pgetevents(compat_aio_context_t ctx_id, + compat_long_t min_nr, + compat_long_t nr, + struct io_event __user *events, + struct compat_timespec __user *timeout, + const struct __compat_aio_sigset __user *usig); /* fs/cookies.c */ asmlinkage long compat_sys_lookup_dcookie(u32, u32, char __user *, compat_size_t); @@ -1016,7 +1025,9 @@ static inline struct compat_timeval ns_to_compat_timeval(s64 nsec) #else /* !CONFIG_COMPAT */ #define is_compat_task() (0) +#ifndef in_compat_syscall static inline bool in_compat_syscall(void) { return false; } +#endif #endif /* CONFIG_COMPAT */ diff --git a/include/linux/compat_time.h b/include/linux/compat_time.h new file mode 100644 index 0000000000000..31f2774f19946 --- /dev/null +++ b/include/linux/compat_time.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_COMPAT_TIME_H +#define _LINUX_COMPAT_TIME_H + +#include <linux/types.h> +#include <linux/time64.h> + +typedef s32 compat_time_t; + +struct compat_timespec { + compat_time_t tv_sec; + s32 tv_nsec; +}; + +struct compat_timeval { + compat_time_t tv_sec; + s32 tv_usec; +}; + +extern int compat_get_timespec64(struct timespec64 *, const void __user *); +extern int compat_put_timespec64(const struct timespec64 *, void __user *); + +#endif /* _LINUX_COMPAT_TIME_H */ diff --git a/include/linux/cper.h b/include/linux/cper.h index d14ef4e77c8af..9c703a0abe6ed 100644 --- a/include/linux/cper.h +++ b/include/linux/cper.h @@ -381,7 +381,7 @@ struct cper_sec_proc_generic { /* IA32/X64 Processor Error Section */ struct cper_sec_proc_ia { __u64 validation_bits; - __u8 lapic_id; + __u64 lapic_id; __u8 cpuid[48]; }; @@ -551,5 +551,7 @@ const char *cper_mem_err_unpack(struct trace_seq *, struct cper_mem_err_compact *); void cper_print_proc_arm(const char *pfx, const struct cper_sec_proc_arm *proc); +void cper_print_proc_ia(const char *pfx, + const struct cper_sec_proc_ia *proc); #endif diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 7b01bc11c6929..a97a63eef59f6 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -53,6 +53,8 @@ extern ssize_t cpu_show_spectre_v1(struct device *dev, struct device_attribute *attr, char *buf); extern ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr, char *buf); +extern ssize_t cpu_show_spec_store_bypass(struct device *dev, + struct device_attribute *attr, char *buf); extern __printf(4, 5) struct device *cpu_device_create(struct device *parent, void *drvdata, diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 87f48dd932eb1..882a9b9e34bc2 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -571,7 +571,7 @@ struct governor_attr { size_t count); }; -static inline bool cpufreq_can_do_remote_dvfs(struct cpufreq_policy *policy) +static inline bool cpufreq_this_cpu_can_update(struct cpufreq_policy *policy) { /* * Allow remote callbacks if: diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 1eefabf1621f4..4325d6fdde9b6 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -258,6 +258,7 @@ struct cpuidle_governor { #ifdef CONFIG_CPU_IDLE extern int cpuidle_register_governor(struct cpuidle_governor *gov); +extern int cpuidle_governor_latency_req(unsigned int cpu); #else static inline int cpuidle_register_governor(struct cpuidle_governor *gov) {return 0;} diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 94acbde17bb19..66c6e17e61e5a 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -224,6 +224,7 @@ extern seqlock_t rename_lock; * These are the low-level FS interfaces to the dcache.. */ extern void d_instantiate(struct dentry *, struct inode *); +extern void d_instantiate_new(struct dentry *, struct inode *); extern struct dentry * d_instantiate_unique(struct dentry *, struct inode *); extern struct dentry * d_instantiate_anon(struct dentry *, struct inode *); extern int d_instantiate_no_diralias(struct dentry *, struct inode *); diff --git a/include/linux/delayacct.h b/include/linux/delayacct.h index 5e335b6203f49..e6c0448ebcc7f 100644 --- a/include/linux/delayacct.h +++ b/include/linux/delayacct.h @@ -29,7 +29,7 @@ #ifdef CONFIG_TASK_DELAY_ACCT struct task_delay_info { - spinlock_t lock; + raw_spinlock_t lock; unsigned int flags; /* Private per-task flags */ /* For each stat XXX, add following, aligned appropriately diff --git a/include/linux/device.h b/include/linux/device.h index 0059b99e1f25d..00b6c3b424376 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -88,6 +88,8 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *); * @resume: Called to bring a device on this bus out of sleep mode. * @num_vf: Called to find out how many virtual functions a device on this * bus supports. + * @dma_configure: Called to setup DMA configuration on a device on + this bus. * @pm: Power management operations of this bus, callback the specific * device driver's pm-ops. * @iommu_ops: IOMMU specific operations for this bus, used to attach IOMMU @@ -96,8 +98,6 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *); * @p: The private data of the driver core, only the driver core can * touch this. * @lock_key: Lock class key for use by the lock validator - * @force_dma: Assume devices on this bus should be set up by dma_configure() - * even if DMA capability is not explicitly described by firmware. * * A bus is a channel between the processor and one or more devices. For the * purposes of the device model, all devices are connected via a bus, even if @@ -130,14 +130,14 @@ struct bus_type { int (*num_vf)(struct device *dev); + int (*dma_configure)(struct device *dev); + const struct dev_pm_ops *pm; const struct iommu_ops *iommu_ops; struct subsys_private *p; struct lock_class_key lock_key; - - bool force_dma; }; extern int __must_check bus_register(struct bus_type *bus); @@ -256,7 +256,9 @@ enum probe_type { * automatically. * @pm: Power management operations of the device which matched * this driver. - * @coredump: Called through sysfs to initiate a device coredump. + * @coredump: Called when sysfs entry is written to. The device driver + * is expected to call the dev_coredump API resulting in a + * uevent. * @p: Driver core's private data, no one other than the driver * core can touch this. * @@ -288,7 +290,7 @@ struct device_driver { const struct attribute_group **groups; const struct dev_pm_ops *pm; - int (*coredump) (struct device *dev); + void (*coredump) (struct device *dev); struct driver_private *p; }; @@ -902,6 +904,8 @@ struct dev_links_info { * @offline: Set after successful invocation of bus type's .offline(). * @of_node_reused: Set if the device-tree node is shared with an ancestor * device. + * @dma_32bit_limit: bridge limited to 32bit DMA even if the device itself + * indicates support for a higher limit in the dma_mask field. * * At the lowest level, every device in a Linux system is represented by an * instance of struct device. The device structure contains the information @@ -990,6 +994,7 @@ struct device { bool offline_disabled:1; bool offline:1; bool of_node_reused:1; + bool dma_32bit_limit:1; }; static inline struct device *kobj_to_dev(struct kobject *kobj) diff --git a/include/linux/dma-debug.h b/include/linux/dma-debug.h index c7d844f09c3a9..a785f25071592 100644 --- a/include/linux/dma-debug.h +++ b/include/linux/dma-debug.h @@ -30,8 +30,6 @@ struct bus_type; extern void dma_debug_add_bus(struct bus_type *bus); -extern void dma_debug_init(u32 num_entries); - extern int dma_debug_resize_entries(u32 num_entries); extern void debug_dma_map_page(struct device *dev, struct page *page, @@ -100,10 +98,6 @@ static inline void dma_debug_add_bus(struct bus_type *bus) { } -static inline void dma_debug_init(u32 num_entries) -{ -} - static inline int dma_debug_resize_entries(u32 num_entries) { return 0; diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h index 53ad6a47f5134..8d9f33febde54 100644 --- a/include/linux/dma-direct.h +++ b/include/linux/dma-direct.h @@ -59,6 +59,11 @@ void *dma_direct_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs); void dma_direct_free(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_addr, unsigned long attrs); +dma_addr_t dma_direct_map_page(struct device *dev, struct page *page, + unsigned long offset, size_t size, enum dma_data_direction dir, + unsigned long attrs); +int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl, int nents, + enum dma_data_direction dir, unsigned long attrs); int dma_direct_supported(struct device *dev, u64 mask); - +int dma_direct_mapping_error(struct device *dev, dma_addr_t dma_addr); #endif /* _LINUX_DMA_DIRECT_H */ diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h index 92f20832fd287..e8ca5e6542773 100644 --- a/include/linux/dma-iommu.h +++ b/include/linux/dma-iommu.h @@ -17,6 +17,7 @@ #define __DMA_IOMMU_H #ifdef __KERNEL__ +#include <linux/types.h> #include <asm/errno.h> #ifdef CONFIG_IOMMU_DMA diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index f8ab1c0f589ea..f9cc309507d9f 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -133,10 +133,10 @@ struct dma_map_ops { #ifdef ARCH_HAS_DMA_GET_REQUIRED_MASK u64 (*get_required_mask)(struct device *dev); #endif - int is_phys; }; extern const struct dma_map_ops dma_direct_ops; +extern const struct dma_map_ops dma_noncoherent_ops; extern const struct dma_map_ops dma_virt_ops; #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) @@ -502,7 +502,7 @@ dma_get_sgtable_attrs(struct device *dev, struct sg_table *sgt, void *cpu_addr, #define dma_get_sgtable(d, t, v, h, s) dma_get_sgtable_attrs(d, t, v, h, s, 0) #ifndef arch_dma_alloc_attrs -#define arch_dma_alloc_attrs(dev, flag) (true) +#define arch_dma_alloc_attrs(dev) (true) #endif static inline void *dma_alloc_attrs(struct device *dev, size_t size, @@ -521,7 +521,7 @@ static inline void *dma_alloc_attrs(struct device *dev, size_t size, /* let the implementation decide on the zone to allocate from: */ flag &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); - if (!arch_dma_alloc_attrs(&dev, &flag)) + if (!arch_dma_alloc_attrs(&dev)) return NULL; if (!ops->alloc) return NULL; @@ -572,14 +572,6 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) return 0; } -/* - * This is a hack for the legacy x86 forbid_dac and iommu_sac_force. Please - * don't use this in new code. - */ -#ifndef arch_dma_supported -#define arch_dma_supported(dev, mask) (1) -#endif - static inline void dma_check_mask(struct device *dev, u64 mask) { if (sme_active() && (mask < (((u64)sme_get_me_mask() << 1) - 1))) @@ -592,9 +584,6 @@ static inline int dma_supported(struct device *dev, u64 mask) if (!ops) return 0; - if (!arch_dma_supported(dev, mask)) - return 0; - if (!ops->dma_supported) return 1; return ops->dma_supported(dev, mask); @@ -839,7 +828,7 @@ static inline int dma_mmap_wc(struct device *dev, #define dma_mmap_writecombine dma_mmap_wc #endif -#if defined(CONFIG_NEED_DMA_MAP_STATE) || defined(CONFIG_DMA_API_DEBUG) +#ifdef CONFIG_NEED_DMA_MAP_STATE #define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME #define DEFINE_DMA_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME #define dma_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME) diff --git a/include/linux/dma-noncoherent.h b/include/linux/dma-noncoherent.h new file mode 100644 index 0000000000000..10b2654d549bd --- /dev/null +++ b/include/linux/dma-noncoherent.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_DMA_NONCOHERENT_H +#define _LINUX_DMA_NONCOHERENT_H 1 + +#include <linux/dma-mapping.h> + +void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, + gfp_t gfp, unsigned long attrs); +void arch_dma_free(struct device *dev, size_t size, void *cpu_addr, + dma_addr_t dma_addr, unsigned long attrs); + +#ifdef CONFIG_DMA_NONCOHERENT_MMAP +int arch_dma_mmap(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size, + unsigned long attrs); +#else +#define arch_dma_mmap NULL +#endif /* CONFIG_DMA_NONCOHERENT_MMAP */ + +#ifdef CONFIG_DMA_NONCOHERENT_CACHE_SYNC +void arch_dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction direction); +#else +#define arch_dma_cache_sync NULL +#endif /* CONFIG_DMA_NONCOHERENT_CACHE_SYNC */ + +#ifdef CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE +void arch_sync_dma_for_device(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir); +#else +static inline void arch_sync_dma_for_device(struct device *dev, + phys_addr_t paddr, size_t size, enum dma_data_direction dir) +{ +} +#endif /* ARCH_HAS_SYNC_DMA_FOR_DEVICE */ + +#ifdef CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU +void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir); +#else +static inline void arch_sync_dma_for_cpu(struct device *dev, + phys_addr_t paddr, size_t size, enum dma_data_direction dir) +{ +} +#endif /* ARCH_HAS_SYNC_DMA_FOR_CPU */ + +#endif /* _LINUX_DMA_NONCOHERENT_H */ diff --git a/include/linux/efi.h b/include/linux/efi.h index f1b7d68ac4600..56add823f1909 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -395,9 +395,9 @@ typedef struct { u32 attributes; u32 get_bar_attributes; u32 set_bar_attributes; - uint64_t romsize; - void *romimage; -} efi_pci_io_protocol_32; + u64 romsize; + u32 romimage; +} efi_pci_io_protocol_32_t; typedef struct { u64 poll_mem; @@ -415,9 +415,9 @@ typedef struct { u64 attributes; u64 get_bar_attributes; u64 set_bar_attributes; - uint64_t romsize; - void *romimage; -} efi_pci_io_protocol_64; + u64 romsize; + u64 romimage; +} efi_pci_io_protocol_64_t; typedef struct { void *poll_mem; @@ -437,7 +437,7 @@ typedef struct { void *set_bar_attributes; uint64_t romsize; void *romimage; -} efi_pci_io_protocol; +} efi_pci_io_protocol_t; #define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001 #define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002 diff --git a/include/linux/elevator.h b/include/linux/elevator.h index 6d9e230dffd29..a02deea301857 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -218,8 +218,6 @@ extern void elv_unregister(struct elevator_type *); extern ssize_t elv_iosched_show(struct request_queue *, char *); extern ssize_t elv_iosched_store(struct request_queue *, const char *, size_t); -extern int elevator_init(struct request_queue *, char *); -extern void elevator_exit(struct request_queue *, struct elevator_queue *); extern bool elv_bio_merge_ok(struct request *, struct bio *); extern struct elevator_queue *elevator_alloc(struct request_queue *, struct elevator_type *); diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index ebe41811ed341..b32cd2062f187 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -310,6 +310,8 @@ bool ethtool_convert_link_mode_to_legacy_u32(u32 *legacy_u32, * fields should be ignored (use %__ETHTOOL_LINK_MODE_MASK_NBITS * instead of the latter), any change to them will be overwritten * by kernel. Returns a negative error code or zero. + * @get_fecparam: Get the network device Forward Error Correction parameters. + * @set_fecparam: Set the network device Forward Error Correction parameters. * * All operations are optional (i.e. the function pointer may be set * to %NULL) and callers must take this into account. Callers must diff --git a/include/linux/fs.h b/include/linux/fs.h index 760d8da1b6c7d..d4c37d371da54 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -94,7 +94,7 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset, /* * flags in file.f_mode. Note that FMODE_READ and FMODE_WRITE must correspond - * to O_WRONLY and O_RDWR via the strange trick in __dentry_open() + * to O_WRONLY and O_RDWR via the strange trick in do_dentry_open() */ /* file is open for reading */ @@ -1250,7 +1250,7 @@ static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl) } struct fasync_struct { - spinlock_t fa_lock; + rwlock_t fa_lock; int magic; int fa_fd; struct fasync_struct *fa_next; /* singly linked list */ @@ -1711,6 +1711,8 @@ struct file_operations { int (*iterate) (struct file *, struct dir_context *); int (*iterate_shared) (struct file *, struct dir_context *); __poll_t (*poll) (struct file *, struct poll_table_struct *); + struct wait_queue_head * (*get_poll_head)(struct file *, __poll_t); + __poll_t (*poll_mask) (struct file *, __poll_t); long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long); long (*compat_ioctl) (struct file *, unsigned int, unsigned long); int (*mmap) (struct file *, struct vm_area_struct *); @@ -2570,7 +2572,7 @@ extern bool is_bad_inode(struct inode *); #ifdef CONFIG_BLOCK extern void check_disk_size_change(struct gendisk *disk, - struct block_device *bdev); + struct block_device *bdev, bool verbose); extern int revalidate_disk(struct gendisk *); extern int check_disk_change(struct block_device *); extern int __invalidate_device(struct block_device *, bool); diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index e0c95c9f1e292..e64c0294f50bf 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -217,12 +217,10 @@ struct fsnotify_mark_connector { union { /* Object pointer [lock] */ struct inode *inode; struct vfsmount *mnt; - }; - union { - struct hlist_head list; /* Used listing heads to free after srcu period expires */ struct fsnotify_mark_connector *destroy_next; }; + struct hlist_head list; }; /* diff --git a/include/linux/genhd.h b/include/linux/genhd.h index c826b0b5232af..6cb8a57896682 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -368,7 +368,9 @@ static inline void free_part_stats(struct hd_struct *part) part_stat_add(cpu, gendiskp, field, -subnd) void part_in_flight(struct request_queue *q, struct hd_struct *part, - unsigned int inflight[2]); + unsigned int inflight[2]); +void part_in_flight_rw(struct request_queue *q, struct hd_struct *part, + unsigned int inflight[2]); void part_dec_in_flight(struct request_queue *q, struct hd_struct *part, int rw); void part_inc_in_flight(struct request_queue *q, struct hd_struct *part, diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 1a4582b44d327..fc5ab85278d5f 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -464,7 +464,7 @@ static inline struct page * __alloc_pages_node(int nid, gfp_t gfp_mask, unsigned int order) { VM_BUG_ON(nid < 0 || nid >= MAX_NUMNODES); - VM_WARN_ON(!node_online(nid)); + VM_WARN_ON((gfp_mask & __GFP_THISNODE) && !node_online(nid)); return __alloc_pages(gfp_mask, order, nid); } diff --git a/include/linux/hmm.h b/include/linux/hmm.h index 39988924de3aa..2f1327c37a63d 100644 --- a/include/linux/hmm.h +++ b/include/linux/hmm.h @@ -16,7 +16,7 @@ /* * Heterogeneous Memory Management (HMM) * - * See Documentation/vm/hmm.txt for reasons and overview of what HMM is and it + * See Documentation/vm/hmm.rst for reasons and overview of what HMM is and it * is for. Here we focus on the HMM API description, with some explanation of * the underlying implementation. * diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index a2656c3ebe81c..3892e9c8b2deb 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -161,9 +161,11 @@ struct hrtimer_clock_base { enum hrtimer_base_type { HRTIMER_BASE_MONOTONIC, HRTIMER_BASE_REALTIME, + HRTIMER_BASE_BOOTTIME, HRTIMER_BASE_TAI, HRTIMER_BASE_MONOTONIC_SOFT, HRTIMER_BASE_REALTIME_SOFT, + HRTIMER_BASE_BOOTTIME_SOFT, HRTIMER_BASE_TAI_SOFT, HRTIMER_MAX_CLOCK_BASES, }; diff --git a/include/linux/ide.h b/include/linux/ide.h index ca9d34feb5726..c74b0321922aa 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -961,7 +961,7 @@ __IDE_PROC_DEVSET(_name, _min, _max, NULL, NULL) typedef struct { const char *name; umode_t mode; - const struct file_operations *proc_fops; + int (*show)(struct seq_file *, void *); } ide_proc_entry_t; void proc_ide_create(void); @@ -973,8 +973,8 @@ void ide_proc_unregister_port(ide_hwif_t *); void ide_proc_register_driver(ide_drive_t *, struct ide_driver *); void ide_proc_unregister_driver(ide_drive_t *, struct ide_driver *); -extern const struct file_operations ide_capacity_proc_fops; -extern const struct file_operations ide_geometry_proc_fops; +int ide_capacity_proc_show(struct seq_file *m, void *v); +int ide_geometry_proc_show(struct seq_file *m, void *v); #else static inline void proc_ide_create(void) { ; } static inline void proc_ide_destroy(void) { ; } @@ -1508,8 +1508,6 @@ static inline void ide_set_hwifdata (ide_hwif_t * hwif, void *data) hwif->hwif_data = data; } -extern void ide_toggle_bounce(ide_drive_t *drive, int on); - u64 ide_get_lba_addr(struct ide_cmd *, int); u8 ide_dump_status(ide_drive_t *, const char *, u8); diff --git a/include/linux/iio/buffer_impl.h b/include/linux/iio/buffer_impl.h index b9e22b7e2f288..d1171db237427 100644 --- a/include/linux/iio/buffer_impl.h +++ b/include/linux/iio/buffer_impl.h @@ -53,7 +53,7 @@ struct iio_buffer_access_funcs { int (*request_update)(struct iio_buffer *buffer); int (*set_bytes_per_datum)(struct iio_buffer *buffer, size_t bpd); - int (*set_length)(struct iio_buffer *buffer, int length); + int (*set_length)(struct iio_buffer *buffer, unsigned int length); int (*enable)(struct iio_buffer *buffer, struct iio_dev *indio_dev); int (*disable)(struct iio_buffer *buffer, struct iio_dev *indio_dev); @@ -72,10 +72,10 @@ struct iio_buffer_access_funcs { */ struct iio_buffer { /** @length: Number of datums in buffer. */ - int length; + unsigned int length; /** @bytes_per_datum: Size of individual datum including timestamp. */ - int bytes_per_datum; + size_t bytes_per_datum; /** * @access: Buffer access functions associated with the diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 5426627f9c550..eeceac3376fc8 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -432,11 +432,18 @@ extern bool force_irqthreads; #define force_irqthreads (0) #endif -#ifndef __ARCH_SET_SOFTIRQ_PENDING -#define set_softirq_pending(x) (local_softirq_pending() = (x)) -#define or_softirq_pending(x) (local_softirq_pending() |= (x)) +#ifndef local_softirq_pending + +#ifndef local_softirq_pending_ref +#define local_softirq_pending_ref irq_stat.__softirq_pending #endif +#define local_softirq_pending() (__this_cpu_read(local_softirq_pending_ref)) +#define set_softirq_pending(x) (__this_cpu_write(local_softirq_pending_ref, (x))) +#define or_softirq_pending(x) (__this_cpu_or(local_softirq_pending_ref, (x))) + +#endif /* local_softirq_pending */ + /* Some architectures might implement lazy enabling/disabling of * interrupts. In some cases, such as stop_machine, we might want * to ensure that after a local_irq_disable(), interrupts have diff --git a/include/linux/iommu-common.h b/include/linux/iommu-common.h deleted file mode 100644 index 802c90c79d1f8..0000000000000 --- a/include/linux/iommu-common.h +++ /dev/null @@ -1,53 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _LINUX_IOMMU_COMMON_H -#define _LINUX_IOMMU_COMMON_H - -#include <linux/spinlock_types.h> -#include <linux/device.h> -#include <asm/page.h> - -#define IOMMU_POOL_HASHBITS 4 -#define IOMMU_NR_POOLS (1 << IOMMU_POOL_HASHBITS) -#define IOMMU_ERROR_CODE (~(unsigned long) 0) - -struct iommu_pool { - unsigned long start; - unsigned long end; - unsigned long hint; - spinlock_t lock; -}; - -struct iommu_map_table { - unsigned long table_map_base; - unsigned long table_shift; - unsigned long nr_pools; - void (*lazy_flush)(struct iommu_map_table *); - unsigned long poolsize; - struct iommu_pool pools[IOMMU_NR_POOLS]; - u32 flags; -#define IOMMU_HAS_LARGE_POOL 0x00000001 -#define IOMMU_NO_SPAN_BOUND 0x00000002 -#define IOMMU_NEED_FLUSH 0x00000004 - struct iommu_pool large_pool; - unsigned long *map; -}; - -extern void iommu_tbl_pool_init(struct iommu_map_table *iommu, - unsigned long num_entries, - u32 table_shift, - void (*lazy_flush)(struct iommu_map_table *), - bool large_pool, u32 npools, - bool skip_span_boundary_check); - -extern unsigned long iommu_tbl_range_alloc(struct device *dev, - struct iommu_map_table *iommu, - unsigned long npages, - unsigned long *handle, - unsigned long mask, - unsigned int align_order); - -extern void iommu_tbl_range_free(struct iommu_map_table *iommu, - u64 dma_addr, unsigned long npages, - unsigned long entry); - -#endif diff --git a/include/linux/iommu-helper.h b/include/linux/iommu-helper.h index cb9a9248c8c0c..70d01edcbf8be 100644 --- a/include/linux/iommu-helper.h +++ b/include/linux/iommu-helper.h @@ -2,6 +2,7 @@ #ifndef _LINUX_IOMMU_HELPER_H #define _LINUX_IOMMU_HELPER_H +#include <linux/bug.h> #include <linux/kernel.h> static inline unsigned long iommu_device_max_index(unsigned long size, @@ -14,9 +15,15 @@ static inline unsigned long iommu_device_max_index(unsigned long size, return size; } -extern int iommu_is_span_boundary(unsigned int index, unsigned int nr, - unsigned long shift, - unsigned long boundary_size); +static inline int iommu_is_span_boundary(unsigned int index, unsigned int nr, + unsigned long shift, unsigned long boundary_size) +{ + BUG_ON(!is_power_of_2(boundary_size)); + + shift = (shift + index) & (boundary_size - 1); + return shift + nr > boundary_size; +} + extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size, unsigned long start, unsigned int nr, unsigned long shift, diff --git a/include/linux/irq.h b/include/linux/irq.h index 65916a305f3dd..b2067083aa943 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -512,6 +512,7 @@ enum { IRQCHIP_SKIP_SET_WAKE = (1 << 4), IRQCHIP_ONESHOT_SAFE = (1 << 5), IRQCHIP_EOI_THREADED = (1 << 6), + IRQCHIP_SUPPORTS_LEVEL_MSI = (1 << 7), }; #include <linux/irqdesc.h> diff --git a/include/linux/irq_cpustat.h b/include/linux/irq_cpustat.h index 4954948d19733..6e8895cd4d926 100644 --- a/include/linux/irq_cpustat.h +++ b/include/linux/irq_cpustat.h @@ -18,15 +18,11 @@ */ #ifndef __ARCH_IRQ_STAT -extern irq_cpustat_t irq_stat[]; /* defined in asm/hardirq.h */ -#define __IRQ_STAT(cpu, member) (irq_stat[cpu].member) +DECLARE_PER_CPU_ALIGNED(irq_cpustat_t, irq_stat); /* defined in asm/hardirq.h */ +#define __IRQ_STAT(cpu, member) (per_cpu(irq_stat.member, cpu)) #endif - /* arch independent irq_stat fields */ -#define local_softirq_pending() \ - __IRQ_STAT(smp_processor_id(), __softirq_pending) - - /* arch dependent irq_stat fields */ +/* arch dependent irq_stat fields */ #define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386 */ #endif /* __irq_cpustat_h */ diff --git a/include/linux/irq_sim.h b/include/linux/irq_sim.h index 0380d899b9556..630a57e55db67 100644 --- a/include/linux/irq_sim.h +++ b/include/linux/irq_sim.h @@ -1,14 +1,11 @@ -#ifndef _LINUX_IRQ_SIM_H -#define _LINUX_IRQ_SIM_H +/* SPDX-License-Identifier: GPL-2.0+ */ /* - * Copyright (C) 2017 Bartosz Golaszewski <brgl@bgdev.pl> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. + * Copyright (C) 2017-2018 Bartosz Golaszewski <brgl@bgdev.pl> */ +#ifndef _LINUX_IRQ_SIM_H +#define _LINUX_IRQ_SIM_H + #include <linux/irq_work.h> #include <linux/device.h> diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index f5af3b594e6e2..cbb872c1b607c 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -587,6 +587,7 @@ struct fwnode_handle; int its_cpu_init(void); int its_init(struct fwnode_handle *handle, struct rdists *rdists, struct irq_domain *domain); +int mbi_init(struct fwnode_handle *fwnode, struct irq_domain *parent); static inline bool gic_enable_sre(void) { diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index 48c7e86bb5566..dccfa65aee964 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -301,7 +301,13 @@ static inline struct irq_domain *irq_find_matching_host(struct device_node *node static inline struct irq_domain *irq_find_host(struct device_node *node) { - return irq_find_matching_host(node, DOMAIN_BUS_ANY); + struct irq_domain *d; + + d = irq_find_matching_host(node, DOMAIN_BUS_WIRED); + if (!d) + d = irq_find_matching_host(node, DOMAIN_BUS_ANY); + + return d; } /** diff --git a/include/linux/isdn/capilli.h b/include/linux/isdn/capilli.h index 11b57c4858540..d75e1ad729641 100644 --- a/include/linux/isdn/capilli.h +++ b/include/linux/isdn/capilli.h @@ -50,7 +50,7 @@ struct capi_ctr { u16 (*send_message)(struct capi_ctr *, struct sk_buff *skb); char *(*procinfo)(struct capi_ctr *); - const struct file_operations *proc_fops; + int (*proc_show)(struct seq_file *, void *); /* filled in before calling ready callback */ u8 manu[CAPI_MANUFACTURER_LEN]; /* CAPI_GET_MANUFACTURER */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 6a1eb0b0aad96..7aed926245311 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -542,6 +542,7 @@ extern enum system_states { SYSTEM_HALT, SYSTEM_POWER_OFF, SYSTEM_RESTART, + SYSTEM_SUSPEND, } system_state; /* This cannot be an enum because some may be used in assembly source. */ diff --git a/include/linux/kthread.h b/include/linux/kthread.h index c1961761311db..2803264c512f8 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -62,6 +62,7 @@ void *kthread_probe_data(struct task_struct *k); int kthread_park(struct task_struct *k); void kthread_unpark(struct task_struct *k); void kthread_parkme(void); +void kthread_park_complete(struct task_struct *k); int kthreadd(void *unused); extern struct task_struct *kthreadd_task; diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 6930c63126c78..6d6e79c59e68f 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1045,13 +1045,7 @@ static inline int mmu_notifier_retry(struct kvm *kvm, unsigned long mmu_seq) #ifdef CONFIG_HAVE_KVM_IRQ_ROUTING -#ifdef CONFIG_S390 -#define KVM_MAX_IRQ_ROUTES 4096 //FIXME: we can have more than that... -#elif defined(CONFIG_ARM64) -#define KVM_MAX_IRQ_ROUTES 4096 -#else -#define KVM_MAX_IRQ_ROUTES 1024 -#endif +#define KVM_MAX_IRQ_ROUTES 4096 /* might need extension/rework in the future */ bool kvm_arch_can_set_irq_routing(struct kvm *kvm); int kvm_set_irq_routing(struct kvm *kvm, diff --git a/include/linux/libata.h b/include/linux/libata.h index 1795fecdea171..1c113134c98fd 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1133,7 +1133,6 @@ extern int ata_sas_port_start(struct ata_port *ap); extern void ata_sas_port_stop(struct ata_port *ap); extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *); extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap); -extern enum blk_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd); extern int sata_scr_valid(struct ata_link *link); extern int sata_scr_read(struct ata_link *link, int reg, u32 *val); extern int sata_scr_write(struct ata_link *link, int reg, u32 val); @@ -1359,7 +1358,6 @@ extern struct device_attribute *ata_common_sdev_attrs[]; .proc_name = drv_name, \ .slave_configure = ata_scsi_slave_config, \ .slave_destroy = ata_scsi_slave_destroy, \ - .eh_timed_out = ata_scsi_timed_out, \ .bios_param = ata_std_bios_param, \ .unlock_native_capacity = ata_scsi_unlock_native_capacity, \ .sdev_attrs = ata_common_sdev_attrs diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h index 6e0859b9d4d2f..e9e0d1c7eaf5e 100644 --- a/include/linux/lightnvm.h +++ b/include/linux/lightnvm.h @@ -489,7 +489,7 @@ typedef blk_qc_t (nvm_tgt_make_rq_fn)(struct request_queue *, struct bio *); typedef sector_t (nvm_tgt_capacity_fn)(void *); typedef void *(nvm_tgt_init_fn)(struct nvm_tgt_dev *, struct gendisk *, int flags); -typedef void (nvm_tgt_exit_fn)(void *); +typedef void (nvm_tgt_exit_fn)(void *, bool); typedef int (nvm_tgt_sysfs_init_fn)(struct gendisk *); typedef void (nvm_tgt_sysfs_exit_fn)(struct gendisk *); diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index e0e49b5b1ee13..2b0265265c286 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -216,6 +216,9 @@ void put_online_mems(void); void mem_hotplug_begin(void); void mem_hotplug_done(void); +extern void set_zone_contiguous(struct zone *zone); +extern void clear_zone_contiguous(struct zone *zone); + #else /* ! CONFIG_MEMORY_HOTPLUG */ #define pfn_to_online_page(pfn) \ ({ \ diff --git a/include/linux/mempool.h b/include/linux/mempool.h index b51f5c430c268..0c964ac107c2c 100644 --- a/include/linux/mempool.h +++ b/include/linux/mempool.h @@ -25,6 +25,18 @@ typedef struct mempool_s { wait_queue_head_t wait; } mempool_t; +static inline bool mempool_initialized(mempool_t *pool) +{ + return pool->elements != NULL; +} + +void mempool_exit(mempool_t *pool); +int mempool_init_node(mempool_t *pool, int min_nr, mempool_alloc_t *alloc_fn, + mempool_free_t *free_fn, void *pool_data, + gfp_t gfp_mask, int node_id); +int mempool_init(mempool_t *pool, int min_nr, mempool_alloc_t *alloc_fn, + mempool_free_t *free_fn, void *pool_data); + extern mempool_t *mempool_create(int min_nr, mempool_alloc_t *alloc_fn, mempool_free_t *free_fn, void *pool_data); extern mempool_t *mempool_create_node(int min_nr, mempool_alloc_t *alloc_fn, @@ -43,6 +55,14 @@ extern void mempool_free(void *element, mempool_t *pool); */ void *mempool_alloc_slab(gfp_t gfp_mask, void *pool_data); void mempool_free_slab(void *element, void *pool_data); + +static inline int +mempool_init_slab_pool(mempool_t *pool, int min_nr, struct kmem_cache *kc) +{ + return mempool_init(pool, min_nr, mempool_alloc_slab, + mempool_free_slab, (void *) kc); +} + static inline mempool_t * mempool_create_slab_pool(int min_nr, struct kmem_cache *kc) { @@ -56,6 +76,13 @@ mempool_create_slab_pool(int min_nr, struct kmem_cache *kc) */ void *mempool_kmalloc(gfp_t gfp_mask, void *pool_data); void mempool_kfree(void *element, void *pool_data); + +static inline int mempool_init_kmalloc_pool(mempool_t *pool, int min_nr, size_t size) +{ + return mempool_init(pool, min_nr, mempool_kmalloc, + mempool_kfree, (void *) size); +} + static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size) { return mempool_create(min_nr, mempool_kmalloc, mempool_kfree, @@ -68,6 +95,13 @@ static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size) */ void *mempool_alloc_pages(gfp_t gfp_mask, void *pool_data); void mempool_free_pages(void *element, void *pool_data); + +static inline int mempool_init_page_pool(mempool_t *pool, int min_nr, int order) +{ + return mempool_init(pool, min_nr, mempool_alloc_pages, + mempool_free_pages, (void *)(long)order); +} + static inline mempool_t *mempool_create_page_pool(int min_nr, int order) { return mempool_create(min_nr, mempool_alloc_pages, mempool_free_pages, diff --git a/include/linux/memremap.h b/include/linux/memremap.h index 7b4899c06f49c..74ea5e2310a87 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -45,7 +45,7 @@ struct vmem_altmap { * must be treated as an opaque object, rather than a "normal" struct page. * * A more complete discussion of unaddressable memory may be found in - * include/linux/hmm.h and Documentation/vm/hmm.txt. + * include/linux/hmm.h and Documentation/vm/hmm.rst. * * MEMORY_DEVICE_PUBLIC: * Device memory that is cache coherent from device and CPU point of view. This @@ -67,7 +67,7 @@ enum memory_type { * page_free() * * Additional notes about MEMORY_DEVICE_PRIVATE may be found in - * include/linux/hmm.h and Documentation/vm/hmm.txt. There is also a brief + * include/linux/hmm.h and Documentation/vm/hmm.rst. There is also a brief * explanation in include/linux/memory_hotplug.h. * * The page_fault() callback must migrate page back, from device memory to diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h index 2d4e23c9ea0af..f09e9cf2e4ab9 100644 --- a/include/linux/mfd/cros_ec.h +++ b/include/linux/mfd/cros_ec.h @@ -197,6 +197,8 @@ struct cros_ec_dev { u32 features[2]; }; +#define to_cros_ec_dev(dev) container_of(dev, struct cros_ec_dev, class_dev) + /** * cros_ec_suspend - Handle a suspend operation for the ChromeOS EC device * diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h index 638222e43e489..54a3cd808f9e6 100644 --- a/include/linux/mfd/mc13xxx.h +++ b/include/linux/mfd/mc13xxx.h @@ -243,6 +243,8 @@ struct mc13xxx_platform_data { #define MC13XXX_ADC0_LICELLCON (1 << 0) #define MC13XXX_ADC0_CHRGICON (1 << 1) #define MC13XXX_ADC0_BATICON (1 << 2) +#define MC13XXX_ADC0_ADIN7SEL_DIE (1 << 4) +#define MC13XXX_ADC0_ADIN7SEL_UID (2 << 4) #define MC13XXX_ADC0_ADREFEN (1 << 10) #define MC13XXX_ADC0_TSMOD0 (1 << 12) #define MC13XXX_ADC0_TSMOD1 (1 << 13) diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 767d193c269ae..d703774982cad 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -1284,25 +1284,9 @@ enum { }; static inline const struct cpumask * -mlx5_get_vector_affinity(struct mlx5_core_dev *dev, int vector) +mlx5_get_vector_affinity_hint(struct mlx5_core_dev *dev, int vector) { - const struct cpumask *mask; - struct irq_desc *desc; - unsigned int irq; - int eqn; - int err; - - err = mlx5_vector2eqn(dev, MLX5_EQ_VEC_COMP_BASE + vector, &eqn, &irq); - if (err) - return NULL; - - desc = irq_to_desc(irq); -#ifdef CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK - mask = irq_data_get_effective_affinity_mask(&desc->irq_data); -#else - mask = desc->irq_common_data.affinity; -#endif - return mask; + return dev->priv.irq_info[vector].mask; } #endif /* MLX5_DRIVER_H */ diff --git a/include/linux/mm.h b/include/linux/mm.h index 1ac1f06a4be6b..02a616e2f17d0 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2109,7 +2109,6 @@ extern void setup_per_cpu_pageset(void); extern void zone_pcp_update(struct zone *zone); extern void zone_pcp_reset(struct zone *zone); -extern void setup_zone_pageset(struct zone *zone); /* page_alloc.c */ extern int min_free_kbytes; @@ -2466,6 +2465,13 @@ static inline vm_fault_t vmf_insert_pfn(struct vm_area_struct *vma, return VM_FAULT_NOPAGE; } +static inline vm_fault_t vmf_error(int err) +{ + if (err == -ENOMEM) + return VM_FAULT_OOM; + return VM_FAULT_SIGBUS; +} + struct page *follow_page_mask(struct vm_area_struct *vma, unsigned long address, unsigned int foll_flags, unsigned int *page_mask); @@ -2493,6 +2499,7 @@ static inline struct page *follow_page(struct vm_area_struct *vma, #define FOLL_MLOCK 0x1000 /* lock present pages */ #define FOLL_REMOTE 0x2000 /* we are working on non-current tsk/mm */ #define FOLL_COW 0x4000 /* internal GUP flag */ +#define FOLL_ANON 0x8000 /* don't do file mappings */ static inline int vm_fault_to_errno(int vm_fault, int foll_flags) { diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index 2d07a1ed5a315..392e6af827016 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -174,7 +174,7 @@ struct mmu_notifier_ops { * invalidate_range_start()/end() notifiers, as * invalidate_range() alread catches the points in time when an * external TLB range needs to be flushed. For more in depth - * discussion on this see Documentation/vm/mmu_notifier.txt + * discussion on this see Documentation/vm/mmu_notifier.rst * * Note that this function might be called with just a sub-range * of what was passed to invalidate_range_start()/end(), if diff --git a/include/linux/msi.h b/include/linux/msi.h index 1f1bbb5b46794..5839d8062dfcd 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -289,6 +289,8 @@ enum { * MSI_FLAG_ACTIVATE_EARLY has been set. */ MSI_FLAG_MUST_REACTIVATE = (1 << 5), + /* Is level-triggered capable, using two messages */ + MSI_FLAG_LEVEL_CAPABLE = (1 << 6), }; int msi_domain_set_affinity(struct irq_data *data, const struct cpumask *mask, diff --git a/include/linux/mtd/flashchip.h b/include/linux/mtd/flashchip.h index b63fa457febd8..3529683f691ef 100644 --- a/include/linux/mtd/flashchip.h +++ b/include/linux/mtd/flashchip.h @@ -85,6 +85,7 @@ struct flchip { unsigned int write_suspended:1; unsigned int erase_suspended:1; unsigned long in_progress_block_addr; + unsigned long in_progress_block_mask; struct mutex mutex; wait_queue_head_t wq; /* Wait on here when we're waiting for the chip diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h index b5b43f94f3116..01b990e4b228a 100644 --- a/include/linux/mtd/map.h +++ b/include/linux/mtd/map.h @@ -312,7 +312,7 @@ void map_destroy(struct mtd_info *mtd); ({ \ int i, ret = 1; \ for (i = 0; i < map_words(map); i++) { \ - if (((val1).x[i] & (val2).x[i]) != (val2).x[i]) { \ + if (((val1).x[i] & (val2).x[i]) != (val3).x[i]) { \ ret = 0; \ break; \ } \ diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index 5dad59b312440..17c919436f487 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -867,12 +867,18 @@ struct nand_op_instr { * tBERS (during an erase) which all of them are u64 values that cannot be * divided by usual kernel macros and must be handled with the special * DIV_ROUND_UP_ULL() macro. + * + * Cast to type of dividend is needed here to guarantee that the result won't + * be an unsigned long long when the dividend is an unsigned long (or smaller), + * which is what the compiler does when it sees ternary operator with 2 + * different return types (picks the largest type to make sure there's no + * loss). */ -#define __DIVIDE(dividend, divisor) ({ \ - sizeof(dividend) == sizeof(u32) ? \ - DIV_ROUND_UP(dividend, divisor) : \ - DIV_ROUND_UP_ULL(dividend, divisor); \ - }) +#define __DIVIDE(dividend, divisor) ({ \ + (__typeof__(dividend))(sizeof(dividend) <= sizeof(unsigned long) ? \ + DIV_ROUND_UP(dividend, divisor) : \ + DIV_ROUND_UP_ULL(dividend, divisor)); \ + }) #define PSEC_TO_NSEC(x) __DIVIDE(x, 1000) #define PSEC_TO_MSEC(x) __DIVIDE(x, 1000000000) diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 14bc0d5d0ee59..3093dd1624243 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -146,9 +146,6 @@ extern void __mutex_init(struct mutex *lock, const char *name, */ static inline bool mutex_is_locked(struct mutex *lock) { - /* - * XXX think about spin_is_locked - */ return __mutex_owner(lock) != NULL; } diff --git a/include/linux/net.h b/include/linux/net.h index 2248a052061d8..3fd9d8c165813 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -147,6 +147,7 @@ struct proto_ops { int (*getname) (struct socket *sock, struct sockaddr *addr, int peer); + __poll_t (*poll_mask) (struct socket *sock, __poll_t events); __poll_t (*poll) (struct file *file, struct socket *sock, struct poll_table_struct *wait); int (*ioctl) (struct socket *sock, unsigned int cmd, diff --git a/include/linux/node.h b/include/linux/node.h index 41f171861dccd..6d336e38d155e 100644 --- a/include/linux/node.h +++ b/include/linux/node.h @@ -32,9 +32,11 @@ extern struct node *node_devices[]; typedef void (*node_registration_func_t)(struct node *); #if defined(CONFIG_MEMORY_HOTPLUG_SPARSE) && defined(CONFIG_NUMA) -extern int link_mem_sections(int nid, unsigned long start_pfn, unsigned long nr_pages); +extern int link_mem_sections(int nid, unsigned long start_pfn, + unsigned long nr_pages, bool check_nid); #else -static inline int link_mem_sections(int nid, unsigned long start_pfn, unsigned long nr_pages) +static inline int link_mem_sections(int nid, unsigned long start_pfn, + unsigned long nr_pages, bool check_nid) { return 0; } @@ -57,7 +59,7 @@ static inline int register_one_node(int nid) if (error) return error; /* link memory sections under this node */ - error = link_mem_sections(nid, pgdat->node_start_pfn, pgdat->node_spanned_pages); + error = link_mem_sections(nid, pgdat->node_start_pfn, pgdat->node_spanned_pages, true); } return error; diff --git a/include/linux/nospec.h b/include/linux/nospec.h index e791ebc65c9c0..0c5ef54fd4162 100644 --- a/include/linux/nospec.h +++ b/include/linux/nospec.h @@ -7,6 +7,8 @@ #define _LINUX_NOSPEC_H #include <asm/barrier.h> +struct task_struct; + /** * array_index_mask_nospec() - generate a ~0 mask when index < size, 0 otherwise * @index: array element index @@ -55,4 +57,12 @@ static inline unsigned long array_index_mask_nospec(unsigned long index, \ (typeof(_i)) (_i & _mask); \ }) + +/* Speculation control prctl */ +int arch_prctl_spec_ctrl_get(struct task_struct *task, unsigned long which); +int arch_prctl_spec_ctrl_set(struct task_struct *task, unsigned long which, + unsigned long ctrl); +/* Speculation control for seccomp enforced mitigation */ +void arch_seccomp_spec_mitigate(struct task_struct *task); + #endif /* _LINUX_NOSPEC_H */ diff --git a/include/linux/notifier.h b/include/linux/notifier.h index 6d731110e0db1..f35c7bf761430 100644 --- a/include/linux/notifier.h +++ b/include/linux/notifier.h @@ -43,9 +43,7 @@ * in srcu_notifier_call_chain(): no cache bounces and no memory barriers. * As compensation, srcu_notifier_chain_unregister() is rather expensive. * SRCU notifier chains should be used when the chain will be called very - * often but notifier_blocks will seldom be removed. Also, SRCU notifier - * chains are slightly more difficult to use because they require special - * runtime initialization. + * often but notifier_blocks will seldom be removed. */ struct notifier_block; @@ -91,7 +89,7 @@ struct srcu_notifier_head { (name)->head = NULL; \ } while (0) -/* srcu_notifier_heads must be initialized and cleaned up dynamically */ +/* srcu_notifier_heads must be cleaned up dynamically */ extern void srcu_init_notifier_head(struct srcu_notifier_head *nh); #define srcu_cleanup_notifier_head(name) \ cleanup_srcu_struct(&(name)->srcu); @@ -104,7 +102,13 @@ extern void srcu_init_notifier_head(struct srcu_notifier_head *nh); .head = NULL } #define RAW_NOTIFIER_INIT(name) { \ .head = NULL } -/* srcu_notifier_heads cannot be initialized statically */ + +#define SRCU_NOTIFIER_INIT(name, pcpu) \ + { \ + .mutex = __MUTEX_INITIALIZER(name.mutex), \ + .head = NULL, \ + .srcu = __SRCU_STRUCT_INIT(name.srcu, pcpu), \ + } #define ATOMIC_NOTIFIER_HEAD(name) \ struct atomic_notifier_head name = \ @@ -116,6 +120,26 @@ extern void srcu_init_notifier_head(struct srcu_notifier_head *nh); struct raw_notifier_head name = \ RAW_NOTIFIER_INIT(name) +#ifdef CONFIG_TREE_SRCU +#define _SRCU_NOTIFIER_HEAD(name, mod) \ + static DEFINE_PER_CPU(struct srcu_data, \ + name##_head_srcu_data); \ + mod struct srcu_notifier_head name = \ + SRCU_NOTIFIER_INIT(name, name##_head_srcu_data) + +#else +#define _SRCU_NOTIFIER_HEAD(name, mod) \ + mod struct srcu_notifier_head name = \ + SRCU_NOTIFIER_INIT(name, name) + +#endif + +#define SRCU_NOTIFIER_HEAD(name) \ + _SRCU_NOTIFIER_HEAD(name, /* not static */) + +#define SRCU_NOTIFIER_HEAD_STATIC(name) \ + _SRCU_NOTIFIER_HEAD(name, static) + #ifdef __KERNEL__ extern int atomic_notifier_chain_register(struct atomic_notifier_head *nh, diff --git a/include/linux/nvme.h b/include/linux/nvme.h index 4112e2bd747f5..2950ce957656d 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -436,10 +436,19 @@ enum { enum { NVME_AER_ERROR = 0, NVME_AER_SMART = 1, + NVME_AER_NOTICE = 2, NVME_AER_CSS = 6, NVME_AER_VS = 7, - NVME_AER_NOTICE_NS_CHANGED = 0x0002, - NVME_AER_NOTICE_FW_ACT_STARTING = 0x0102, +}; + +enum { + NVME_AER_NOTICE_NS_CHANGED = 0x00, + NVME_AER_NOTICE_FW_ACT_STARTING = 0x01, +}; + +enum { + NVME_AEN_CFG_NS_ATTR = 1 << 8, + NVME_AEN_CFG_FW_ACT = 1 << 9, }; struct nvme_lba_range_type { @@ -747,6 +756,7 @@ enum { NVME_LOG_ERROR = 0x01, NVME_LOG_SMART = 0x02, NVME_LOG_FW_SLOT = 0x03, + NVME_LOG_CHANGED_NS = 0x04, NVME_LOG_CMD_EFFECTS = 0x05, NVME_LOG_DISC = 0x70, NVME_LOG_RESERVATION = 0x80, @@ -755,6 +765,8 @@ enum { NVME_FWACT_ACTV = (2 << 3), }; +#define NVME_MAX_CHANGED_NAMESPACES 1024 + struct nvme_identify { __u8 opcode; __u8 flags; diff --git a/include/linux/of_device.h b/include/linux/of_device.h index 8da5a1b31ece8..165fd302b4424 100644 --- a/include/linux/of_device.h +++ b/include/linux/of_device.h @@ -55,7 +55,9 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) return of_node_get(cpu_dev->of_node); } -int of_dma_configure(struct device *dev, struct device_node *np); +int of_dma_configure(struct device *dev, + struct device_node *np, + bool force_dma); void of_dma_deconfigure(struct device *dev); #else /* CONFIG_OF */ @@ -105,7 +107,9 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) return NULL; } -static inline int of_dma_configure(struct device *dev, struct device_node *np) +static inline int of_dma_configure(struct device *dev, + struct device_node *np, + bool force_dma) { return 0; } diff --git a/include/linux/oom.h b/include/linux/oom.h index 5bad038ac012e..6adac113e96d2 100644 --- a/include/linux/oom.h +++ b/include/linux/oom.h @@ -95,6 +95,8 @@ static inline int check_stable_address_space(struct mm_struct *mm) return 0; } +void __oom_reap_task_mm(struct mm_struct *mm); + extern unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg, const nodemask_t *nodemask, unsigned long totalpages); diff --git a/include/linux/pci.h b/include/linux/pci.h index 73178a2fcee09..55371cb827adc 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -670,7 +670,7 @@ int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn, int raw_pci_write(unsigned int domain, unsigned int bus, unsigned int devfn, int reg, int len, u32 val); -#ifdef CONFIG_PCI_BUS_ADDR_T_64BIT +#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT typedef u64 pci_bus_addr_t; #else typedef u32 pci_bus_addr_t; diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h index b1f37a89e3686..79b99d653e030 100644 --- a/include/linux/percpu-rwsem.h +++ b/include/linux/percpu-rwsem.h @@ -133,7 +133,7 @@ static inline void percpu_rwsem_release(struct percpu_rw_semaphore *sem, lock_release(&sem->rw_sem.dep_map, 1, ip); #ifdef CONFIG_RWSEM_SPIN_ON_OWNER if (!read) - sem->rw_sem.owner = NULL; + sem->rw_sem.owner = RWSEM_OWNER_UNKNOWN; #endif } @@ -141,6 +141,10 @@ static inline void percpu_rwsem_acquire(struct percpu_rw_semaphore *sem, bool read, unsigned long ip) { lock_acquire(&sem->rw_sem.dep_map, 0, 1, read, 1, NULL, ip); +#ifdef CONFIG_RWSEM_SPIN_ON_OWNER + if (!read) + sem->rw_sem.owner = current; +#endif } #endif diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index e71e99eb9a4e0..bea0b0cd4bf7e 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -467,7 +467,7 @@ enum perf_addr_filter_action_t { */ struct perf_addr_filter { struct list_head entry; - struct inode *inode; + struct path path; unsigned long offset; unsigned long size; enum perf_addr_filter_action_t action; @@ -1016,6 +1016,14 @@ static inline int is_software_event(struct perf_event *event) return event->event_caps & PERF_EV_CAP_SOFTWARE; } +/* + * Return 1 for event in sw context, 0 for event in hw context + */ +static inline int in_software_context(struct perf_event *event) +{ + return event->ctx->pmu->task_ctx_nr == perf_sw_context; +} + extern struct static_key perf_swevent_enabled[PERF_COUNT_SW_MAX]; extern void ___perf_sw_event(u32, u64, struct pt_regs *, u64); diff --git a/include/linux/pktcdvd.h b/include/linux/pktcdvd.h index 93d142ad15281..174601554b065 100644 --- a/include/linux/pktcdvd.h +++ b/include/linux/pktcdvd.h @@ -186,7 +186,7 @@ struct pktcdvd_device sector_t current_sector; /* Keep track of where the elevator is */ atomic_t scan_queue; /* Set to non-zero when pkt_handle_queue */ /* needs to be run. */ - mempool_t *rb_pool; /* mempool for pkt_rb_node allocations */ + mempool_t rb_pool; /* mempool for pkt_rb_node allocations */ struct packet_iosched iosched; struct gendisk *disk; diff --git a/include/linux/platform_data/clk-st.h b/include/linux/platform_data/clk-st.h new file mode 100644 index 0000000000000..7cdb6a402b35e --- /dev/null +++ b/include/linux/platform_data/clk-st.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: MIT */ +/* + * clock framework for AMD Stoney based clock + * + * Copyright 2018 Advanced Micro Devices, Inc. + */ + +#ifndef __CLK_ST_H +#define __CLK_ST_H + +#include <linux/compiler.h> + +struct st_clk_data { + void __iomem *base; +}; + +#endif /* __CLK_ST_H */ diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 49f634d961188..3097c943fab95 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -356,6 +356,8 @@ extern int platform_pm_restore(struct device *dev); #define platform_pm_restore NULL #endif +extern int platform_dma_configure(struct device *dev); + #ifdef CONFIG_PM_SLEEP #define USE_PLATFORM_PM_SLEEP_OPS \ .suspend = platform_pm_suspend, \ diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index 04dbef9847d3a..42e0d649e6531 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -47,8 +47,10 @@ struct genpd_power_state { }; struct genpd_lock_ops; +struct dev_pm_opp; struct generic_pm_domain { + struct device dev; struct dev_pm_domain domain; /* PM domain operations */ struct list_head gpd_list_node; /* Node in the global PM domains list */ struct list_head master_links; /* Links with PM domain as a master */ @@ -67,6 +69,8 @@ struct generic_pm_domain { unsigned int performance_state; /* Aggregated max performance state */ int (*power_off)(struct generic_pm_domain *domain); int (*power_on)(struct generic_pm_domain *domain); + unsigned int (*opp_to_performance_state)(struct generic_pm_domain *genpd, + struct dev_pm_opp *opp); int (*set_performance_state)(struct generic_pm_domain *genpd, unsigned int state); struct gpd_dev_ops dev_ops; @@ -139,21 +143,16 @@ static inline struct generic_pm_domain_data *dev_gpd_data(struct device *dev) return to_gpd_data(dev->power.subsys_data->domain_data); } -extern int __pm_genpd_add_device(struct generic_pm_domain *genpd, - struct device *dev, - struct gpd_timing_data *td); - -extern int pm_genpd_remove_device(struct generic_pm_domain *genpd, - struct device *dev); -extern int pm_genpd_add_subdomain(struct generic_pm_domain *genpd, - struct generic_pm_domain *new_subdomain); -extern int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd, - struct generic_pm_domain *target); -extern int pm_genpd_init(struct generic_pm_domain *genpd, - struct dev_power_governor *gov, bool is_off); -extern int pm_genpd_remove(struct generic_pm_domain *genpd); -extern int dev_pm_genpd_set_performance_state(struct device *dev, - unsigned int state); +int pm_genpd_add_device(struct generic_pm_domain *genpd, struct device *dev); +int pm_genpd_remove_device(struct device *dev); +int pm_genpd_add_subdomain(struct generic_pm_domain *genpd, + struct generic_pm_domain *new_subdomain); +int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd, + struct generic_pm_domain *target); +int pm_genpd_init(struct generic_pm_domain *genpd, + struct dev_power_governor *gov, bool is_off); +int pm_genpd_remove(struct generic_pm_domain *genpd); +int dev_pm_genpd_set_performance_state(struct device *dev, unsigned int state); extern struct dev_power_governor simple_qos_governor; extern struct dev_power_governor pm_domain_always_on_gov; @@ -163,14 +162,12 @@ static inline struct generic_pm_domain_data *dev_gpd_data(struct device *dev) { return ERR_PTR(-ENOSYS); } -static inline int __pm_genpd_add_device(struct generic_pm_domain *genpd, - struct device *dev, - struct gpd_timing_data *td) +static inline int pm_genpd_add_device(struct generic_pm_domain *genpd, + struct device *dev) { return -ENOSYS; } -static inline int pm_genpd_remove_device(struct generic_pm_domain *genpd, - struct device *dev) +static inline int pm_genpd_remove_device(struct device *dev) { return -ENOSYS; } @@ -204,15 +201,9 @@ static inline int dev_pm_genpd_set_performance_state(struct device *dev, #define pm_domain_always_on_gov (*(struct dev_power_governor *)(NULL)) #endif -static inline int pm_genpd_add_device(struct generic_pm_domain *genpd, - struct device *dev) -{ - return __pm_genpd_add_device(genpd, dev, NULL); -} - #ifdef CONFIG_PM_GENERIC_DOMAINS_SLEEP -extern void pm_genpd_syscore_poweroff(struct device *dev); -extern void pm_genpd_syscore_poweron(struct device *dev); +void pm_genpd_syscore_poweroff(struct device *dev); +void pm_genpd_syscore_poweron(struct device *dev); #else static inline void pm_genpd_syscore_poweroff(struct device *dev) {} static inline void pm_genpd_syscore_poweron(struct device *dev) {} @@ -236,13 +227,14 @@ int of_genpd_add_provider_simple(struct device_node *np, int of_genpd_add_provider_onecell(struct device_node *np, struct genpd_onecell_data *data); void of_genpd_del_provider(struct device_node *np); -extern int of_genpd_add_device(struct of_phandle_args *args, - struct device *dev); -extern int of_genpd_add_subdomain(struct of_phandle_args *parent, - struct of_phandle_args *new_subdomain); -extern struct generic_pm_domain *of_genpd_remove_last(struct device_node *np); -extern int of_genpd_parse_idle_states(struct device_node *dn, - struct genpd_power_state **states, int *n); +int of_genpd_add_device(struct of_phandle_args *args, struct device *dev); +int of_genpd_add_subdomain(struct of_phandle_args *parent, + struct of_phandle_args *new_subdomain); +struct generic_pm_domain *of_genpd_remove_last(struct device_node *np); +int of_genpd_parse_idle_states(struct device_node *dn, + struct genpd_power_state **states, int *n); +unsigned int of_genpd_opp_to_performance_state(struct device *dev, + struct device_node *opp_node); int genpd_dev_pm_attach(struct device *dev); #else /* !CONFIG_PM_GENERIC_DOMAINS_OF */ @@ -278,11 +270,18 @@ static inline int of_genpd_parse_idle_states(struct device_node *dn, return -ENODEV; } -static inline int genpd_dev_pm_attach(struct device *dev) +static inline unsigned int +of_genpd_opp_to_performance_state(struct device *dev, + struct device_node *opp_node) { return -ENODEV; } +static inline int genpd_dev_pm_attach(struct device *dev) +{ + return 0; +} + static inline struct generic_pm_domain *of_genpd_remove_last(struct device_node *np) { @@ -291,13 +290,13 @@ struct generic_pm_domain *of_genpd_remove_last(struct device_node *np) #endif /* CONFIG_PM_GENERIC_DOMAINS_OF */ #ifdef CONFIG_PM -extern int dev_pm_domain_attach(struct device *dev, bool power_on); -extern void dev_pm_domain_detach(struct device *dev, bool power_off); -extern void dev_pm_domain_set(struct device *dev, struct dev_pm_domain *pd); +int dev_pm_domain_attach(struct device *dev, bool power_on); +void dev_pm_domain_detach(struct device *dev, bool power_off); +void dev_pm_domain_set(struct device *dev, struct dev_pm_domain *pd); #else static inline int dev_pm_domain_attach(struct device *dev, bool power_on) { - return -ENODEV; + return 0; } static inline void dev_pm_domain_detach(struct device *dev, bool power_off) {} static inline void dev_pm_domain_set(struct device *dev, diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index 6c2d2e88f0666..099b31960dec2 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -125,8 +125,6 @@ struct opp_table *dev_pm_opp_set_clkname(struct device *dev, const char * name); void dev_pm_opp_put_clkname(struct opp_table *opp_table); struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)); void dev_pm_opp_unregister_set_opp_helper(struct opp_table *opp_table); -struct opp_table *dev_pm_opp_register_get_pstate_helper(struct device *dev, int (*get_pstate)(struct device *dev, unsigned long rate)); -void dev_pm_opp_unregister_get_pstate_helper(struct opp_table *opp_table); int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq); int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask); int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); @@ -247,14 +245,6 @@ static inline struct opp_table *dev_pm_opp_register_set_opp_helper(struct device static inline void dev_pm_opp_unregister_set_opp_helper(struct opp_table *opp_table) {} -static inline struct opp_table *dev_pm_opp_register_get_pstate_helper(struct device *dev, - int (*get_pstate)(struct device *dev, unsigned long rate)) -{ - return ERR_PTR(-ENOTSUPP); -} - -static inline void dev_pm_opp_unregister_get_pstate_helper(struct opp_table *opp_table) {} - static inline struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name) { return ERR_PTR(-ENOTSUPP); @@ -303,17 +293,25 @@ static inline void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask #if defined(CONFIG_PM_OPP) && defined(CONFIG_OF) int dev_pm_opp_of_add_table(struct device *dev); +int dev_pm_opp_of_add_table_indexed(struct device *dev, int index); void dev_pm_opp_of_remove_table(struct device *dev); int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask); void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask); int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device *dev); +struct dev_pm_opp *of_dev_pm_opp_find_required_opp(struct device *dev, struct device_node *np); +struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp); #else static inline int dev_pm_opp_of_add_table(struct device *dev) { return -ENOTSUPP; } +static inline int dev_pm_opp_of_add_table_indexed(struct device *dev, int index) +{ + return -ENOTSUPP; +} + static inline void dev_pm_opp_of_remove_table(struct device *dev) { } @@ -336,6 +334,15 @@ static inline struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device { return NULL; } + +static inline struct dev_pm_opp *of_dev_pm_opp_find_required_opp(struct device *dev, struct device_node *np) +{ + return NULL; +} +static inline struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp) +{ + return NULL; +} #endif #endif /* __LINUX_OPP_H__ */ diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index f0fc4700b6ff5..db5dbbf7a48d4 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -56,8 +56,7 @@ extern void pm_runtime_update_max_time_suspended(struct device *dev, s64 delta_ns); extern void pm_runtime_set_memalloc_noio(struct device *dev, bool enable); extern void pm_runtime_clean_up_links(struct device *dev); -extern void pm_runtime_get_suppliers(struct device *dev); -extern void pm_runtime_put_suppliers(struct device *dev); +extern void pm_runtime_resume_suppliers(struct device *dev); extern void pm_runtime_new_link(struct device *dev); extern void pm_runtime_drop_link(struct device *dev); @@ -173,8 +172,7 @@ static inline unsigned long pm_runtime_autosuspend_expiration( static inline void pm_runtime_set_memalloc_noio(struct device *dev, bool enable){} static inline void pm_runtime_clean_up_links(struct device *dev) {} -static inline void pm_runtime_get_suppliers(struct device *dev) {} -static inline void pm_runtime_put_suppliers(struct device *dev) {} +static inline void pm_runtime_resume_suppliers(struct device *dev) {} static inline void pm_runtime_new_link(struct device *dev) {} static inline void pm_runtime_drop_link(struct device *dev) {} diff --git a/include/linux/poll.h b/include/linux/poll.h index f45ebd017eaa9..fdf86b4cbc71b 100644 --- a/include/linux/poll.h +++ b/include/linux/poll.h @@ -74,6 +74,18 @@ static inline void init_poll_funcptr(poll_table *pt, poll_queue_proc qproc) pt->_key = ~(__poll_t)0; /* all events enabled */ } +static inline bool file_has_poll_mask(struct file *file) +{ + return file->f_op->get_poll_head && file->f_op->poll_mask; +} + +static inline bool file_can_poll(struct file *file) +{ + return file->f_op->poll || file_has_poll_mask(file); +} + +__poll_t vfs_poll(struct file *file, struct poll_table_struct *pt); + struct poll_table_entry { struct file *filp; __poll_t key; @@ -96,8 +108,6 @@ struct poll_wqueues { extern void poll_initwait(struct poll_wqueues *pwq); extern void poll_freewait(struct poll_wqueues *pwq); -extern int poll_schedule_timeout(struct poll_wqueues *pwq, int state, - ktime_t *expires, unsigned long slack); extern u64 select_estimate_accuracy(struct timespec64 *tv); #define MAX_INT64_SECONDS (((s64)(~((u64)0)>>1)/HZ)-1) diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 928ef9e4d9125..e518352137e79 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -9,6 +9,8 @@ #include <linux/fs.h> struct proc_dir_entry; +struct seq_file; +struct seq_operations; #ifdef CONFIG_PROC_FS @@ -23,6 +25,19 @@ extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t, extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t, struct proc_dir_entry *); struct proc_dir_entry *proc_create_mount_point(const char *name); + +struct proc_dir_entry *proc_create_seq_private(const char *name, umode_t mode, + struct proc_dir_entry *parent, const struct seq_operations *ops, + unsigned int state_size, void *data); +#define proc_create_seq_data(name, mode, parent, ops, data) \ + proc_create_seq_private(name, mode, parent, ops, 0, data) +#define proc_create_seq(name, mode, parent, ops) \ + proc_create_seq_private(name, mode, parent, ops, 0, NULL) +struct proc_dir_entry *proc_create_single_data(const char *name, umode_t mode, + struct proc_dir_entry *parent, + int (*show)(struct seq_file *, void *), void *data); +#define proc_create_single(name, mode, parent, show) \ + proc_create_single_data(name, mode, parent, show, NULL) extern struct proc_dir_entry *proc_create_data(const char *, umode_t, struct proc_dir_entry *, @@ -38,6 +53,15 @@ extern void proc_remove(struct proc_dir_entry *); extern void remove_proc_entry(const char *, struct proc_dir_entry *); extern int remove_proc_subtree(const char *, struct proc_dir_entry *); +struct proc_dir_entry *proc_create_net_data(const char *name, umode_t mode, + struct proc_dir_entry *parent, const struct seq_operations *ops, + unsigned int state_size, void *data); +#define proc_create_net(name, mode, parent, state_size, ops) \ + proc_create_net_data(name, mode, parent, state_size, ops, NULL) +struct proc_dir_entry *proc_create_net_single(const char *name, umode_t mode, + struct proc_dir_entry *parent, + int (*show)(struct seq_file *, void *), void *data); + #else /* CONFIG_PROC_FS */ static inline void proc_root_init(void) @@ -57,6 +81,11 @@ static inline struct proc_dir_entry *proc_mkdir_data(const char *name, umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; } static inline struct proc_dir_entry *proc_mkdir_mode(const char *name, umode_t mode, struct proc_dir_entry *parent) { return NULL; } +#define proc_create_seq_private(name, mode, parent, ops, size, data) ({NULL;}) +#define proc_create_seq_data(name, mode, parent, ops, data) ({NULL;}) +#define proc_create_seq(name, mode, parent, ops) ({NULL;}) +#define proc_create_single(name, mode, parent, show) ({NULL;}) +#define proc_create_single_data(name, mode, parent, show, data) ({NULL;}) #define proc_create(name, mode, parent, proc_fops) ({NULL;}) #define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;}) @@ -69,6 +98,10 @@ static inline void proc_remove(struct proc_dir_entry *de) {} #define remove_proc_entry(name, parent) do {} while (0) static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; } +#define proc_create_net_data(name, mode, parent, ops, state_size, data) ({NULL;}) +#define proc_create_net(name, mode, parent, state_size, ops) ({NULL;}) +#define proc_create_net_single(name, mode, parent, show, data) ({NULL;}) + #endif /* CONFIG_PROC_FS */ struct net; @@ -83,4 +116,10 @@ struct ns_common; int open_related_ns(struct ns_common *ns, struct ns_common *(*get_ns)(struct ns_common *ns)); +/* get the associated pid namespace for a file in procfs */ +static inline struct pid_namespace *proc_pid_ns(struct inode *inode) +{ + return inode->i_sb->s_fs_info; +} + #endif /* _LINUX_PROC_FS_H */ diff --git a/include/linux/property.h b/include/linux/property.h index 2eea4b310fc28..ac8a1ebc4c1b5 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -178,7 +178,7 @@ static inline int fwnode_property_read_u64(const struct fwnode_handle *fwnode, * @name: Name of the property. * @length: Length of data making up the value. * @is_array: True when the property is an array. - * @is_string: True when property is a string. + * @type: Type of the data in unions. * @pointer: Pointer to the property (an array of items of the given type). * @value: Value of the property (when it is a single item of the given type). */ @@ -186,10 +186,9 @@ struct property_entry { const char *name; size_t length; bool is_array; - bool is_string; + enum dev_prop_type type; union { union { - const void *raw_data; const u8 *u8_data; const u16 *u16_data; const u32 *u32_data; @@ -197,7 +196,6 @@ struct property_entry { const char * const *str; } pointer; union { - unsigned long long raw_data; u8 u8_data; u16 u16_data; u32 u32_data; @@ -213,55 +211,55 @@ struct property_entry { * and structs. */ -#define PROPERTY_ENTRY_INTEGER_ARRAY(_name_, _type_, _val_) \ -(struct property_entry) { \ - .name = _name_, \ - .length = ARRAY_SIZE(_val_) * sizeof(_type_), \ - .is_array = true, \ - .is_string = false, \ - { .pointer = { ._type_##_data = _val_ } }, \ +#define PROPERTY_ENTRY_INTEGER_ARRAY(_name_, _type_, _Type_, _val_) \ +(struct property_entry) { \ + .name = _name_, \ + .length = ARRAY_SIZE(_val_) * sizeof(_type_), \ + .is_array = true, \ + .type = DEV_PROP_##_Type_, \ + { .pointer = { ._type_##_data = _val_ } }, \ } #define PROPERTY_ENTRY_U8_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u8, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u8, U8, _val_) #define PROPERTY_ENTRY_U16_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u16, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u16, U16, _val_) #define PROPERTY_ENTRY_U32_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u32, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u32, U32, _val_) #define PROPERTY_ENTRY_U64_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u64, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u64, U64, _val_) #define PROPERTY_ENTRY_STRING_ARRAY(_name_, _val_) \ (struct property_entry) { \ .name = _name_, \ .length = ARRAY_SIZE(_val_) * sizeof(const char *), \ .is_array = true, \ - .is_string = true, \ + .type = DEV_PROP_STRING, \ { .pointer = { .str = _val_ } }, \ } -#define PROPERTY_ENTRY_INTEGER(_name_, _type_, _val_) \ -(struct property_entry) { \ - .name = _name_, \ - .length = sizeof(_type_), \ - .is_string = false, \ - { .value = { ._type_##_data = _val_ } }, \ +#define PROPERTY_ENTRY_INTEGER(_name_, _type_, _Type_, _val_) \ +(struct property_entry) { \ + .name = _name_, \ + .length = sizeof(_type_), \ + .type = DEV_PROP_##_Type_, \ + { .value = { ._type_##_data = _val_ } }, \ } #define PROPERTY_ENTRY_U8(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u8, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u8, U8, _val_) #define PROPERTY_ENTRY_U16(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u16, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u16, U16, _val_) #define PROPERTY_ENTRY_U32(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u32, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u32, U32, _val_) #define PROPERTY_ENTRY_U64(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u64, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u64, U64, _val_) #define PROPERTY_ENTRY_STRING(_name_, _val_) \ (struct property_entry) { \ .name = _name_, \ .length = sizeof(_val_), \ - .is_string = true, \ + .type = DEV_PROP_STRING, \ { .value = { .str = _val_ } }, \ } diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h index 919b2a0b03074..037bf0ef1ae94 100644 --- a/include/linux/ptrace.h +++ b/include/linux/ptrace.h @@ -345,7 +345,6 @@ extern void user_single_step_siginfo(struct task_struct *tsk, static inline void user_single_step_siginfo(struct task_struct *tsk, struct pt_regs *regs, siginfo_t *info) { - memset(info, 0, sizeof(*info)); info->si_signo = SIGTRAP; } #endif diff --git a/include/linux/rbtree_augmented.h b/include/linux/rbtree_augmented.h index 6bfd2b581f75a..af8a61be2d8d5 100644 --- a/include/linux/rbtree_augmented.h +++ b/include/linux/rbtree_augmented.h @@ -26,6 +26,7 @@ #include <linux/compiler.h> #include <linux/rbtree.h> +#include <linux/rcupdate.h> /* * Please note - only struct rb_augment_callbacks and the prototypes for diff --git a/include/linux/rbtree_latch.h b/include/linux/rbtree_latch.h index ece43e882b56d..7d012faa509a4 100644 --- a/include/linux/rbtree_latch.h +++ b/include/linux/rbtree_latch.h @@ -35,6 +35,7 @@ #include <linux/rbtree.h> #include <linux/seqlock.h> +#include <linux/rcupdate.h> struct latch_tree_node { struct rb_node node[2]; diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 36360d07f25b7..e679b175b4110 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -108,7 +108,6 @@ void rcu_sched_qs(void); void rcu_bh_qs(void); void rcu_check_callbacks(int user); void rcu_report_dead(unsigned int cpu); -void rcu_cpu_starting(unsigned int cpu); void rcutree_migrate_callbacks(int cpu); #ifdef CONFIG_RCU_STALL_COMMON @@ -188,13 +187,13 @@ static inline void exit_tasks_rcu_finish(void) { } #endif /* #else #ifdef CONFIG_TASKS_RCU */ /** - * cond_resched_rcu_qs - Report potential quiescent states to RCU + * cond_resched_tasks_rcu_qs - Report potential quiescent states to RCU * * This macro resembles cond_resched(), except that it is defined to * report potential quiescent states to RCU-tasks even if the cond_resched() * machinery were to be shut off, as some advocate for PREEMPT kernels. */ -#define cond_resched_rcu_qs() \ +#define cond_resched_tasks_rcu_qs() \ do { \ if (!cond_resched()) \ rcu_note_voluntary_context_switch_lite(current); \ diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h index ce9beec35e34a..7b3c82e8a625d 100644 --- a/include/linux/rcutiny.h +++ b/include/linux/rcutiny.h @@ -132,5 +132,6 @@ static inline void rcu_all_qs(void) { barrier(); } #define rcutree_offline_cpu NULL #define rcutree_dead_cpu NULL #define rcutree_dying_cpu NULL +static inline void rcu_cpu_starting(unsigned int cpu) { } #endif /* __LINUX_RCUTINY_H */ diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index fd996cdf18334..914655848ef6a 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -74,6 +74,7 @@ static inline void synchronize_rcu_bh_expedited(void) void rcu_barrier(void); void rcu_barrier_bh(void); void rcu_barrier_sched(void); +bool rcu_eqs_special_set(int cpu); unsigned long get_state_synchronize_rcu(void); void cond_synchronize_rcu(unsigned long oldstate); unsigned long get_state_synchronize_sched(void); @@ -100,5 +101,6 @@ int rcutree_online_cpu(unsigned int cpu); int rcutree_offline_cpu(unsigned int cpu); int rcutree_dead_cpu(unsigned int cpu); int rcutree_dying_cpu(unsigned int cpu); +void rcu_cpu_starting(unsigned int cpu); #endif /* __LINUX_RCUTREE_H */ diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 5f7ad0552c038..4f38068ffb71f 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -15,6 +15,7 @@ #include <linux/list.h> #include <linux/rbtree.h> +#include <linux/ktime.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/bug.h> @@ -587,7 +588,10 @@ struct regmap *__devm_regmap_init_sdw(struct sdw_slave *sdw, const struct regmap_config *config, struct lock_class_key *lock_key, const char *lock_name); - +struct regmap *__devm_regmap_init_slimbus(struct slim_device *slimbus, + const struct regmap_config *config, + struct lock_class_key *lock_key, + const char *lock_name); /* * Wrapper for regmap_init macros to include a unique lockdep key and name * for each call. No-op if CONFIG_LOCKDEP is not set. @@ -906,6 +910,19 @@ bool regmap_ac97_default_volatile(struct device *dev, unsigned int reg); __regmap_lockdep_wrapper(__devm_regmap_init_sdw, #config, \ sdw, config) +/** + * devm_regmap_init_slimbus() - Initialise managed register map + * + * @slimbus: Device that will be interacted with + * @config: Configuration for register map + * + * The return value will be an ERR_PTR() on error or a valid pointer + * to a struct regmap. The regmap will be automatically freed by the + * device management code. + */ +#define devm_regmap_init_slimbus(slimbus, config) \ + __regmap_lockdep_wrapper(__devm_regmap_init_slimbus, #config, \ + slimbus, config) int regmap_mmio_attach_clk(struct regmap *map, struct clk *clk); void regmap_mmio_detach_clk(struct regmap *map); void regmap_exit(struct regmap *map); diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index d09a9c7af109f..dfdaede9139e5 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -569,7 +569,7 @@ static inline struct rproc *vdev_to_rproc(struct virtio_device *vdev) void rproc_add_subdev(struct rproc *rproc, struct rproc_subdev *subdev, int (*probe)(struct rproc_subdev *subdev), - void (*remove)(struct rproc_subdev *subdev, bool graceful)); + void (*remove)(struct rproc_subdev *subdev, bool crashed)); void rproc_remove_subdev(struct rproc *rproc, struct rproc_subdev *subdev); diff --git a/include/linux/restart_block.h b/include/linux/restart_block.h index bcfdb918cd810..5d83d0c1d06cc 100644 --- a/include/linux/restart_block.h +++ b/include/linux/restart_block.h @@ -7,6 +7,7 @@ #include <linux/compiler.h> #include <linux/types.h> +#include <linux/time64.h> struct timespec; struct compat_timespec; @@ -15,9 +16,7 @@ struct pollfd; enum timespec_type { TT_NONE = 0, TT_NATIVE = 1, -#ifdef CONFIG_COMPAT TT_COMPAT = 2, -#endif }; /* @@ -40,10 +39,8 @@ struct restart_block { clockid_t clockid; enum timespec_type type; union { - struct timespec __user *rmtp; -#ifdef CONFIG_COMPAT + struct __kernel_timespec __user *rmtp; struct compat_timespec __user *compat_rmtp; -#endif }; u64 expires; } nanosleep; diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index 56707d5ff6add..ab93b6eae6968 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -44,6 +44,12 @@ struct rw_semaphore { #endif }; +/* + * Setting bit 0 of the owner field with other non-zero bits will indicate + * that the rwsem is writer-owned with an unknown owner. + */ +#define RWSEM_OWNER_UNKNOWN ((struct task_struct *)-1L) + extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *sem); extern struct rw_semaphore *rwsem_down_read_failed_killable(struct rw_semaphore *sem); extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *sem); diff --git a/include/linux/sbitmap.h b/include/linux/sbitmap.h index 841585f6e5f28..e6539536dea97 100644 --- a/include/linux/sbitmap.h +++ b/include/linux/sbitmap.h @@ -127,6 +127,12 @@ struct sbitmap_queue { * @round_robin: Allocate bits in strict round-robin order. */ bool round_robin; + + /** + * @min_shallow_depth: The minimum shallow depth which may be passed to + * sbitmap_queue_get_shallow() or __sbitmap_queue_get_shallow(). + */ + unsigned int min_shallow_depth; }; /** @@ -390,6 +396,9 @@ int __sbitmap_queue_get(struct sbitmap_queue *sbq); * @shallow_depth: The maximum number of bits to allocate from a single word. * See sbitmap_get_shallow(). * + * If you call this, make sure to call sbitmap_queue_min_shallow_depth() after + * initializing @sbq. + * * Return: Non-negative allocated bit number if successful, -1 otherwise. */ int __sbitmap_queue_get_shallow(struct sbitmap_queue *sbq, @@ -424,6 +433,9 @@ static inline int sbitmap_queue_get(struct sbitmap_queue *sbq, * @shallow_depth: The maximum number of bits to allocate from a single word. * See sbitmap_get_shallow(). * + * If you call this, make sure to call sbitmap_queue_min_shallow_depth() after + * initializing @sbq. + * * Return: Non-negative allocated bit number if successful, -1 otherwise. */ static inline int sbitmap_queue_get_shallow(struct sbitmap_queue *sbq, @@ -439,6 +451,23 @@ static inline int sbitmap_queue_get_shallow(struct sbitmap_queue *sbq, } /** + * sbitmap_queue_min_shallow_depth() - Inform a &struct sbitmap_queue of the + * minimum shallow depth that will be used. + * @sbq: Bitmap queue in question. + * @min_shallow_depth: The minimum shallow depth that will be passed to + * sbitmap_queue_get_shallow() or __sbitmap_queue_get_shallow(). + * + * sbitmap_queue_clear() batches wakeups as an optimization. The batch size + * depends on the depth of the bitmap. Since the shallow allocation functions + * effectively operate with a different depth, the shallow depth must be taken + * into account when calculating the batch size. This function must be called + * with the minimum shallow depth that will be used. Failure to do so can result + * in missed wakeups. + */ +void sbitmap_queue_min_shallow_depth(struct sbitmap_queue *sbq, + unsigned int min_shallow_depth); + +/** * sbitmap_queue_clear() - Free an allocated bit and wake up waiters on a * &struct sbitmap_queue. * @sbq: Bitmap to free from. @@ -484,6 +513,13 @@ static inline struct sbq_wait_state *sbq_wait_ptr(struct sbitmap_queue *sbq, void sbitmap_queue_wake_all(struct sbitmap_queue *sbq); /** + * sbitmap_queue_wake_up() - Wake up some of waiters in one waitqueue + * on a &struct sbitmap_queue. + * @sbq: Bitmap queue to wake up. + */ +void sbitmap_queue_wake_up(struct sbitmap_queue *sbq); + +/** * sbitmap_queue_show() - Dump &struct sbitmap_queue information to a &struct * seq_file. * @sbq: Bitmap queue to show. diff --git a/include/linux/sched.h b/include/linux/sched.h index b3d697f3b5731..14e4f9c123371 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -112,17 +112,36 @@ struct task_group; #ifdef CONFIG_DEBUG_ATOMIC_SLEEP +/* + * Special states are those that do not use the normal wait-loop pattern. See + * the comment with set_special_state(). + */ +#define is_special_task_state(state) \ + ((state) & (__TASK_STOPPED | __TASK_TRACED | TASK_DEAD)) + #define __set_current_state(state_value) \ do { \ + WARN_ON_ONCE(is_special_task_state(state_value));\ current->task_state_change = _THIS_IP_; \ current->state = (state_value); \ } while (0) + #define set_current_state(state_value) \ do { \ + WARN_ON_ONCE(is_special_task_state(state_value));\ current->task_state_change = _THIS_IP_; \ smp_store_mb(current->state, (state_value)); \ } while (0) +#define set_special_state(state_value) \ + do { \ + unsigned long flags; /* may shadow */ \ + WARN_ON_ONCE(!is_special_task_state(state_value)); \ + raw_spin_lock_irqsave(¤t->pi_lock, flags); \ + current->task_state_change = _THIS_IP_; \ + current->state = (state_value); \ + raw_spin_unlock_irqrestore(¤t->pi_lock, flags); \ + } while (0) #else /* * set_current_state() includes a barrier so that the write of current->state @@ -144,8 +163,8 @@ struct task_group; * * The above is typically ordered against the wakeup, which does: * - * need_sleep = false; - * wake_up_state(p, TASK_UNINTERRUPTIBLE); + * need_sleep = false; + * wake_up_state(p, TASK_UNINTERRUPTIBLE); * * Where wake_up_state() (and all other wakeup primitives) imply enough * barriers to order the store of the variable against wakeup. @@ -154,12 +173,33 @@ struct task_group; * once it observes the TASK_UNINTERRUPTIBLE store the waking CPU can issue a * TASK_RUNNING store which can collide with __set_current_state(TASK_RUNNING). * - * This is obviously fine, since they both store the exact same value. + * However, with slightly different timing the wakeup TASK_RUNNING store can + * also collide with the TASK_UNINTERRUPTIBLE store. Loosing that store is not + * a problem either because that will result in one extra go around the loop + * and our @cond test will save the day. * * Also see the comments of try_to_wake_up(). */ -#define __set_current_state(state_value) do { current->state = (state_value); } while (0) -#define set_current_state(state_value) smp_store_mb(current->state, (state_value)) +#define __set_current_state(state_value) \ + current->state = (state_value) + +#define set_current_state(state_value) \ + smp_store_mb(current->state, (state_value)) + +/* + * set_special_state() should be used for those states when the blocking task + * can not use the regular condition based wait-loop. In that case we must + * serialize against wakeups such that any possible in-flight TASK_RUNNING stores + * will not collide with our state change. + */ +#define set_special_state(state_value) \ + do { \ + unsigned long flags; /* may shadow */ \ + raw_spin_lock_irqsave(¤t->pi_lock, flags); \ + current->state = (state_value); \ + raw_spin_unlock_irqrestore(¤t->pi_lock, flags); \ + } while (0) + #endif /* Task command name length: */ @@ -1393,7 +1433,8 @@ static inline bool is_percpu_thread(void) #define PFA_NO_NEW_PRIVS 0 /* May not gain new privileges. */ #define PFA_SPREAD_PAGE 1 /* Spread page cache over cpuset */ #define PFA_SPREAD_SLAB 2 /* Spread some slab caches over cpuset */ - +#define PFA_SPEC_SSB_DISABLE 3 /* Speculative Store Bypass disabled */ +#define PFA_SPEC_SSB_FORCE_DISABLE 4 /* Speculative Store Bypass force disabled*/ #define TASK_PFA_TEST(name, func) \ static inline bool task_##func(struct task_struct *p) \ @@ -1418,6 +1459,13 @@ TASK_PFA_TEST(SPREAD_SLAB, spread_slab) TASK_PFA_SET(SPREAD_SLAB, spread_slab) TASK_PFA_CLEAR(SPREAD_SLAB, spread_slab) +TASK_PFA_TEST(SPEC_SSB_DISABLE, spec_ssb_disable) +TASK_PFA_SET(SPEC_SSB_DISABLE, spec_ssb_disable) +TASK_PFA_CLEAR(SPEC_SSB_DISABLE, spec_ssb_disable) + +TASK_PFA_TEST(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable) +TASK_PFA_SET(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable) + static inline void current_restore_flags(unsigned long orig_flags, unsigned long flags) { @@ -1464,6 +1512,7 @@ static inline int task_nice(const struct task_struct *p) extern int can_nice(const struct task_struct *p, const int nice); extern int task_curr(const struct task_struct *p); extern int idle_cpu(int cpu); +extern int available_idle_cpu(int cpu); extern int sched_setscheduler(struct task_struct *, int, const struct sched_param *); extern int sched_setscheduler_nocheck(struct task_struct *, int, const struct sched_param *); extern int sched_setattr(struct task_struct *, const struct sched_attr *); @@ -1613,7 +1662,6 @@ static inline int test_tsk_need_resched(struct task_struct *tsk) * explicit rescheduling in places that are safe. The return * value indicates whether a reschedule was done in fact. * cond_resched_lock() will drop the spinlock before scheduling, - * cond_resched_softirq() will enable bhs before scheduling. */ #ifndef CONFIG_PREEMPT extern int _cond_resched(void); @@ -1633,13 +1681,6 @@ extern int __cond_resched_lock(spinlock_t *lock); __cond_resched_lock(lock); \ }) -extern int __cond_resched_softirq(void); - -#define cond_resched_softirq() ({ \ - ___might_sleep(__FILE__, __LINE__, SOFTIRQ_DISABLE_OFFSET); \ - __cond_resched_softirq(); \ -}) - static inline void cond_resched_rcu(void) { #if defined(CONFIG_DEBUG_ATOMIC_SLEEP) || !defined(CONFIG_PREEMPT_RCU) diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index 2c570cd934af5..76a8cb4ef1789 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -28,7 +28,7 @@ extern struct mm_struct *mm_alloc(void); * * Use mmdrop() to release the reference acquired by mmgrab(). * - * See also <Documentation/vm/active_mm.txt> for an in-depth explanation + * See also <Documentation/vm/active_mm.rst> for an in-depth explanation * of &mm_struct.mm_count vs &mm_struct.mm_users. */ static inline void mmgrab(struct mm_struct *mm) @@ -62,7 +62,7 @@ static inline void mmdrop(struct mm_struct *mm) * * Use mmput() to release the reference acquired by mmget(). * - * See also <Documentation/vm/active_mm.txt> for an in-depth explanation + * See also <Documentation/vm/active_mm.rst> for an in-depth explanation * of &mm_struct.mm_count vs &mm_struct.mm_users. */ static inline void mmget(struct mm_struct *mm) @@ -170,6 +170,17 @@ static inline void fs_reclaim_acquire(gfp_t gfp_mask) { } static inline void fs_reclaim_release(gfp_t gfp_mask) { } #endif +/** + * memalloc_noio_save - Marks implicit GFP_NOIO allocation scope. + * + * This functions marks the beginning of the GFP_NOIO allocation scope. + * All further allocations will implicitly drop __GFP_IO flag and so + * they are safe for the IO critical section from the allocation recursion + * point of view. Use memalloc_noio_restore to end the scope with flags + * returned by this function. + * + * This function is safe to be used from any context. + */ static inline unsigned int memalloc_noio_save(void) { unsigned int flags = current->flags & PF_MEMALLOC_NOIO; @@ -177,11 +188,30 @@ static inline unsigned int memalloc_noio_save(void) return flags; } +/** + * memalloc_noio_restore - Ends the implicit GFP_NOIO scope. + * @flags: Flags to restore. + * + * Ends the implicit GFP_NOIO scope started by memalloc_noio_save function. + * Always make sure that that the given flags is the return value from the + * pairing memalloc_noio_save call. + */ static inline void memalloc_noio_restore(unsigned int flags) { current->flags = (current->flags & ~PF_MEMALLOC_NOIO) | flags; } +/** + * memalloc_nofs_save - Marks implicit GFP_NOFS allocation scope. + * + * This functions marks the beginning of the GFP_NOFS allocation scope. + * All further allocations will implicitly drop __GFP_FS flag and so + * they are safe for the FS critical section from the allocation recursion + * point of view. Use memalloc_nofs_restore to end the scope with flags + * returned by this function. + * + * This function is safe to be used from any context. + */ static inline unsigned int memalloc_nofs_save(void) { unsigned int flags = current->flags & PF_MEMALLOC_NOFS; @@ -189,6 +219,14 @@ static inline unsigned int memalloc_nofs_save(void) return flags; } +/** + * memalloc_nofs_restore - Ends the implicit GFP_NOFS scope. + * @flags: Flags to restore. + * + * Ends the implicit GFP_NOFS scope started by memalloc_nofs_save function. + * Always make sure that that the given flags is the return value from the + * pairing memalloc_nofs_save call. + */ static inline void memalloc_nofs_restore(unsigned int flags) { current->flags = (current->flags & ~PF_MEMALLOC_NOFS) | flags; diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index a7ce74c74e494..113d1ad1ced76 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -280,7 +280,7 @@ static inline void kernel_signal_stop(void) { spin_lock_irq(¤t->sighand->siglock); if (current->jobctl & JOBCTL_STOP_DEQUEUED) - __set_current_state(TASK_STOPPED); + set_special_state(TASK_STOPPED); spin_unlock_irq(¤t->sighand->siglock); schedule(); diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h index c723a5c4e3ffd..e5320f6c86543 100644 --- a/include/linux/seccomp.h +++ b/include/linux/seccomp.h @@ -4,8 +4,9 @@ #include <uapi/linux/seccomp.h> -#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \ - SECCOMP_FILTER_FLAG_LOG) +#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \ + SECCOMP_FILTER_FLAG_LOG | \ + SECCOMP_FILTER_FLAG_SPEC_ALLOW) #ifdef CONFIG_SECCOMP diff --git a/include/linux/seq_file_net.h b/include/linux/seq_file_net.h index 43ccd84127b67..0fdbe1ddd8d1b 100644 --- a/include/linux/seq_file_net.h +++ b/include/linux/seq_file_net.h @@ -13,12 +13,6 @@ struct seq_net_private { #endif }; -int seq_open_net(struct inode *, struct file *, - const struct seq_operations *, int); -int single_open_net(struct inode *, struct file *file, - int (*show)(struct seq_file *, void *)); -int seq_release_net(struct inode *, struct file *); -int single_release_net(struct inode *, struct file *); static inline struct net *seq_file_net(struct seq_file *seq) { #ifdef CONFIG_NET_NS @@ -28,4 +22,17 @@ static inline struct net *seq_file_net(struct seq_file *seq) #endif } +/* + * This one is needed for proc_create_net_single since net is stored directly + * in private not as a struct i.e. seq_file_net can't be used. + */ +static inline struct net *seq_file_single_net(struct seq_file *seq) +{ +#ifdef CONFIG_NET_NS + return (struct net *)seq->private; +#else + return &init_net; +#endif +} + #endif diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 1d356105f25a1..b4c9fda9d8335 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -351,10 +351,10 @@ struct earlycon_id { char name[16]; char compatible[128]; int (*setup)(struct earlycon_device *, const char *options); -} __aligned(32); +}; -extern const struct earlycon_id __earlycon_table[]; -extern const struct earlycon_id __earlycon_table_end[]; +extern const struct earlycon_id *__earlycon_table[]; +extern const struct earlycon_id *__earlycon_table_end[]; #if defined(CONFIG_SERIAL_EARLYCON) && !defined(MODULE) #define EARLYCON_USED_OR_UNUSED __used @@ -362,12 +362,19 @@ extern const struct earlycon_id __earlycon_table_end[]; #define EARLYCON_USED_OR_UNUSED __maybe_unused #endif -#define OF_EARLYCON_DECLARE(_name, compat, fn) \ - static const struct earlycon_id __UNIQUE_ID(__earlycon_##_name) \ - EARLYCON_USED_OR_UNUSED __section(__earlycon_table) \ +#define _OF_EARLYCON_DECLARE(_name, compat, fn, unique_id) \ + static const struct earlycon_id unique_id \ + EARLYCON_USED_OR_UNUSED __initconst \ = { .name = __stringify(_name), \ .compatible = compat, \ - .setup = fn } + .setup = fn }; \ + static const struct earlycon_id EARLYCON_USED_OR_UNUSED \ + __section(__earlycon_table) \ + * const __PASTE(__p, unique_id) = &unique_id + +#define OF_EARLYCON_DECLARE(_name, compat, fn) \ + _OF_EARLYCON_DECLARE(_name, compat, fn, \ + __UNIQUE_ID(__earlycon_##_name)) #define EARLYCON_DECLARE(_name, fn) OF_EARLYCON_DECLARE(_name, "", fn) diff --git a/include/linux/signal.h b/include/linux/signal.h index a9bc7e1b077e0..3c5200137b24f 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -28,6 +28,9 @@ enum siginfo_layout { SIL_TIMER, SIL_POLL, SIL_FAULT, + SIL_FAULT_MCEERR, + SIL_FAULT_BNDERR, + SIL_FAULT_PKUERR, SIL_CHLD, SIL_RT, SIL_SYS, diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 9065477ed255a..89198379b39df 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -3250,8 +3250,7 @@ struct sk_buff *__skb_recv_datagram(struct sock *sk, unsigned flags, int *peeked, int *off, int *err); struct sk_buff *skb_recv_datagram(struct sock *sk, unsigned flags, int noblock, int *err); -__poll_t datagram_poll(struct file *file, struct socket *sock, - struct poll_table_struct *wait); +__poll_t datagram_poll_mask(struct socket *sock, __poll_t events); int skb_copy_datagram_iter(const struct sk_buff *from, int offset, struct iov_iter *to, int size); static inline int skb_copy_datagram_msg(const struct sk_buff *from, int offset, diff --git a/include/linux/spi/spi-mem.h b/include/linux/spi/spi-mem.h new file mode 100644 index 0000000000000..bb4bd15ae1f63 --- /dev/null +++ b/include/linux/spi/spi-mem.h @@ -0,0 +1,249 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2018 Exceet Electronics GmbH + * Copyright (C) 2018 Bootlin + * + * Author: Boris Brezillon <boris.brezillon@bootlin.com> + */ + +#ifndef __LINUX_SPI_MEM_H +#define __LINUX_SPI_MEM_H + +#include <linux/spi/spi.h> + +#define SPI_MEM_OP_CMD(__opcode, __buswidth) \ + { \ + .buswidth = __buswidth, \ + .opcode = __opcode, \ + } + +#define SPI_MEM_OP_ADDR(__nbytes, __val, __buswidth) \ + { \ + .nbytes = __nbytes, \ + .val = __val, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_NO_ADDR { } + +#define SPI_MEM_OP_DUMMY(__nbytes, __buswidth) \ + { \ + .nbytes = __nbytes, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_NO_DUMMY { } + +#define SPI_MEM_OP_DATA_IN(__nbytes, __buf, __buswidth) \ + { \ + .dir = SPI_MEM_DATA_IN, \ + .nbytes = __nbytes, \ + .buf.in = __buf, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_DATA_OUT(__nbytes, __buf, __buswidth) \ + { \ + .dir = SPI_MEM_DATA_OUT, \ + .nbytes = __nbytes, \ + .buf.out = __buf, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_NO_DATA { } + +/** + * enum spi_mem_data_dir - describes the direction of a SPI memory data + * transfer from the controller perspective + * @SPI_MEM_DATA_IN: data coming from the SPI memory + * @SPI_MEM_DATA_OUT: data sent the SPI memory + */ +enum spi_mem_data_dir { + SPI_MEM_DATA_IN, + SPI_MEM_DATA_OUT, +}; + +/** + * struct spi_mem_op - describes a SPI memory operation + * @cmd.buswidth: number of IO lines used to transmit the command + * @cmd.opcode: operation opcode + * @addr.nbytes: number of address bytes to send. Can be zero if the operation + * does not need to send an address + * @addr.buswidth: number of IO lines used to transmit the address cycles + * @addr.val: address value. This value is always sent MSB first on the bus. + * Note that only @addr.nbytes are taken into account in this + * address value, so users should make sure the value fits in the + * assigned number of bytes. + * @dummy.nbytes: number of dummy bytes to send after an opcode or address. Can + * be zero if the operation does not require dummy bytes + * @dummy.buswidth: number of IO lanes used to transmit the dummy bytes + * @data.buswidth: number of IO lanes used to send/receive the data + * @data.dir: direction of the transfer + * @data.buf.in: input buffer + * @data.buf.out: output buffer + */ +struct spi_mem_op { + struct { + u8 buswidth; + u8 opcode; + } cmd; + + struct { + u8 nbytes; + u8 buswidth; + u64 val; + } addr; + + struct { + u8 nbytes; + u8 buswidth; + } dummy; + + struct { + u8 buswidth; + enum spi_mem_data_dir dir; + unsigned int nbytes; + /* buf.{in,out} must be DMA-able. */ + union { + void *in; + const void *out; + } buf; + } data; +}; + +#define SPI_MEM_OP(__cmd, __addr, __dummy, __data) \ + { \ + .cmd = __cmd, \ + .addr = __addr, \ + .dummy = __dummy, \ + .data = __data, \ + } + +/** + * struct spi_mem - describes a SPI memory device + * @spi: the underlying SPI device + * @drvpriv: spi_mem_drviver private data + * + * Extra information that describe the SPI memory device and may be needed by + * the controller to properly handle this device should be placed here. + * + * One example would be the device size since some controller expose their SPI + * mem devices through a io-mapped region. + */ +struct spi_mem { + struct spi_device *spi; + void *drvpriv; +}; + +/** + * struct spi_mem_set_drvdata() - attach driver private data to a SPI mem + * device + * @mem: memory device + * @data: data to attach to the memory device + */ +static inline void spi_mem_set_drvdata(struct spi_mem *mem, void *data) +{ + mem->drvpriv = data; +} + +/** + * struct spi_mem_get_drvdata() - get driver private data attached to a SPI mem + * device + * @mem: memory device + * + * Return: the data attached to the mem device. + */ +static inline void *spi_mem_get_drvdata(struct spi_mem *mem) +{ + return mem->drvpriv; +} + +/** + * struct spi_controller_mem_ops - SPI memory operations + * @adjust_op_size: shrink the data xfer of an operation to match controller's + * limitations (can be alignment of max RX/TX size + * limitations) + * @supports_op: check if an operation is supported by the controller + * @exec_op: execute a SPI memory operation + * + * This interface should be implemented by SPI controllers providing an + * high-level interface to execute SPI memory operation, which is usually the + * case for QSPI controllers. + */ +struct spi_controller_mem_ops { + int (*adjust_op_size)(struct spi_mem *mem, struct spi_mem_op *op); + bool (*supports_op)(struct spi_mem *mem, + const struct spi_mem_op *op); + int (*exec_op)(struct spi_mem *mem, + const struct spi_mem_op *op); +}; + +/** + * struct spi_mem_driver - SPI memory driver + * @spidrv: inherit from a SPI driver + * @probe: probe a SPI memory. Usually where detection/initialization takes + * place + * @remove: remove a SPI memory + * @shutdown: take appropriate action when the system is shutdown + * + * This is just a thin wrapper around a spi_driver. The core takes care of + * allocating the spi_mem object and forwarding the probe/remove/shutdown + * request to the spi_mem_driver. The reason we use this wrapper is because + * we might have to stuff more information into the spi_mem struct to let + * SPI controllers know more about the SPI memory they interact with, and + * having this intermediate layer allows us to do that without adding more + * useless fields to the spi_device object. + */ +struct spi_mem_driver { + struct spi_driver spidrv; + int (*probe)(struct spi_mem *mem); + int (*remove)(struct spi_mem *mem); + void (*shutdown)(struct spi_mem *mem); +}; + +#if IS_ENABLED(CONFIG_SPI_MEM) +int spi_controller_dma_map_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg); + +void spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg); +#else +static inline int +spi_controller_dma_map_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg) +{ + return -ENOTSUPP; +} + +static inline void +spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg) +{ +} +#endif /* CONFIG_SPI_MEM */ + +int spi_mem_adjust_op_size(struct spi_mem *mem, struct spi_mem_op *op); + +bool spi_mem_supports_op(struct spi_mem *mem, + const struct spi_mem_op *op); + +int spi_mem_exec_op(struct spi_mem *mem, + const struct spi_mem_op *op); + +int spi_mem_driver_register_with_owner(struct spi_mem_driver *drv, + struct module *owner); + +void spi_mem_driver_unregister(struct spi_mem_driver *drv); + +#define spi_mem_driver_register(__drv) \ + spi_mem_driver_register_with_owner(__drv, THIS_MODULE) + +#define module_spi_mem_driver(__drv) \ + module_driver(__drv, spi_mem_driver_register, \ + spi_mem_driver_unregister) + +#endif /* __LINUX_SPI_MEM_H */ diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index bc6bb325d1bf7..a64235e053216 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -26,7 +26,7 @@ struct dma_chan; struct property_entry; struct spi_controller; struct spi_transfer; -struct spi_flash_read_message; +struct spi_controller_mem_ops; /* * INTERFACES between SPI master-side drivers and SPI slave protocol handlers, @@ -376,13 +376,11 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * transfer_one callback. * @handle_err: the subsystem calls the driver to handle an error that occurs * in the generic implementation of transfer_one_message(). + * @mem_ops: optimized/dedicated operations for interactions with SPI memory. + * This field is optional and should only be implemented if the + * controller has native support for memory like operations. * @unprepare_message: undo any work done by prepare_message(). * @slave_abort: abort the ongoing transfer request on an SPI slave controller - * @spi_flash_read: to support spi-controller hardwares that provide - * accelerated interface to read from flash devices. - * @spi_flash_can_dma: analogous to can_dma() interface, but for - * controllers implementing spi_flash_read. - * @flash_read_supported: spi device supports flash read * @cs_gpios: Array of GPIOs to use as chip select lines; one per CS * number. Any individual value may be -ENOENT for CS lines that * are not GPIOs (driven by the SPI controller itself). @@ -548,11 +546,6 @@ struct spi_controller { int (*unprepare_message)(struct spi_controller *ctlr, struct spi_message *message); int (*slave_abort)(struct spi_controller *ctlr); - int (*spi_flash_read)(struct spi_device *spi, - struct spi_flash_read_message *msg); - bool (*spi_flash_can_dma)(struct spi_device *spi, - struct spi_flash_read_message *msg); - bool (*flash_read_supported)(struct spi_device *spi); /* * These hooks are for drivers that use a generic implementation @@ -564,6 +557,9 @@ struct spi_controller { void (*handle_err)(struct spi_controller *ctlr, struct spi_message *message); + /* Optimized handlers for SPI memory-like operations. */ + const struct spi_controller_mem_ops *mem_ops; + /* gpio chip select */ int *cs_gpios; @@ -1183,48 +1179,6 @@ static inline ssize_t spi_w8r16be(struct spi_device *spi, u8 cmd) return be16_to_cpu(result); } -/** - * struct spi_flash_read_message - flash specific information for - * spi-masters that provide accelerated flash read interfaces - * @buf: buffer to read data - * @from: offset within the flash from where data is to be read - * @len: length of data to be read - * @retlen: actual length of data read - * @read_opcode: read_opcode to be used to communicate with flash - * @addr_width: number of address bytes - * @dummy_bytes: number of dummy bytes - * @opcode_nbits: number of lines to send opcode - * @addr_nbits: number of lines to send address - * @data_nbits: number of lines for data - * @rx_sg: Scatterlist for receive data read from flash - * @cur_msg_mapped: message has been mapped for DMA - */ -struct spi_flash_read_message { - void *buf; - loff_t from; - size_t len; - size_t retlen; - u8 read_opcode; - u8 addr_width; - u8 dummy_bytes; - u8 opcode_nbits; - u8 addr_nbits; - u8 data_nbits; - struct sg_table rx_sg; - bool cur_msg_mapped; -}; - -/* SPI core interface for flash read support */ -static inline bool spi_flash_read_supported(struct spi_device *spi) -{ - return spi->controller->spi_flash_read && - (!spi->controller->flash_read_supported || - spi->controller->flash_read_supported(spi)); -} - -int spi_flash_read(struct spi_device *spi, - struct spi_flash_read_message *msg); - /*---------------------------------------------------------------------------*/ /* diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 4894d322d2584..1e8a464358384 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -380,6 +380,24 @@ static __always_inline int spin_trylock_irq(spinlock_t *lock) raw_spin_trylock_irqsave(spinlock_check(lock), flags); \ }) +/** + * spin_is_locked() - Check whether a spinlock is locked. + * @lock: Pointer to the spinlock. + * + * This function is NOT required to provide any memory ordering + * guarantees; it could be used for debugging purposes or, when + * additional synchronization is needed, accompanied with other + * constructs (memory barriers) enforcing the synchronization. + * + * Returns: 1 if @lock is locked, 0 otherwise. + * + * Note that the function only tells you that the spinlock is + * seen to be locked, not that it is locked on your CPU. + * + * Further, on CONFIG_SMP=n builds with CONFIG_DEBUG_SPINLOCK=n, + * the return value is always 0 (see include/linux/spinlock_up.h). + * Therefore you should not rely heavily on the return value. + */ static __always_inline int spin_is_locked(spinlock_t *lock) { return raw_spin_is_locked(&lock->rlock); diff --git a/include/linux/srcu.h b/include/linux/srcu.h index 33c1c698df093..91494d7e8e412 100644 --- a/include/linux/srcu.h +++ b/include/linux/srcu.h @@ -69,11 +69,45 @@ struct srcu_struct { }; void call_srcu(struct srcu_struct *sp, struct rcu_head *head, void (*func)(struct rcu_head *head)); -void cleanup_srcu_struct(struct srcu_struct *sp); +void _cleanup_srcu_struct(struct srcu_struct *sp, bool quiesced); int __srcu_read_lock(struct srcu_struct *sp) __acquires(sp); void __srcu_read_unlock(struct srcu_struct *sp, int idx) __releases(sp); void synchronize_srcu(struct srcu_struct *sp); +/** + * cleanup_srcu_struct - deconstruct a sleep-RCU structure + * @sp: structure to clean up. + * + * Must invoke this after you are finished using a given srcu_struct that + * was initialized via init_srcu_struct(), else you leak memory. + */ +static inline void cleanup_srcu_struct(struct srcu_struct *sp) +{ + _cleanup_srcu_struct(sp, false); +} + +/** + * cleanup_srcu_struct_quiesced - deconstruct a quiesced sleep-RCU structure + * @sp: structure to clean up. + * + * Must invoke this after you are finished using a given srcu_struct that + * was initialized via init_srcu_struct(), else you leak memory. Also, + * all grace-period processing must have completed. + * + * "Completed" means that the last synchronize_srcu() and + * synchronize_srcu_expedited() calls must have returned before the call + * to cleanup_srcu_struct_quiesced(). It also means that the callback + * from the last call_srcu() must have been invoked before the call to + * cleanup_srcu_struct_quiesced(), but you can use srcu_barrier() to help + * with this last. Violating these rules will get you a WARN_ON() splat + * (with high probability, anyway), and will also cause the srcu_struct + * to be leaked. + */ +static inline void cleanup_srcu_struct_quiesced(struct srcu_struct *sp) +{ + _cleanup_srcu_struct(sp, true); +} + #ifdef CONFIG_DEBUG_LOCK_ALLOC /** diff --git a/include/linux/srcutiny.h b/include/linux/srcutiny.h index 261471f407a55..f41d2fb09f87b 100644 --- a/include/linux/srcutiny.h +++ b/include/linux/srcutiny.h @@ -43,7 +43,7 @@ struct srcu_struct { void srcu_drive_gp(struct work_struct *wp); -#define __SRCU_STRUCT_INIT(name) \ +#define __SRCU_STRUCT_INIT(name, __ignored) \ { \ .srcu_wq = __SWAIT_QUEUE_HEAD_INITIALIZER(name.srcu_wq), \ .srcu_cb_tail = &name.srcu_cb_head, \ @@ -56,9 +56,9 @@ void srcu_drive_gp(struct work_struct *wp); * Tree SRCU, which needs some per-CPU data. */ #define DEFINE_SRCU(name) \ - struct srcu_struct name = __SRCU_STRUCT_INIT(name) + struct srcu_struct name = __SRCU_STRUCT_INIT(name, name) #define DEFINE_STATIC_SRCU(name) \ - static struct srcu_struct name = __SRCU_STRUCT_INIT(name) + static struct srcu_struct name = __SRCU_STRUCT_INIT(name, name) void synchronize_srcu(struct srcu_struct *sp); diff --git a/include/linux/srcutree.h b/include/linux/srcutree.h index 4eda108abee06..745d4ca4dd503 100644 --- a/include/linux/srcutree.h +++ b/include/linux/srcutree.h @@ -104,9 +104,9 @@ struct srcu_struct { #define SRCU_STATE_SCAN1 1 #define SRCU_STATE_SCAN2 2 -#define __SRCU_STRUCT_INIT(name) \ +#define __SRCU_STRUCT_INIT(name, pcpu_name) \ { \ - .sda = &name##_srcu_data, \ + .sda = &pcpu_name, \ .lock = __SPIN_LOCK_UNLOCKED(name.lock), \ .srcu_gp_seq_needed = 0 - 1, \ __SRCU_DEP_MAP_INIT(name) \ @@ -133,7 +133,7 @@ struct srcu_struct { */ #define __DEFINE_SRCU(name, is_static) \ static DEFINE_PER_CPU(struct srcu_data, name##_srcu_data);\ - is_static struct srcu_struct name = __SRCU_STRUCT_INIT(name) + is_static struct srcu_struct name = __SRCU_STRUCT_INIT(name, name##_srcu_data) #define DEFINE_SRCU(name) __DEFINE_SRCU(name, /* not static */) #define DEFINE_STATIC_SRCU(name) __DEFINE_SRCU(name, static) diff --git a/include/linux/string.h b/include/linux/string.h index dd39a690c841e..4a5a0eb7df511 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -147,8 +147,8 @@ extern int memcmp(const void *,const void *,__kernel_size_t); extern void * memchr(const void *,int,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMCPY_MCSAFE -static inline __must_check int memcpy_mcsafe(void *dst, const void *src, - size_t cnt) +static inline __must_check unsigned long memcpy_mcsafe(void *dst, + const void *src, size_t cnt) { memcpy(dst, src, cnt); return 0; diff --git a/include/linux/stringhash.h b/include/linux/stringhash.h index e8f0f852968f1..c0c5c5b73dc0b 100644 --- a/include/linux/stringhash.h +++ b/include/linux/stringhash.h @@ -50,9 +50,9 @@ partial_name_hash(unsigned long c, unsigned long prevhash) * losing bits). This also has the property (wanted by the dcache) * that the msbits make a good hash table index. */ -static inline unsigned long end_name_hash(unsigned long hash) +static inline unsigned int end_name_hash(unsigned long hash) { - return __hash_32((unsigned int)hash); + return hash_long(hash, 32); } /* diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h index a5704daf5df97..e90b9bd99ded5 100644 --- a/include/linux/sunrpc/rpc_pipe_fs.h +++ b/include/linux/sunrpc/rpc_pipe_fs.h @@ -122,8 +122,6 @@ extern struct dentry *rpc_create_cache_dir(struct dentry *, struct cache_detail *); extern void rpc_remove_cache_dir(struct dentry *); -extern int rpc_rmdir(struct dentry *dentry); - struct rpc_pipe *rpc_mkpipe_data(const struct rpc_pipe_ops *ops, int flags); void rpc_destroy_pipe_data(struct rpc_pipe *pipe); extern struct dentry *rpc_mkpipe_dentry(struct dentry *, const char *, void *, diff --git a/include/linux/swait.h b/include/linux/swait.h index c98aaf6774665..bf8cb0dee23c0 100644 --- a/include/linux/swait.h +++ b/include/linux/swait.h @@ -5,10 +5,23 @@ #include <linux/list.h> #include <linux/stddef.h> #include <linux/spinlock.h> +#include <linux/wait.h> #include <asm/current.h> /* - * Simple wait queues + * BROKEN wait-queues. + * + * These "simple" wait-queues are broken garbage, and should never be + * used. The comments below claim that they are "similar" to regular + * wait-queues, but the semantics are actually completely different, and + * every single user we have ever had has been buggy (or pointless). + * + * A "swake_up()" only wakes up _one_ waiter, which is not at all what + * "wake_up()" does, and has led to problems. In other cases, it has + * been fine, because there's only ever one waiter (kvm), but in that + * case gthe whole "simple" wait-queue is just pointless to begin with, + * since there is no "queue". Use "wake_up_process()" with a direct + * pointer instead. * * While these are very similar to regular wait queues (wait.h) the most * important difference is that the simple waitqueue allows for deterministic diff --git a/include/linux/swap.h b/include/linux/swap.h index 2417d288e0166..c063443d86381 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -53,7 +53,7 @@ static inline int current_is_kswapd(void) /* * Unaddressable device memory support. See include/linux/hmm.h and - * Documentation/vm/hmm.txt. Short description is we need struct pages for + * Documentation/vm/hmm.rst. Short description is we need struct pages for * device memory that is unaddressable (inaccessible) by CPU, so that we can * migrate part of a process memory to device memory. * diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 70fcda1a9049a..390e814fdc8d9 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -290,6 +290,12 @@ asmlinkage long sys_io_getevents(aio_context_t ctx_id, long nr, struct io_event __user *events, struct timespec __user *timeout); +asmlinkage long sys_io_pgetevents(aio_context_t ctx_id, + long min_nr, + long nr, + struct io_event __user *events, + struct timespec __user *timeout, + const struct __aio_sigset *sig); /* fs/xattr.c */ asmlinkage long sys_setxattr(const char __user *path, const char __user *name, @@ -536,7 +542,8 @@ asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, size_t len); /* kernel/hrtimer.c */ -asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp); +asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp, + struct __kernel_timespec __user *rmtp); /* kernel/itimer.c */ asmlinkage long sys_getitimer(int which, struct itimerval __user *value); @@ -567,14 +574,14 @@ asmlinkage long sys_timer_settime(timer_t timer_id, int flags, struct itimerspec __user *old_setting); asmlinkage long sys_timer_delete(timer_t timer_id); asmlinkage long sys_clock_settime(clockid_t which_clock, - const struct timespec __user *tp); + const struct __kernel_timespec __user *tp); asmlinkage long sys_clock_gettime(clockid_t which_clock, - struct timespec __user *tp); + struct __kernel_timespec __user *tp); asmlinkage long sys_clock_getres(clockid_t which_clock, - struct timespec __user *tp); + struct __kernel_timespec __user *tp); asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, - const struct timespec __user *rqtp, - struct timespec __user *rmtp); + const struct __kernel_timespec __user *rqtp, + struct __kernel_timespec __user *rmtp); /* kernel/printk.c */ asmlinkage long sys_syslog(int type, char __user *buf, int len); @@ -679,8 +686,8 @@ asmlinkage long sys_sysinfo(struct sysinfo __user *info); /* ipc/mqueue.c */ asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); asmlinkage long sys_mq_unlink(const char __user *name); -asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout); -asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout); +asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct __kernel_timespec __user *abs_timeout); +asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct __kernel_timespec __user *abs_timeout); asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); @@ -697,7 +704,7 @@ asmlinkage long sys_semget(key_t key, int nsems, int semflg); asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, unsigned nsops, - const struct timespec __user *timeout); + const struct __kernel_timespec __user *timeout); asmlinkage long sys_semop(int semid, struct sembuf __user *sops, unsigned nsops); diff --git a/include/linux/ti-emif-sram.h b/include/linux/ti-emif-sram.h index 45bc6b3764929..53604b087f2c0 100644 --- a/include/linux/ti-emif-sram.h +++ b/include/linux/ti-emif-sram.h @@ -60,6 +60,81 @@ struct ti_emif_pm_functions { u32 abort_sr; } __packed __aligned(8); +static inline void ti_emif_asm_offsets(void) +{ + DEFINE(EMIF_SDCFG_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_sdcfg_val)); + DEFINE(EMIF_TIMING1_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_timing1_val)); + DEFINE(EMIF_TIMING2_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_timing2_val)); + DEFINE(EMIF_TIMING3_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_timing3_val)); + DEFINE(EMIF_REF_CTRL_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_ref_ctrl_val)); + DEFINE(EMIF_ZQCFG_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_zqcfg_val)); + DEFINE(EMIF_PMCR_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_pmcr_val)); + DEFINE(EMIF_PMCR_SHDW_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_pmcr_shdw_val)); + DEFINE(EMIF_RD_WR_LEVEL_RAMP_CTRL_OFFSET, + offsetof(struct emif_regs_amx3, emif_rd_wr_level_ramp_ctrl)); + DEFINE(EMIF_RD_WR_EXEC_THRESH_OFFSET, + offsetof(struct emif_regs_amx3, emif_rd_wr_exec_thresh)); + DEFINE(EMIF_COS_CONFIG_OFFSET, + offsetof(struct emif_regs_amx3, emif_cos_config)); + DEFINE(EMIF_PRIORITY_TO_COS_MAPPING_OFFSET, + offsetof(struct emif_regs_amx3, emif_priority_to_cos_mapping)); + DEFINE(EMIF_CONNECT_ID_SERV_1_MAP_OFFSET, + offsetof(struct emif_regs_amx3, emif_connect_id_serv_1_map)); + DEFINE(EMIF_CONNECT_ID_SERV_2_MAP_OFFSET, + offsetof(struct emif_regs_amx3, emif_connect_id_serv_2_map)); + DEFINE(EMIF_OCP_CONFIG_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_ocp_config_val)); + DEFINE(EMIF_LPDDR2_NVM_TIM_OFFSET, + offsetof(struct emif_regs_amx3, emif_lpddr2_nvm_tim)); + DEFINE(EMIF_LPDDR2_NVM_TIM_SHDW_OFFSET, + offsetof(struct emif_regs_amx3, emif_lpddr2_nvm_tim_shdw)); + DEFINE(EMIF_DLL_CALIB_CTRL_VAL_OFFSET, + offsetof(struct emif_regs_amx3, emif_dll_calib_ctrl_val)); + DEFINE(EMIF_DLL_CALIB_CTRL_VAL_SHDW_OFFSET, + offsetof(struct emif_regs_amx3, emif_dll_calib_ctrl_val_shdw)); + DEFINE(EMIF_DDR_PHY_CTLR_1_OFFSET, + offsetof(struct emif_regs_amx3, emif_ddr_phy_ctlr_1)); + DEFINE(EMIF_EXT_PHY_CTRL_VALS_OFFSET, + offsetof(struct emif_regs_amx3, emif_ext_phy_ctrl_vals)); + DEFINE(EMIF_REGS_AMX3_SIZE, sizeof(struct emif_regs_amx3)); + + BLANK(); + + DEFINE(EMIF_PM_BASE_ADDR_VIRT_OFFSET, + offsetof(struct ti_emif_pm_data, ti_emif_base_addr_virt)); + DEFINE(EMIF_PM_BASE_ADDR_PHYS_OFFSET, + offsetof(struct ti_emif_pm_data, ti_emif_base_addr_phys)); + DEFINE(EMIF_PM_CONFIG_OFFSET, + offsetof(struct ti_emif_pm_data, ti_emif_sram_config)); + DEFINE(EMIF_PM_REGS_VIRT_OFFSET, + offsetof(struct ti_emif_pm_data, regs_virt)); + DEFINE(EMIF_PM_REGS_PHYS_OFFSET, + offsetof(struct ti_emif_pm_data, regs_phys)); + DEFINE(EMIF_PM_DATA_SIZE, sizeof(struct ti_emif_pm_data)); + + BLANK(); + + DEFINE(EMIF_PM_SAVE_CONTEXT_OFFSET, + offsetof(struct ti_emif_pm_functions, save_context)); + DEFINE(EMIF_PM_RESTORE_CONTEXT_OFFSET, + offsetof(struct ti_emif_pm_functions, restore_context)); + DEFINE(EMIF_PM_ENTER_SR_OFFSET, + offsetof(struct ti_emif_pm_functions, enter_sr)); + DEFINE(EMIF_PM_EXIT_SR_OFFSET, + offsetof(struct ti_emif_pm_functions, exit_sr)); + DEFINE(EMIF_PM_ABORT_SR_OFFSET, + offsetof(struct ti_emif_pm_functions, abort_sr)); + DEFINE(EMIF_PM_FUNCTIONS_SIZE, sizeof(struct ti_emif_pm_functions)); +} + struct gen_pool; int ti_emif_copy_pm_function_table(struct gen_pool *sram_pool, void *dst); diff --git a/include/linux/time.h b/include/linux/time.h index 4b62a2c0a6612..aed74463592d8 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -10,9 +10,9 @@ extern struct timezone sys_tz; int get_timespec64(struct timespec64 *ts, - const struct timespec __user *uts); + const struct __kernel_timespec __user *uts); int put_timespec64(const struct timespec64 *ts, - struct timespec __user *uts); + struct __kernel_timespec __user *uts); int get_itimerspec64(struct itimerspec64 *it, const struct itimerspec __user *uit); int put_itimerspec64(const struct itimerspec64 *it, diff --git a/include/linux/time32.h b/include/linux/time32.h index d2bcd4377b564..0b14f936100a2 100644 --- a/include/linux/time32.h +++ b/include/linux/time32.h @@ -18,25 +18,14 @@ /* timespec64 is defined as timespec here */ static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) { - return ts64; + return *(const struct timespec *)&ts64; } static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) { - return ts; + return *(const struct timespec64 *)&ts; } -# define timespec_equal timespec64_equal -# define timespec_compare timespec64_compare -# define set_normalized_timespec set_normalized_timespec64 -# define timespec_add timespec64_add -# define timespec_sub timespec64_sub -# define timespec_valid timespec64_valid -# define timespec_valid_strict timespec64_valid_strict -# define timespec_to_ns timespec64_to_ns -# define ns_to_timespec ns_to_timespec64 -# define timespec_add_ns timespec64_add_ns - #else static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) { @@ -55,6 +44,7 @@ static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) ret.tv_nsec = ts.tv_nsec; return ret; } +#endif static inline int timespec_equal(const struct timespec *a, const struct timespec *b) @@ -159,8 +149,6 @@ static __always_inline void timespec_add_ns(struct timespec *a, u64 ns) a->tv_nsec = ns; } -#endif - /** * time_to_tm - converts the calendar time to local broken-down time * diff --git a/include/linux/time64.h b/include/linux/time64.h index 93d39499838e0..0a7b2f79cec7d 100644 --- a/include/linux/time64.h +++ b/include/linux/time64.h @@ -2,17 +2,20 @@ #ifndef _LINUX_TIME64_H #define _LINUX_TIME64_H -#include <uapi/linux/time.h> #include <linux/math64.h> typedef __s64 time64_t; typedef __u64 timeu64_t; -#if __BITS_PER_LONG == 64 -/* this trick allows us to optimize out timespec64_to_timespec */ -# define timespec64 timespec -#define itimerspec64 itimerspec -#else +/* CONFIG_64BIT_TIME enables new 64 bit time_t syscalls in the compat path + * and 32-bit emulation. + */ +#ifndef CONFIG_64BIT_TIME +#define __kernel_timespec timespec +#endif + +#include <uapi/linux/time.h> + struct timespec64 { time64_t tv_sec; /* seconds */ long tv_nsec; /* nanoseconds */ @@ -23,8 +26,6 @@ struct itimerspec64 { struct timespec64 it_value; }; -#endif - /* Parameters used to convert the timespec values: */ #define MSEC_PER_SEC 1000L #define USEC_PER_MSEC 1000L diff --git a/include/linux/timekeeper_internal.h b/include/linux/timekeeper_internal.h index 4b3dca173e895..7acb953298a73 100644 --- a/include/linux/timekeeper_internal.h +++ b/include/linux/timekeeper_internal.h @@ -52,7 +52,6 @@ struct tk_read_base { * @offs_real: Offset clock monotonic -> clock realtime * @offs_boot: Offset clock monotonic -> clock boottime * @offs_tai: Offset clock monotonic -> clock tai - * @time_suspended: Accumulated suspend time * @tai_offset: The current UTC to TAI offset in seconds * @clock_was_set_seq: The sequence number of clock was set events * @cs_was_changed_seq: The sequence number of clocksource change events @@ -95,7 +94,6 @@ struct timekeeper { ktime_t offs_real; ktime_t offs_boot; ktime_t offs_tai; - ktime_t time_suspended; s32 tai_offset; unsigned int clock_was_set_seq; u8 cs_was_changed_seq; diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h index 9737fbec7019b..86bc2026efcea 100644 --- a/include/linux/timekeeping.h +++ b/include/linux/timekeeping.h @@ -19,53 +19,43 @@ extern void xtime_update(unsigned long ticks); extern int do_settimeofday64(const struct timespec64 *ts); extern int do_sys_settimeofday64(const struct timespec64 *tv, const struct timezone *tz); -/* - * Kernel time accessors - */ -struct timespec64 current_kernel_time64(void); /* * timespec64 based interfaces */ -struct timespec64 get_monotonic_coarse64(void); -extern void getrawmonotonic64(struct timespec64 *ts); +extern void ktime_get_raw_ts64(struct timespec64 *ts); extern void ktime_get_ts64(struct timespec64 *ts); +extern void ktime_get_real_ts64(struct timespec64 *tv); +extern void ktime_get_coarse_ts64(struct timespec64 *ts); +extern void ktime_get_coarse_real_ts64(struct timespec64 *ts); + +void getboottime64(struct timespec64 *ts); + +/* + * time64_t base interfaces + */ extern time64_t ktime_get_seconds(void); extern time64_t __ktime_get_real_seconds(void); extern time64_t ktime_get_real_seconds(void); -extern void ktime_get_active_ts64(struct timespec64 *ts); - -extern int __getnstimeofday64(struct timespec64 *tv); -extern void getnstimeofday64(struct timespec64 *tv); -extern void getboottime64(struct timespec64 *ts); - -#define ktime_get_real_ts64(ts) getnstimeofday64(ts) - -/* Clock BOOTTIME compatibility wrappers */ -static inline void get_monotonic_boottime64(struct timespec64 *ts) -{ - ktime_get_ts64(ts); -} /* * ktime_t based interfaces */ + enum tk_offsets { TK_OFFS_REAL, + TK_OFFS_BOOT, TK_OFFS_TAI, TK_OFFS_MAX, }; extern ktime_t ktime_get(void); extern ktime_t ktime_get_with_offset(enum tk_offsets offs); +extern ktime_t ktime_get_coarse_with_offset(enum tk_offsets offs); extern ktime_t ktime_mono_to_any(ktime_t tmono, enum tk_offsets offs); extern ktime_t ktime_get_raw(void); extern u32 ktime_get_resolution_ns(void); -/* Clock BOOTTIME compatibility wrappers */ -static inline ktime_t ktime_get_boottime(void) { return ktime_get(); } -static inline u64 ktime_get_boot_ns(void) { return ktime_get(); } - /** * ktime_get_real - get the real (wall-) time in ktime_t format */ @@ -74,6 +64,27 @@ static inline ktime_t ktime_get_real(void) return ktime_get_with_offset(TK_OFFS_REAL); } +static inline ktime_t ktime_get_coarse_real(void) +{ + return ktime_get_coarse_with_offset(TK_OFFS_REAL); +} + +/** + * ktime_get_boottime - Returns monotonic time since boot in ktime_t format + * + * This is similar to CLOCK_MONTONIC/ktime_get, but also includes the + * time spent in suspend. + */ +static inline ktime_t ktime_get_boottime(void) +{ + return ktime_get_with_offset(TK_OFFS_BOOT); +} + +static inline ktime_t ktime_get_coarse_boottime(void) +{ + return ktime_get_coarse_with_offset(TK_OFFS_BOOT); +} + /** * ktime_get_clocktai - Returns the TAI time of day in ktime_t format */ @@ -82,6 +93,11 @@ static inline ktime_t ktime_get_clocktai(void) return ktime_get_with_offset(TK_OFFS_TAI); } +static inline ktime_t ktime_get_coarse_clocktai(void) +{ + return ktime_get_coarse_with_offset(TK_OFFS_TAI); +} + /** * ktime_mono_to_real - Convert monotonic time to clock realtime */ @@ -100,6 +116,11 @@ static inline u64 ktime_get_real_ns(void) return ktime_to_ns(ktime_get_real()); } +static inline u64 ktime_get_boot_ns(void) +{ + return ktime_to_ns(ktime_get_boottime()); +} + static inline u64 ktime_get_tai_ns(void) { return ktime_to_ns(ktime_get_clocktai()); @@ -112,16 +133,44 @@ static inline u64 ktime_get_raw_ns(void) extern u64 ktime_get_mono_fast_ns(void); extern u64 ktime_get_raw_fast_ns(void); +extern u64 ktime_get_boot_fast_ns(void); extern u64 ktime_get_real_fast_ns(void); /* - * timespec64 interfaces utilizing the ktime based ones + * timespec64/time64_t interfaces utilizing the ktime based ones + * for API completeness, these could be implemented more efficiently + * if needed. */ -static inline void timekeeping_clocktai64(struct timespec64 *ts) +static inline void ktime_get_boottime_ts64(struct timespec64 *ts) +{ + *ts = ktime_to_timespec64(ktime_get_boottime()); +} + +static inline void ktime_get_coarse_boottime_ts64(struct timespec64 *ts) +{ + *ts = ktime_to_timespec64(ktime_get_coarse_boottime()); +} + +static inline time64_t ktime_get_boottime_seconds(void) +{ + return ktime_divns(ktime_get_coarse_boottime(), NSEC_PER_SEC); +} + +static inline void ktime_get_clocktai_ts64(struct timespec64 *ts) { *ts = ktime_to_timespec64(ktime_get_clocktai()); } +static inline void ktime_get_coarse_clocktai_ts64(struct timespec64 *ts) +{ + *ts = ktime_to_timespec64(ktime_get_coarse_clocktai()); +} + +static inline time64_t ktime_get_clocktai_seconds(void) +{ + return ktime_divns(ktime_get_coarse_clocktai(), NSEC_PER_SEC); +} + /* * RTC specific */ @@ -197,5 +246,30 @@ extern void read_persistent_clock64(struct timespec64 *ts); extern void read_boot_clock64(struct timespec64 *ts); extern int update_persistent_clock64(struct timespec64 now); +/* + * deprecated aliases, don't use in new code + */ +#define getnstimeofday64(ts) ktime_get_real_ts64(ts) +#define get_monotonic_boottime64(ts) ktime_get_boottime_ts64(ts) +#define getrawmonotonic64(ts) ktime_get_raw_ts64(ts) +#define timekeeping_clocktai64(ts) ktime_get_clocktai_ts64(ts) + +static inline struct timespec64 current_kernel_time64(void) +{ + struct timespec64 ts; + + ktime_get_coarse_real_ts64(&ts); + + return ts; +} + +static inline struct timespec64 get_monotonic_coarse64(void) +{ + struct timespec64 ts; + + ktime_get_coarse_ts64(&ts); + + return ts; +} #endif diff --git a/include/linux/timekeeping32.h b/include/linux/timekeeping32.h index 3616b4becb594..8762c2f45f8bf 100644 --- a/include/linux/timekeeping32.h +++ b/include/linux/timekeeping32.h @@ -11,55 +11,13 @@ unsigned long get_seconds(void); static inline struct timespec current_kernel_time(void) { - struct timespec64 now = current_kernel_time64(); - - return timespec64_to_timespec(now); -} - -#if BITS_PER_LONG == 64 -/** - * Deprecated. Use do_settimeofday64(). - */ -static inline int do_settimeofday(const struct timespec *ts) -{ - return do_settimeofday64(ts); -} - -static inline int __getnstimeofday(struct timespec *ts) -{ - return __getnstimeofday64(ts); -} - -static inline void getnstimeofday(struct timespec *ts) -{ - getnstimeofday64(ts); -} - -static inline void ktime_get_ts(struct timespec *ts) -{ - ktime_get_ts64(ts); -} - -static inline void ktime_get_real_ts(struct timespec *ts) -{ - getnstimeofday64(ts); -} + struct timespec64 ts64; -static inline void getrawmonotonic(struct timespec *ts) -{ - getrawmonotonic64(ts); -} + ktime_get_coarse_real_ts64(&ts64); -static inline struct timespec get_monotonic_coarse(void) -{ - return get_monotonic_coarse64(); + return timespec64_to_timespec(ts64); } -static inline void getboottime(struct timespec *ts) -{ - return getboottime64(ts); -} -#else /** * Deprecated. Use do_settimeofday64(). */ @@ -71,20 +29,11 @@ static inline int do_settimeofday(const struct timespec *ts) return do_settimeofday64(&ts64); } -static inline int __getnstimeofday(struct timespec *ts) -{ - struct timespec64 ts64; - int ret = __getnstimeofday64(&ts64); - - *ts = timespec64_to_timespec(ts64); - return ret; -} - static inline void getnstimeofday(struct timespec *ts) { struct timespec64 ts64; - getnstimeofday64(&ts64); + ktime_get_real_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } @@ -100,7 +49,7 @@ static inline void ktime_get_real_ts(struct timespec *ts) { struct timespec64 ts64; - getnstimeofday64(&ts64); + ktime_get_real_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } @@ -108,13 +57,17 @@ static inline void getrawmonotonic(struct timespec *ts) { struct timespec64 ts64; - getrawmonotonic64(&ts64); + ktime_get_raw_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } static inline struct timespec get_monotonic_coarse(void) { - return timespec64_to_timespec(get_monotonic_coarse64()); + struct timespec64 ts64; + + ktime_get_coarse_ts64(&ts64); + + return timespec64_to_timespec(ts64); } static inline void getboottime(struct timespec *ts) @@ -124,7 +77,6 @@ static inline void getboottime(struct timespec *ts) getboottime64(&ts64); *ts = timespec64_to_timespec(ts64); } -#endif /* * Timespec interfaces utilizing the ktime based ones diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index 26c152122a424..4a8841963c2ee 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -124,6 +124,7 @@ static inline void tracehook_report_syscall_exit(struct pt_regs *regs, int step) { if (step) { siginfo_t info; + clear_siginfo(&info); user_single_step_siginfo(current, regs, &info); force_sig_info(SIGTRAP, &info, current); return; diff --git a/include/linux/tty.h b/include/linux/tty.h index 47f8af22f2168..9bd7d37adbfac 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -10,6 +10,7 @@ #include <linux/tty_ldisc.h> #include <linux/mutex.h> #include <linux/tty_flags.h> +#include <linux/seq_file.h> #include <uapi/linux/tty.h> #include <linux/rwsem.h> #include <linux/llist.h> @@ -535,7 +536,7 @@ extern void tty_ldisc_deref(struct tty_ldisc *); extern struct tty_ldisc *tty_ldisc_ref_wait(struct tty_struct *); extern void tty_ldisc_hangup(struct tty_struct *tty, bool reset); extern int tty_ldisc_reinit(struct tty_struct *tty, int disc); -extern const struct file_operations tty_ldiscs_proc_fops; +extern const struct seq_operations tty_ldiscs_seq_ops; extern void tty_wakeup(struct tty_struct *tty); extern void tty_ldisc_flush(struct tty_struct *tty); @@ -701,7 +702,7 @@ extern int tty_unregister_ldisc(int disc); extern int tty_set_ldisc(struct tty_struct *tty, int disc); extern int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty); extern void tty_ldisc_release(struct tty_struct *tty); -extern void tty_ldisc_init(struct tty_struct *tty); +extern int __must_check tty_ldisc_init(struct tty_struct *tty); extern void tty_ldisc_deinit(struct tty_struct *tty); extern int tty_ldisc_receive_buf(struct tty_ldisc *ld, const unsigned char *p, char *f, int count); diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 31c2b5b166deb..71dbc891851a4 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -293,7 +293,7 @@ struct tty_operations { int (*poll_get_char)(struct tty_driver *driver, int line); void (*poll_put_char)(struct tty_driver *driver, int line, char ch); #endif - const struct file_operations *proc_fops; + int (*proc_show)(struct seq_file *, void *); } __randomize_layout; struct tty_driver { diff --git a/include/linux/uio.h b/include/linux/uio.h index e67e12adb1362..f5766e853a771 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -154,6 +154,12 @@ size_t _copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i); #define _copy_from_iter_flushcache _copy_from_iter_nocache #endif +#ifdef CONFIG_ARCH_HAS_UACCESS_MCSAFE +size_t _copy_to_iter_mcsafe(void *addr, size_t bytes, struct iov_iter *i); +#else +#define _copy_to_iter_mcsafe _copy_to_iter +#endif + static __always_inline __must_check size_t copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i) { @@ -163,6 +169,15 @@ size_t copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i) return _copy_from_iter_flushcache(addr, bytes, i); } +static __always_inline __must_check +size_t copy_to_iter_mcsafe(void *addr, size_t bytes, struct iov_iter *i) +{ + if (unlikely(!check_copy_size(addr, bytes, false))) + return 0; + else + return _copy_to_iter_mcsafe(addr, bytes, i); +} + size_t iov_iter_zero(size_t bytes, struct iov_iter *); unsigned long iov_iter_alignment(const struct iov_iter *i); unsigned long iov_iter_gap_alignment(const struct iov_iter *i); diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 4b6b9283fa7bf..8675e145ea8b3 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -52,7 +52,7 @@ #define USB_GADGET_DELAYED_STATUS 0x7fff /* Impossibly large value */ /* big enough to hold our biggest descriptor */ -#define USB_COMP_EP0_BUFSIZ 1024 +#define USB_COMP_EP0_BUFSIZ 4096 /* OS feature descriptor length <= 4kB */ #define USB_COMP_EP0_OS_DESC_BUFSIZ 4096 diff --git a/include/linux/vbox_utils.h b/include/linux/vbox_utils.h index c71def6b310f3..a240ed2a0372c 100644 --- a/include/linux/vbox_utils.h +++ b/include/linux/vbox_utils.h @@ -24,24 +24,6 @@ __printf(1, 2) void vbg_debug(const char *fmt, ...); #define vbg_debug pr_debug #endif -/** - * Allocate memory for generic request and initialize the request header. - * - * Return: the allocated memory - * @len: Size of memory block required for the request. - * @req_type: The generic request type. - */ -void *vbg_req_alloc(size_t len, enum vmmdev_request_type req_type); - -/** - * Perform a generic request. - * - * Return: VBox status code - * @gdev: The Guest extension device. - * @req: Pointer to the request structure. - */ -int vbg_req_perform(struct vbg_dev *gdev, void *req); - int vbg_hgcm_connect(struct vbg_dev *gdev, struct vmmdev_hgcm_service_location *loc, u32 *client_id, int *vbox_status); @@ -52,11 +34,6 @@ int vbg_hgcm_call(struct vbg_dev *gdev, u32 client_id, u32 function, u32 timeout_ms, struct vmmdev_hgcm_function_parameter *parms, u32 parm_count, int *vbox_status); -int vbg_hgcm_call32( - struct vbg_dev *gdev, u32 client_id, u32 function, u32 timeout_ms, - struct vmmdev_hgcm_function_parameter32 *parm32, u32 parm_count, - int *vbox_status); - /** * Convert a VirtualBox status code to a standard Linux kernel return value. * Return: 0 or negative errno value. diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 988c7355bc227..fa1b5da2804e6 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -157,6 +157,9 @@ int virtio_device_freeze(struct virtio_device *dev); int virtio_device_restore(struct virtio_device *dev); #endif +#define virtio_device_for_each_vq(vdev, vq) \ + list_for_each_entry(vq, &vdev->vqs, list) + /** * virtio_driver - operations for a virtio I/O driver * @driver: underlying device driver (populate name and owner). diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h index 9318b2166439a..2b0072fa5e92d 100644 --- a/include/linux/wait_bit.h +++ b/include/linux/wait_bit.h @@ -305,4 +305,21 @@ do { \ __ret; \ }) +/** + * clear_and_wake_up_bit - clear a bit and wake up anyone waiting on that bit + * + * @bit: the bit of the word being waited on + * @word: the word being waited on, a kernel virtual address + * + * You can use this helper if bitflags are manipulated atomically rather than + * non-atomically under a lock. + */ +static inline void clear_and_wake_up_bit(int bit, void *word) +{ + clear_bit_unlock(bit, word); + /* See wake_up_bit() for which memory barrier you need to use. */ + smp_mb__after_atomic(); + wake_up_bit(word, bit); +} + #endif /* _LINUX_WAIT_BIT_H */ diff --git a/include/linux/xattr.h b/include/linux/xattr.h index d70f77a4b62ab..6dad031be3c2d 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -46,7 +46,6 @@ struct xattr { size_t value_len; }; -ssize_t xattr_getsecurity(struct inode *, const char *, void *, size_t); ssize_t __vfs_getxattr(struct dentry *, struct inode *, const char *, void *, size_t); ssize_t vfs_getxattr(struct dentry *, const char *, void *, size_t); ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size); diff --git a/include/media/i2c/tvp7002.h b/include/media/i2c/tvp7002.h index 5ee007c1cead8..cb213c1360896 100644 --- a/include/media/i2c/tvp7002.h +++ b/include/media/i2c/tvp7002.h @@ -5,7 +5,7 @@ * Author: Santiago Nunez-Corrales <santiago.nunez@ridgerun.com> * * This code is partially based upon the TVP5150 driver - * written by Mauro Carvalho Chehab (mchehab@infradead.org), + * written by Mauro Carvalho Chehab <mchehab@kernel.org>, * the TVP514x driver written by Vaibhav Hiremath <hvaibhav@ti.com> * and the TVP7002 driver in the TI LSP 2.10.00.14 * diff --git a/include/media/videobuf-core.h b/include/media/videobuf-core.h index 0bda0adc744f7..60a664febba0a 100644 --- a/include/media/videobuf-core.h +++ b/include/media/videobuf-core.h @@ -1,11 +1,11 @@ /* * generic helper functions for handling video4linux capture buffers * - * (c) 2007 Mauro Carvalho Chehab, <mchehab@infradead.org> + * (c) 2007 Mauro Carvalho Chehab, <mchehab@kernel.org> * * Highly based on video-buf written originally by: * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> - * (c) 2006 Mauro Carvalho Chehab, <mchehab@infradead.org> + * (c) 2006 Mauro Carvalho Chehab, <mchehab@kernel.org> * (c) 2006 Ted Walther and John Sokol * * This program is free software; you can redistribute it and/or modify diff --git a/include/media/videobuf-dma-sg.h b/include/media/videobuf-dma-sg.h index d8b27854e3bf1..01bd142b979d8 100644 --- a/include/media/videobuf-dma-sg.h +++ b/include/media/videobuf-dma-sg.h @@ -6,11 +6,11 @@ * into PAGE_SIZE chunks). They also assume the driver does not need * to touch the video data. * - * (c) 2007 Mauro Carvalho Chehab, <mchehab@infradead.org> + * (c) 2007 Mauro Carvalho Chehab, <mchehab@kernel.org> * * Highly based on video-buf written originally by: * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> - * (c) 2006 Mauro Carvalho Chehab, <mchehab@infradead.org> + * (c) 2006 Mauro Carvalho Chehab, <mchehab@kernel.org> * (c) 2006 Ted Walther and John Sokol * * This program is free software; you can redistribute it and/or modify diff --git a/include/media/videobuf-vmalloc.h b/include/media/videobuf-vmalloc.h index 486a97efdb56e..36c6a4ad3504f 100644 --- a/include/media/videobuf-vmalloc.h +++ b/include/media/videobuf-vmalloc.h @@ -6,7 +6,7 @@ * into PAGE_SIZE chunks). They also assume the driver does not need * to touch the video data. * - * (c) 2007 Mauro Carvalho Chehab, <mchehab@infradead.org> + * (c) 2007 Mauro Carvalho Chehab, <mchehab@kernel.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/include/net/ax25.h b/include/net/ax25.h index c91bc87931c77..3f9aea8087e3c 100644 --- a/include/net/ax25.h +++ b/include/net/ax25.h @@ -15,6 +15,7 @@ #include <linux/refcount.h> #include <net/neighbour.h> #include <net/sock.h> +#include <linux/seq_file.h> #define AX25_T1CLAMPLO 1 #define AX25_T1CLAMPHI (30 * HZ) @@ -399,7 +400,7 @@ int ax25_check_iframes_acked(ax25_cb *, unsigned short); /* ax25_route.c */ void ax25_rt_device_down(struct net_device *); int ax25_rt_ioctl(unsigned int, void __user *); -extern const struct file_operations ax25_route_fops; +extern const struct seq_operations ax25_rt_seqops; ax25_route *ax25_get_route(ax25_address *addr, struct net_device *dev); int ax25_rt_autobind(ax25_cb *, ax25_address *); struct sk_buff *ax25_rt_build_path(struct sk_buff *, ax25_address *, @@ -455,7 +456,7 @@ unsigned long ax25_display_timer(struct timer_list *); extern int ax25_uid_policy; ax25_uid_assoc *ax25_findbyuid(kuid_t); int __must_check ax25_uid_ioctl(int, struct sockaddr_ax25 *); -extern const struct file_operations ax25_uid_fops; +extern const struct seq_operations ax25_uid_seqops; void ax25_uid_free(void); /* sysctl_net_ax25.c */ diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index ec9d6bc658559..53ce8176c3130 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -271,7 +271,7 @@ int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, int flags); int bt_sock_stream_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, int flags); -__poll_t bt_sock_poll(struct file *file, struct socket *sock, poll_table *wait); +__poll_t bt_sock_poll_mask(struct socket *sock, __poll_t events); int bt_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo); int bt_sock_wait_ready(struct sock *sk, unsigned long flags); diff --git a/include/net/bonding.h b/include/net/bonding.h index f801fc940b298..b522351588360 100644 --- a/include/net/bonding.h +++ b/include/net/bonding.h @@ -198,6 +198,7 @@ struct bonding { struct slave __rcu *primary_slave; struct bond_up_slave __rcu *slave_arr; /* Array of usable slaves */ bool force_primary; + u32 nest_level; s32 slave_cnt; /* never change this value outside the attach/detach wrappers */ int (*recv_probe)(const struct sk_buff *, struct bonding *, struct slave *); diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h index 71c72a939bf8b..c5187438af38f 100644 --- a/include/net/busy_poll.h +++ b/include/net/busy_poll.h @@ -121,6 +121,21 @@ static inline void sk_busy_loop(struct sock *sk, int nonblock) #endif } +static inline void sock_poll_busy_loop(struct socket *sock, __poll_t events) +{ + if (sk_can_busy_loop(sock->sk) && + events && (events & POLL_BUSY_LOOP)) { + /* once, only if requested by syscall */ + sk_busy_loop(sock->sk, 1); + } +} + +/* if this socket can poll_ll, tell the system call */ +static inline __poll_t sock_poll_busy_flag(struct socket *sock) +{ + return sk_can_busy_loop(sock->sk) ? POLL_BUSY_LOOP : 0; +} + /* used in the NIC receive handler to mark the skb */ static inline void skb_mark_napi_id(struct sk_buff *skb, struct napi_struct *napi) diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h index 9a074776f70b6..d1fcf2442a423 100644 --- a/include/net/flow_dissector.h +++ b/include/net/flow_dissector.h @@ -251,7 +251,7 @@ extern struct flow_dissector flow_keys_buf_dissector; * This structure is used to hold a digest of the full flow keys. This is a * larger "hash" of a flow to allow definitively matching specific flows where * the 32 bit skb->hash is not large enough. The size is limited to 16 bytes so - * that it can by used in CB of skb (see sch_choke for an example). + * that it can be used in CB of skb (see sch_choke for an example). */ #define FLOW_KEYS_DIGEST_LEN 16 struct flow_keys_digest { diff --git a/include/net/ife.h b/include/net/ife.h index 44b9c00f72232..e117617e3c347 100644 --- a/include/net/ife.h +++ b/include/net/ife.h @@ -12,7 +12,8 @@ void *ife_encode(struct sk_buff *skb, u16 metalen); void *ife_decode(struct sk_buff *skb, u16 *metalen); -void *ife_tlv_meta_decode(void *skbdata, u16 *attrtype, u16 *dlen, u16 *totlen); +void *ife_tlv_meta_decode(void *skbdata, const void *ifehdr_end, u16 *attrtype, + u16 *dlen, u16 *totlen); int ife_tlv_meta_encode(void *skbdata, u16 attrtype, u16 dlen, const void *dval); diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index 5e86fd9dc8573..0e79c3408569a 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -394,7 +394,15 @@ void fib6_gc_cleanup(void); int fib6_init(void); -int ipv6_route_open(struct inode *inode, struct file *file); +struct ipv6_route_iter { + struct seq_net_private p; + struct fib6_walker w; + loff_t skip; + struct fib6_table *tbl; + int sernum; +}; + +extern const struct seq_operations ipv6_route_seq_ops; int call_fib6_notifier(struct notifier_block *nb, struct net *net, enum fib_event_type event_type, diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index eb0bec043c961..aea7a124e66b0 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -41,18 +41,6 @@ static inline struct netns_ipvs *net_ipvs(struct net* net) return net->ipvs; } -/* This one needed for single_open_net since net is stored directly in - * private not as a struct i.e. seq_file_net can't be used. - */ -static inline struct net *seq_file_single_net(struct seq_file *seq) -{ -#ifdef CONFIG_NET_NS - return (struct net *)seq->private; -#else - return &init_net; -#endif -} - /* Connections' size value needed by ip_vs_ctl.c */ extern int ip_vs_conn_tab_size; diff --git a/include/net/iucv/af_iucv.h b/include/net/iucv/af_iucv.h index f4c21b5a1242b..b0eaeb02d46d1 100644 --- a/include/net/iucv/af_iucv.h +++ b/include/net/iucv/af_iucv.h @@ -153,8 +153,6 @@ struct iucv_sock_list { atomic_t autobind_name; }; -__poll_t iucv_sock_poll(struct file *file, struct socket *sock, - poll_table *wait); void iucv_sock_link(struct iucv_sock_list *l, struct sock *s); void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *s); void iucv_accept_enqueue(struct sock *parent, struct sock *sk); diff --git a/include/net/llc_conn.h b/include/net/llc_conn.h index 5c40f118c0fad..df528a6235487 100644 --- a/include/net/llc_conn.h +++ b/include/net/llc_conn.h @@ -97,6 +97,7 @@ static __inline__ char llc_backlog_type(struct sk_buff *skb) struct sock *llc_sk_alloc(struct net *net, int family, gfp_t priority, struct proto *prot, int kern); +void llc_sk_stop_all_timers(struct sock *sk, bool sync); void llc_sk_free(struct sock *sk); void llc_sk_reset(struct sock *sk); diff --git a/include/net/mac80211.h b/include/net/mac80211.h index d2279b2d61aa9..b2f3a0c018e78 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2080,7 +2080,7 @@ struct ieee80211_txq { * virtual interface might not be given air time for the transmission of * the frame, as it is not synced with the AP/P2P GO yet, and thus the * deauthentication frame might not be transmitted. - > + * * @IEEE80211_HW_DOESNT_SUPPORT_QOS_NDP: The driver (or firmware) doesn't * support QoS NDP for AP probing - that's most likely a driver bug. * diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h index cd368d1b8cb84..a1e28dd5d0bff 100644 --- a/include/net/netfilter/nf_tables.h +++ b/include/net/netfilter/nf_tables.h @@ -170,6 +170,7 @@ struct nft_data_desc { int nft_data_init(const struct nft_ctx *ctx, struct nft_data *data, unsigned int size, struct nft_data_desc *desc, const struct nlattr *nla); +void nft_data_hold(const struct nft_data *data, enum nft_data_types type); void nft_data_release(const struct nft_data *data, enum nft_data_types type); int nft_data_dump(struct sk_buff *skb, int attr, const struct nft_data *data, enum nft_data_types type, unsigned int len); @@ -736,6 +737,10 @@ struct nft_expr_ops { int (*init)(const struct nft_ctx *ctx, const struct nft_expr *expr, const struct nlattr * const tb[]); + void (*activate)(const struct nft_ctx *ctx, + const struct nft_expr *expr); + void (*deactivate)(const struct nft_ctx *ctx, + const struct nft_expr *expr); void (*destroy)(const struct nft_ctx *ctx, const struct nft_expr *expr); int (*dump)(struct sk_buff *skb, diff --git a/include/net/netrom.h b/include/net/netrom.h index 0dad2dd5f9d76..5a0714ff500fd 100644 --- a/include/net/netrom.h +++ b/include/net/netrom.h @@ -13,6 +13,7 @@ #include <linux/slab.h> #include <net/sock.h> #include <linux/refcount.h> +#include <linux/seq_file.h> #define NR_NETWORK_LEN 15 #define NR_TRANSPORT_LEN 5 @@ -216,8 +217,8 @@ struct net_device *nr_dev_get(ax25_address *); int nr_rt_ioctl(unsigned int, void __user *); void nr_link_failed(ax25_cb *, int); int nr_route_frame(struct sk_buff *, ax25_cb *); -extern const struct file_operations nr_nodes_fops; -extern const struct file_operations nr_neigh_fops; +extern const struct seq_operations nr_node_seqops; +extern const struct seq_operations nr_neigh_seqops; void nr_rt_free(void); /* nr_subr.c */ diff --git a/include/net/phonet/pn_dev.h b/include/net/phonet/pn_dev.h index 8639de5750f64..cbee32be1d9c0 100644 --- a/include/net/phonet/pn_dev.h +++ b/include/net/phonet/pn_dev.h @@ -56,7 +56,7 @@ struct net_device *phonet_route_output(struct net *net, u8 daddr); #define PN_NO_ADDR 0xff -extern const struct file_operations pn_sock_seq_fops; -extern const struct file_operations pn_res_seq_fops; +extern const struct seq_operations pn_sock_seq_ops; +extern const struct seq_operations pn_res_seq_ops; #endif diff --git a/include/net/ping.h b/include/net/ping.h index 4cd90d6b5c25b..fd080e043a6ec 100644 --- a/include/net/ping.h +++ b/include/net/ping.h @@ -83,20 +83,9 @@ int ping_queue_rcv_skb(struct sock *sk, struct sk_buff *skb); bool ping_rcv(struct sk_buff *skb); #ifdef CONFIG_PROC_FS -struct ping_seq_afinfo { - char *name; - sa_family_t family; - const struct file_operations *seq_fops; - const struct seq_operations seq_ops; -}; - -extern const struct file_operations ping_seq_fops; - void *ping_seq_start(struct seq_file *seq, loff_t *pos, sa_family_t family); void *ping_seq_next(struct seq_file *seq, void *v, loff_t *pos); void ping_seq_stop(struct seq_file *seq, void *v); -int ping_proc_register(struct net *net, struct ping_seq_afinfo *afinfo); -void ping_proc_unregister(struct net *net, struct ping_seq_afinfo *afinfo); int __init ping_proc_init(void); void ping_proc_exit(void); diff --git a/include/net/raw.h b/include/net/raw.h index 99d26d0c4a193..9c9fa98a91a40 100644 --- a/include/net/raw.h +++ b/include/net/raw.h @@ -48,7 +48,6 @@ void raw_proc_exit(void); struct raw_iter_state { struct seq_net_private p; int bucket; - struct raw_hashinfo *h; }; static inline struct raw_iter_state *raw_seq_private(struct seq_file *seq) @@ -58,9 +57,6 @@ static inline struct raw_iter_state *raw_seq_private(struct seq_file *seq) void *raw_seq_start(struct seq_file *seq, loff_t *pos); void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos); void raw_seq_stop(struct seq_file *seq, void *v); -int raw_seq_open(struct inode *ino, struct file *file, - struct raw_hashinfo *h, const struct seq_operations *ops); - #endif int raw_hash_sk(struct sock *sk); diff --git a/include/net/rose.h b/include/net/rose.h index 04b72681f2ab7..cf517d306a28b 100644 --- a/include/net/rose.h +++ b/include/net/rose.h @@ -200,9 +200,9 @@ void rose_enquiry_response(struct sock *); /* rose_route.c */ extern struct rose_neigh *rose_loopback_neigh; -extern const struct file_operations rose_neigh_fops; -extern const struct file_operations rose_nodes_fops; -extern const struct file_operations rose_routes_fops; +extern const struct seq_operations rose_neigh_seqops; +extern const struct seq_operations rose_node_seqops; +extern struct seq_operations rose_route_seqops; void rose_add_loopback_neigh(void); int __must_check rose_add_loopback_node(rose_address *); diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index 28b996d634907..e6d349b2a7915 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -103,12 +103,13 @@ void sctp_addr_wq_mgmt(struct net *, struct sctp_sockaddr_entry *, int); /* * sctp/socket.c */ +int sctp_inet_connect(struct socket *sock, struct sockaddr *uaddr, + int addr_len, int flags); int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb); int sctp_inet_listen(struct socket *sock, int backlog); void sctp_write_space(struct sock *sk); void sctp_data_ready(struct sock *sk); -__poll_t sctp_poll(struct file *file, struct socket *sock, - poll_table *wait); +__poll_t sctp_poll_mask(struct socket *sock, __poll_t events); void sctp_sock_rfree(struct sk_buff *skb); void sctp_copy_sock(struct sock *newsk, struct sock *sk, struct sctp_association *asoc); diff --git a/include/net/sock.h b/include/net/sock.h index 74d725fdbe0f8..4d2e8ad98985d 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1591,8 +1591,6 @@ int sock_no_connect(struct socket *, struct sockaddr *, int, int); int sock_no_socketpair(struct socket *, struct socket *); int sock_no_accept(struct socket *, struct socket *, int, bool); int sock_no_getname(struct socket *, struct sockaddr *, int); -__poll_t sock_no_poll(struct file *, struct socket *, - struct poll_table_struct *); int sock_no_ioctl(struct socket *, unsigned int, unsigned long); int sock_no_listen(struct socket *, int); int sock_no_shutdown(struct socket *, int); diff --git a/include/net/tcp.h b/include/net/tcp.h index 9c9b3768b350a..f88f8a2cab0dd 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -388,8 +388,7 @@ bool tcp_peer_is_proven(struct request_sock *req, struct dst_entry *dst); void tcp_close(struct sock *sk, long timeout); void tcp_init_sock(struct sock *sk); void tcp_init_transfer(struct sock *sk, int bpf_op); -__poll_t tcp_poll(struct file *file, struct socket *sock, - struct poll_table_struct *wait); +__poll_t tcp_poll_mask(struct socket *sock, __poll_t events); int tcp_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen); int tcp_setsockopt(struct sock *sk, int level, int optname, @@ -1747,27 +1746,22 @@ enum tcp_seq_states { TCP_SEQ_STATE_ESTABLISHED, }; -int tcp_seq_open(struct inode *inode, struct file *file); +void *tcp_seq_start(struct seq_file *seq, loff_t *pos); +void *tcp_seq_next(struct seq_file *seq, void *v, loff_t *pos); +void tcp_seq_stop(struct seq_file *seq, void *v); struct tcp_seq_afinfo { - char *name; sa_family_t family; - const struct file_operations *seq_fops; - struct seq_operations seq_ops; }; struct tcp_iter_state { struct seq_net_private p; - sa_family_t family; enum tcp_seq_states state; struct sock *syn_wait_sk; int bucket, offset, sbucket, num; loff_t last_pos; }; -int tcp_proc_register(struct net *net, struct tcp_seq_afinfo *afinfo); -void tcp_proc_unregister(struct net *net, struct tcp_seq_afinfo *afinfo); - extern struct request_sock_ops tcp_request_sock_ops; extern struct request_sock_ops tcp6_request_sock_ops; diff --git a/include/net/tls.h b/include/net/tls.h index 3da8e13a6d966..f5fb16da38606 100644 --- a/include/net/tls.h +++ b/include/net/tls.h @@ -97,6 +97,9 @@ struct tls_sw_context { u8 control; bool decrypted; + char rx_aad_ciphertext[TLS_AAD_SPACE_SIZE]; + char rx_aad_plaintext[TLS_AAD_SPACE_SIZE]; + /* Sending context */ char aad_space[TLS_AAD_SPACE_SIZE]; @@ -148,6 +151,7 @@ struct tls_context { struct scatterlist *partially_sent_record; u16 partially_sent_offset; unsigned long flags; + bool in_tcp_sendpages; u16 pending_open_record_frags; int (*push_pending_record)(struct sock *sk, int flags); diff --git a/include/net/udp.h b/include/net/udp.h index 0676b272f6ac8..d8ca3b26964d9 100644 --- a/include/net/udp.h +++ b/include/net/udp.h @@ -276,7 +276,7 @@ int udp_init_sock(struct sock *sk); int udp_pre_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len); int __udp_disconnect(struct sock *sk, int flags); int udp_disconnect(struct sock *sk, int flags); -__poll_t udp_poll(struct file *file, struct socket *sock, poll_table *wait); +__poll_t udp_poll_mask(struct socket *sock, __poll_t events); struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb, netdev_features_t features, bool is_ipv6); @@ -408,31 +408,27 @@ do { \ #define __UDPX_INC_STATS(sk, field) __UDP_INC_STATS(sock_net(sk), field, 0) #endif -/* /proc */ -int udp_seq_open(struct inode *inode, struct file *file); - +#ifdef CONFIG_PROC_FS struct udp_seq_afinfo { - char *name; sa_family_t family; struct udp_table *udp_table; - const struct file_operations *seq_fops; - struct seq_operations seq_ops; }; struct udp_iter_state { struct seq_net_private p; - sa_family_t family; int bucket; - struct udp_table *udp_table; }; -#ifdef CONFIG_PROC_FS -int udp_proc_register(struct net *net, struct udp_seq_afinfo *afinfo); -void udp_proc_unregister(struct net *net, struct udp_seq_afinfo *afinfo); +void *udp_seq_start(struct seq_file *seq, loff_t *pos); +void *udp_seq_next(struct seq_file *seq, void *v, loff_t *pos); +void udp_seq_stop(struct seq_file *seq, void *v); + +extern const struct seq_operations udp_seq_ops; +extern const struct seq_operations udp6_seq_ops; int udp4_proc_init(void); void udp4_proc_exit(void); -#endif +#endif /* CONFIG_PROC_FS */ int udpv4_offload_init(void); diff --git a/include/net/xfrm.h b/include/net/xfrm.h index a872379b69da4..45e75c36b738b 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -375,6 +375,7 @@ struct xfrm_input_afinfo { int xfrm_input_register_afinfo(const struct xfrm_input_afinfo *afinfo); int xfrm_input_unregister_afinfo(const struct xfrm_input_afinfo *afinfo); +void xfrm_flush_gc(void); void xfrm_state_delete_tunnel(struct xfrm_state *x); struct xfrm_type { diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h index 23159dd5be184..a1fd63871d172 100644 --- a/include/rdma/ib_umem.h +++ b/include/rdma/ib_umem.h @@ -48,7 +48,6 @@ struct ib_umem { int writable; int hugetlb; struct work_struct work; - struct pid *pid; struct mm_struct *mm; unsigned long diff; struct ib_umem_odp *odp_data; diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h index 4a4201d997a73..095383a4bd1a6 100644 --- a/include/rdma/uverbs_ioctl.h +++ b/include/rdma/uverbs_ioctl.h @@ -411,13 +411,13 @@ static inline int uverbs_attr_get_enum_id(const struct uverbs_attr_bundle *attrs static inline void *uverbs_attr_get_obj(const struct uverbs_attr_bundle *attrs_bundle, u16 idx) { - struct ib_uobject *uobj = - uverbs_attr_get(attrs_bundle, idx)->obj_attr.uobject; + const struct uverbs_attr *attr; - if (IS_ERR(uobj)) - return uobj; + attr = uverbs_attr_get(attrs_bundle, idx); + if (IS_ERR(attr)) + return ERR_CAST(attr); - return uobj->object; + return attr->obj_attr.uobject->object; } static inline int uverbs_copy_to(const struct uverbs_attr_bundle *attrs_bundle, diff --git a/include/scsi/osd_initiator.h b/include/scsi/osd_initiator.h index a29d3086eb56e..86a569d008b27 100644 --- a/include/scsi/osd_initiator.h +++ b/include/scsi/osd_initiator.h @@ -148,7 +148,6 @@ struct osd_request { u8 *pad_buff; } out, in; - gfp_t alloc_flags; unsigned timeout; unsigned retries; unsigned sense_len; @@ -202,14 +201,11 @@ static inline bool osd_req_is_ver1(struct osd_request *or) * * @osd_dev: OSD device that holds the scsi-device and default values * that the request is associated with. - * @gfp: The allocation flags to use for request allocation, and all - * subsequent allocations. This will be stored at - * osd_request->alloc_flags, can be changed by user later * * Allocate osd_request and initialize all members to the * default/initial state. */ -struct osd_request *osd_start_request(struct osd_dev *od, gfp_t gfp); +struct osd_request *osd_start_request(struct osd_dev *od); enum osd_req_options { OSD_REQ_FUA = 0x08, /* Force Unit Access */ diff --git a/include/scsi/scsi_dbg.h b/include/scsi/scsi_dbg.h index 04e0679767f63..e03bd9d41fa8f 100644 --- a/include/scsi/scsi_dbg.h +++ b/include/scsi/scsi_dbg.h @@ -11,8 +11,6 @@ struct scsi_sense_hdr; extern void scsi_print_command(struct scsi_cmnd *); extern size_t __scsi_format_command(char *, size_t, const unsigned char *, size_t); -extern void scsi_show_extd_sense(const struct scsi_device *, const char *, - unsigned char, unsigned char); extern void scsi_print_sense_hdr(const struct scsi_device *, const char *, const struct scsi_sense_hdr *); extern void scsi_print_sense(const struct scsi_cmnd *); diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index 12f454cb6f610..53b485fe9b672 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -307,7 +307,7 @@ struct scsi_host_template { * EH_HANDLED: I fixed the error, please complete the command * EH_RESET_TIMER: I need more time, reset the timer and * begin counting again - * EH_NOT_HANDLED Begin normal error recovery + * EH_DONE: Begin normal error recovery * * Status: OPTIONAL */ diff --git a/include/soc/bcm2835/raspberrypi-firmware.h b/include/soc/bcm2835/raspberrypi-firmware.h index 50df5b28d2c9d..8ee8991aa099a 100644 --- a/include/soc/bcm2835/raspberrypi-firmware.h +++ b/include/soc/bcm2835/raspberrypi-firmware.h @@ -143,13 +143,13 @@ struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node); static inline int rpi_firmware_property(struct rpi_firmware *fw, u32 tag, void *data, size_t len) { - return 0; + return -ENOSYS; } static inline int rpi_firmware_property_list(struct rpi_firmware *fw, void *data, size_t tag_size) { - return 0; + return -ENOSYS; } static inline struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node) diff --git a/include/sound/control.h b/include/sound/control.h index ca13a44ae9d44..6011a58d3e208 100644 --- a/include/sound/control.h +++ b/include/sound/control.h @@ -23,6 +23,7 @@ */ #include <linux/wait.h> +#include <linux/nospec.h> #include <sound/asound.h> #define snd_kcontrol_chip(kcontrol) ((kcontrol)->private_data) @@ -148,12 +149,14 @@ int snd_ctl_get_preferred_subdevice(struct snd_card *card, int type); static inline unsigned int snd_ctl_get_ioffnum(struct snd_kcontrol *kctl, struct snd_ctl_elem_id *id) { - return id->numid - kctl->id.numid; + unsigned int ioff = id->numid - kctl->id.numid; + return array_index_nospec(ioff, kctl->count); } static inline unsigned int snd_ctl_get_ioffidx(struct snd_kcontrol *kctl, struct snd_ctl_elem_id *id) { - return id->index - kctl->id.index; + unsigned int ioff = id->index - kctl->id.index; + return array_index_nospec(ioff, kctl->count); } static inline unsigned int snd_ctl_get_ioff(struct snd_kcontrol *kctl, struct snd_ctl_elem_id *id) diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h index f0820554caa9d..d0a341bc45404 100644 --- a/include/trace/events/afs.h +++ b/include/trace/events/afs.h @@ -575,6 +575,48 @@ TRACE_EVENT(afs_protocol_error, __entry->call, __entry->error, __entry->where) ); +TRACE_EVENT(afs_cm_no_server, + TP_PROTO(struct afs_call *call, struct sockaddr_rxrpc *srx), + + TP_ARGS(call, srx), + + TP_STRUCT__entry( + __field(unsigned int, call ) + __field(unsigned int, op_id ) + __field_struct(struct sockaddr_rxrpc, srx ) + ), + + TP_fast_assign( + __entry->call = call->debug_id; + __entry->op_id = call->operation_ID; + memcpy(&__entry->srx, srx, sizeof(__entry->srx)); + ), + + TP_printk("c=%08x op=%u %pISpc", + __entry->call, __entry->op_id, &__entry->srx.transport) + ); + +TRACE_EVENT(afs_cm_no_server_u, + TP_PROTO(struct afs_call *call, const uuid_t *uuid), + + TP_ARGS(call, uuid), + + TP_STRUCT__entry( + __field(unsigned int, call ) + __field(unsigned int, op_id ) + __field_struct(uuid_t, uuid ) + ), + + TP_fast_assign( + __entry->call = call->debug_id; + __entry->op_id = call->operation_ID; + memcpy(&__entry->uuid, uuid, sizeof(__entry->uuid)); + ), + + TP_printk("c=%08x op=%u %pU", + __entry->call, __entry->op_id, &__entry->uuid) + ); + #endif /* _TRACE_AFS_H */ /* This part must be outside protection */ diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index 965c650a5273c..39b94ec965be6 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -121,9 +121,9 @@ TRACE_EVENT(btrfs_transaction_commit, __entry->root_objectid = root->root_key.objectid; ), - TP_printk_btrfs("root = %llu(%s), gen = %llu", + TP_printk_btrfs("root=%llu(%s) gen=%llu", show_root_type(__entry->root_objectid), - (unsigned long long)__entry->generation) + __entry->generation) ); DECLARE_EVENT_CLASS(btrfs__inode, @@ -133,7 +133,7 @@ DECLARE_EVENT_CLASS(btrfs__inode, TP_ARGS(inode), TP_STRUCT__entry_btrfs( - __field( ino_t, ino ) + __field( u64, ino ) __field( blkcnt_t, blocks ) __field( u64, disk_i_size ) __field( u64, generation ) @@ -143,7 +143,7 @@ DECLARE_EVENT_CLASS(btrfs__inode, ), TP_fast_assign_btrfs(btrfs_sb(inode->i_sb), - __entry->ino = inode->i_ino; + __entry->ino = btrfs_ino(BTRFS_I(inode)); __entry->blocks = inode->i_blocks; __entry->disk_i_size = BTRFS_I(inode)->disk_i_size; __entry->generation = BTRFS_I(inode)->generation; @@ -153,15 +153,15 @@ DECLARE_EVENT_CLASS(btrfs__inode, BTRFS_I(inode)->root->root_key.objectid; ), - TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu " + TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu " "disk_i_size=%llu last_trans=%llu logged_trans=%llu", show_root_type(__entry->root_objectid), - (unsigned long long)__entry->generation, - (unsigned long)__entry->ino, + __entry->generation, + __entry->ino, (unsigned long long)__entry->blocks, - (unsigned long long)__entry->disk_i_size, - (unsigned long long)__entry->last_trans, - (unsigned long long)__entry->logged_trans) + __entry->disk_i_size, + __entry->last_trans, + __entry->logged_trans) ); DEFINE_EVENT(btrfs__inode, btrfs_inode_new, @@ -244,23 +244,25 @@ TRACE_EVENT_CONDITION(btrfs_get_extent, "block_len=%llu flags=%s refs=%u " "compress_type=%u", show_root_type(__entry->root_objectid), - (unsigned long long)__entry->ino, - (unsigned long long)__entry->start, - (unsigned long long)__entry->len, - (unsigned long long)__entry->orig_start, + __entry->ino, + __entry->start, + __entry->len, + __entry->orig_start, show_map_type(__entry->block_start), - (unsigned long long)__entry->block_len, + __entry->block_len, show_map_flags(__entry->flags), __entry->refs, __entry->compress_type) ); TRACE_EVENT(btrfs_handle_em_exist, - TP_PROTO(const struct extent_map *existing, const struct extent_map *map, u64 start, u64 len), + TP_PROTO(struct btrfs_fs_info *fs_info, + const struct extent_map *existing, const struct extent_map *map, + u64 start, u64 len), - TP_ARGS(existing, map, start, len), + TP_ARGS(fs_info, existing, map, start, len), - TP_STRUCT__entry( + TP_STRUCT__entry_btrfs( __field( u64, e_start ) __field( u64, e_len ) __field( u64, map_start ) @@ -269,7 +271,7 @@ TRACE_EVENT(btrfs_handle_em_exist, __field( u64, len ) ), - TP_fast_assign( + TP_fast_assign_btrfs(fs_info, __entry->e_start = existing->start; __entry->e_len = existing->len; __entry->map_start = map->start; @@ -278,15 +280,15 @@ TRACE_EVENT(btrfs_handle_em_exist, __entry->len = len; ), - TP_printk("start=%llu len=%llu " + TP_printk_btrfs("start=%llu len=%llu " "existing(start=%llu len=%llu) " "em(start=%llu len=%llu)", - (unsigned long long)__entry->start, - (unsigned long long)__entry->len, - (unsigned long long)__entry->e_start, - (unsigned long long)__entry->e_len, - (unsigned long long)__entry->map_start, - (unsigned long long)__entry->map_len) + __entry->start, + __entry->len, + __entry->e_start, + __entry->e_len, + __entry->map_start, + __entry->map_len) ); /* file extent item */ @@ -443,7 +445,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent, TP_ARGS(inode, ordered), TP_STRUCT__entry_btrfs( - __field( ino_t, ino ) + __field( u64, ino ) __field( u64, file_offset ) __field( u64, start ) __field( u64, len ) @@ -457,7 +459,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent, ), TP_fast_assign_btrfs(btrfs_sb(inode->i_sb), - __entry->ino = inode->i_ino; + __entry->ino = btrfs_ino(BTRFS_I(inode)); __entry->file_offset = ordered->file_offset; __entry->start = ordered->start; __entry->len = ordered->len; @@ -477,13 +479,13 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent, "bytes_left=%llu flags=%s compress_type=%d " "refs=%d", show_root_type(__entry->root_objectid), - (unsigned long long)__entry->ino, - (unsigned long long)__entry->file_offset, - (unsigned long long)__entry->start, - (unsigned long long)__entry->len, - (unsigned long long)__entry->disk_len, - (unsigned long long)__entry->truncated_len, - (unsigned long long)__entry->bytes_left, + __entry->ino, + __entry->file_offset, + __entry->start, + __entry->len, + __entry->disk_len, + __entry->truncated_len, + __entry->bytes_left, show_ordered_flags(__entry->flags), __entry->compress_type, __entry->refs) ); @@ -528,7 +530,7 @@ DECLARE_EVENT_CLASS(btrfs__writepage, TP_ARGS(page, inode, wbc), TP_STRUCT__entry_btrfs( - __field( ino_t, ino ) + __field( u64, ino ) __field( pgoff_t, index ) __field( long, nr_to_write ) __field( long, pages_skipped ) @@ -542,7 +544,7 @@ DECLARE_EVENT_CLASS(btrfs__writepage, ), TP_fast_assign_btrfs(btrfs_sb(inode->i_sb), - __entry->ino = inode->i_ino; + __entry->ino = btrfs_ino(BTRFS_I(inode)); __entry->index = page->index; __entry->nr_to_write = wbc->nr_to_write; __entry->pages_skipped = wbc->pages_skipped; @@ -556,12 +558,12 @@ DECLARE_EVENT_CLASS(btrfs__writepage, BTRFS_I(inode)->root->root_key.objectid; ), - TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu " + TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu " "nr_to_write=%ld pages_skipped=%ld range_start=%llu " "range_end=%llu for_kupdate=%d " "for_reclaim=%d range_cyclic=%d writeback_index=%lu", show_root_type(__entry->root_objectid), - (unsigned long)__entry->ino, __entry->index, + __entry->ino, __entry->index, __entry->nr_to_write, __entry->pages_skipped, __entry->range_start, __entry->range_end, __entry->for_kupdate, @@ -584,7 +586,7 @@ TRACE_EVENT(btrfs_writepage_end_io_hook, TP_ARGS(page, start, end, uptodate), TP_STRUCT__entry_btrfs( - __field( ino_t, ino ) + __field( u64, ino ) __field( pgoff_t, index ) __field( u64, start ) __field( u64, end ) @@ -593,7 +595,7 @@ TRACE_EVENT(btrfs_writepage_end_io_hook, ), TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb), - __entry->ino = page->mapping->host->i_ino; + __entry->ino = btrfs_ino(BTRFS_I(page->mapping->host)); __entry->index = page->index; __entry->start = start; __entry->end = end; @@ -602,12 +604,12 @@ TRACE_EVENT(btrfs_writepage_end_io_hook, BTRFS_I(page->mapping->host)->root->root_key.objectid; ), - TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu " + TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu start=%llu " "end=%llu uptodate=%d", show_root_type(__entry->root_objectid), - (unsigned long)__entry->ino, (unsigned long)__entry->index, - (unsigned long long)__entry->start, - (unsigned long long)__entry->end, __entry->uptodate) + __entry->ino, (unsigned long)__entry->index, + __entry->start, + __entry->end, __entry->uptodate) ); TRACE_EVENT(btrfs_sync_file, @@ -617,8 +619,8 @@ TRACE_EVENT(btrfs_sync_file, TP_ARGS(file, datasync), TP_STRUCT__entry_btrfs( - __field( ino_t, ino ) - __field( ino_t, parent ) + __field( u64, ino ) + __field( u64, parent ) __field( int, datasync ) __field( u64, root_objectid ) ), @@ -628,16 +630,17 @@ TRACE_EVENT(btrfs_sync_file, const struct inode *inode = d_inode(dentry); TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb)); - __entry->ino = inode->i_ino; - __entry->parent = d_inode(dentry->d_parent)->i_ino; + __entry->ino = btrfs_ino(BTRFS_I(inode)); + __entry->parent = btrfs_ino(BTRFS_I(d_inode(dentry->d_parent))); __entry->datasync = datasync; __entry->root_objectid = BTRFS_I(inode)->root->root_key.objectid; ), - TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d", + TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d", show_root_type(__entry->root_objectid), - (unsigned long)__entry->ino, (unsigned long)__entry->parent, + __entry->ino, + __entry->parent, __entry->datasync) ); @@ -655,7 +658,7 @@ TRACE_EVENT(btrfs_sync_fs, __entry->wait = wait; ), - TP_printk_btrfs("wait = %d", __entry->wait) + TP_printk_btrfs("wait=%d", __entry->wait) ); TRACE_EVENT(btrfs_add_block_group, @@ -665,8 +668,7 @@ TRACE_EVENT(btrfs_add_block_group, TP_ARGS(fs_info, block_group, create), - TP_STRUCT__entry( - __array( u8, fsid, BTRFS_FSID_SIZE ) + TP_STRUCT__entry_btrfs( __field( u64, offset ) __field( u64, size ) __field( u64, flags ) @@ -675,8 +677,7 @@ TRACE_EVENT(btrfs_add_block_group, __field( int, create ) ), - TP_fast_assign( - memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE); + TP_fast_assign_btrfs(fs_info, __entry->offset = block_group->key.objectid; __entry->size = block_group->key.offset; __entry->flags = block_group->flags; @@ -686,16 +687,16 @@ TRACE_EVENT(btrfs_add_block_group, __entry->create = create; ), - TP_printk("%pU: block_group offset=%llu size=%llu " + TP_printk_btrfs("block_group offset=%llu size=%llu " "flags=%llu(%s) bytes_used=%llu bytes_super=%llu " - "create=%d", __entry->fsid, - (unsigned long long)__entry->offset, - (unsigned long long)__entry->size, - (unsigned long long)__entry->flags, + "create=%d", + __entry->offset, + __entry->size, + __entry->flags, __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS), - (unsigned long long)__entry->bytes_used, - (unsigned long long)__entry->bytes_super, __entry->create) + __entry->bytes_used, + __entry->bytes_super, __entry->create) ); #define show_ref_action(action) \ @@ -740,13 +741,13 @@ DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref, TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s " "parent=%llu(%s) ref_root=%llu(%s) level=%d " "type=%s seq=%llu", - (unsigned long long)__entry->bytenr, - (unsigned long long)__entry->num_bytes, + __entry->bytenr, + __entry->num_bytes, show_ref_action(__entry->action), show_root_type(__entry->parent), show_root_type(__entry->ref_root), __entry->level, show_ref_type(__entry->type), - (unsigned long long)__entry->seq) + __entry->seq) ); DEFINE_EVENT(btrfs_delayed_tree_ref, add_delayed_tree_ref, @@ -805,15 +806,15 @@ DECLARE_EVENT_CLASS(btrfs_delayed_data_ref, TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s " "parent=%llu(%s) ref_root=%llu(%s) owner=%llu " "offset=%llu type=%s seq=%llu", - (unsigned long long)__entry->bytenr, - (unsigned long long)__entry->num_bytes, + __entry->bytenr, + __entry->num_bytes, show_ref_action(__entry->action), show_root_type(__entry->parent), show_root_type(__entry->ref_root), - (unsigned long long)__entry->owner, - (unsigned long long)__entry->offset, + __entry->owner, + __entry->offset, show_ref_type(__entry->type), - (unsigned long long)__entry->seq) + __entry->seq) ); DEFINE_EVENT(btrfs_delayed_data_ref, add_delayed_data_ref, @@ -859,8 +860,8 @@ DECLARE_EVENT_CLASS(btrfs_delayed_ref_head, ), TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d", - (unsigned long long)__entry->bytenr, - (unsigned long long)__entry->num_bytes, + __entry->bytenr, + __entry->num_bytes, show_ref_action(__entry->action), __entry->is_data) ); @@ -923,8 +924,8 @@ DECLARE_EVENT_CLASS(btrfs__chunk, TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu " "num_stripes=%d sub_stripes=%d type=%s", show_root_type(__entry->root_objectid), - (unsigned long long)__entry->offset, - (unsigned long long)__entry->size, + __entry->offset, + __entry->size, __entry->num_stripes, __entry->sub_stripes, show_chunk_type(__entry->type)) ); @@ -974,9 +975,9 @@ TRACE_EVENT(btrfs_cow_block, "(orig_level=%d) cow_buf=%llu (cow_level=%d)", show_root_type(__entry->root_objectid), __entry->refs, - (unsigned long long)__entry->buf_start, + __entry->buf_start, __entry->buf_level, - (unsigned long long)__entry->cow_start, + __entry->cow_start, __entry->cow_level) ); @@ -1001,7 +1002,7 @@ TRACE_EVENT(btrfs_space_reservation, __entry->reserve = reserve; ), - TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val, + TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val, __entry->reserve ? "reserve" : "release", __entry->bytes) ); @@ -1019,29 +1020,27 @@ TRACE_EVENT(btrfs_trigger_flush, TP_ARGS(fs_info, flags, bytes, flush, reason), - TP_STRUCT__entry( - __array( u8, fsid, BTRFS_FSID_SIZE ) + TP_STRUCT__entry_btrfs( __field( u64, flags ) __field( u64, bytes ) __field( int, flush ) __string( reason, reason ) ), - TP_fast_assign( - memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE); + TP_fast_assign_btrfs(fs_info, __entry->flags = flags; __entry->bytes = bytes; __entry->flush = flush; __assign_str(reason, reason) ), - TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu", - __entry->fsid, __get_str(reason), __entry->flush, + TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu", + __get_str(reason), __entry->flush, show_flush_action(__entry->flush), - (unsigned long long)__entry->flags, + __entry->flags, __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS), - (unsigned long long)__entry->bytes) + __entry->bytes) ); #define show_flush_state(state) \ @@ -1060,29 +1059,27 @@ TRACE_EVENT(btrfs_flush_space, TP_ARGS(fs_info, flags, num_bytes, state, ret), - TP_STRUCT__entry( - __array( u8, fsid, BTRFS_FSID_SIZE ) + TP_STRUCT__entry_btrfs( __field( u64, flags ) __field( u64, num_bytes ) __field( int, state ) __field( int, ret ) ), - TP_fast_assign( - memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE); + TP_fast_assign_btrfs(fs_info, __entry->flags = flags; __entry->num_bytes = num_bytes; __entry->state = state; __entry->ret = ret; ), - TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d", - __entry->fsid, __entry->state, + TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d", + __entry->state, show_flush_state(__entry->state), - (unsigned long long)__entry->flags, + __entry->flags, __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS), - (unsigned long long)__entry->num_bytes, __entry->ret) + __entry->num_bytes, __entry->ret) ); DECLARE_EVENT_CLASS(btrfs__reserved_extent, @@ -1103,8 +1100,8 @@ DECLARE_EVENT_CLASS(btrfs__reserved_extent, TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu", show_root_type(BTRFS_EXTENT_TREE_OBJECTID), - (unsigned long long)__entry->start, - (unsigned long long)__entry->len) + __entry->start, + __entry->len) ); DEFINE_EVENT(btrfs__reserved_extent, btrfs_reserved_extent_alloc, @@ -1140,7 +1137,7 @@ TRACE_EVENT(find_free_extent, __entry->data = data; ), - TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)", + TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)", show_root_type(BTRFS_EXTENT_TREE_OBJECTID), __entry->num_bytes, __entry->empty_size, __entry->data, __print_flags((unsigned long)__entry->data, "|", @@ -1149,11 +1146,10 @@ TRACE_EVENT(find_free_extent, DECLARE_EVENT_CLASS(btrfs__reserve_extent, - TP_PROTO(const struct btrfs_fs_info *fs_info, - const struct btrfs_block_group_cache *block_group, u64 start, + TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start, u64 len), - TP_ARGS(fs_info, block_group, start, len), + TP_ARGS(block_group, start, len), TP_STRUCT__entry_btrfs( __field( u64, bg_objectid ) @@ -1162,15 +1158,15 @@ DECLARE_EVENT_CLASS(btrfs__reserve_extent, __field( u64, len ) ), - TP_fast_assign_btrfs(fs_info, + TP_fast_assign_btrfs(block_group->fs_info, __entry->bg_objectid = block_group->key.objectid; __entry->flags = block_group->flags; __entry->start = start; __entry->len = len; ), - TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) " - "start=%Lu len=%Lu", + TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) " + "start=%llu len=%llu", show_root_type(BTRFS_EXTENT_TREE_OBJECTID), __entry->bg_objectid, __entry->flags, __print_flags((unsigned long)__entry->flags, @@ -1180,20 +1176,18 @@ DECLARE_EVENT_CLASS(btrfs__reserve_extent, DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent, - TP_PROTO(const struct btrfs_fs_info *fs_info, - const struct btrfs_block_group_cache *block_group, u64 start, + TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start, u64 len), - TP_ARGS(fs_info, block_group, start, len) + TP_ARGS(block_group, start, len) ); DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster, - TP_PROTO(const struct btrfs_fs_info *fs_info, - const struct btrfs_block_group_cache *block_group, u64 start, + TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start, u64 len), - TP_ARGS(fs_info, block_group, start, len) + TP_ARGS(block_group, start, len) ); TRACE_EVENT(btrfs_find_cluster, @@ -1221,8 +1215,8 @@ TRACE_EVENT(btrfs_find_cluster, __entry->min_bytes = min_bytes; ), - TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu " - "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid, + TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu " + "empty_size=%llu min_bytes=%llu", __entry->bg_objectid, __entry->flags, __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS), __entry->start, @@ -1243,7 +1237,7 @@ TRACE_EVENT(btrfs_failed_cluster_setup, __entry->bg_objectid = block_group->key.objectid; ), - TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid) + TP_printk_btrfs("block_group=%llu", __entry->bg_objectid) ); TRACE_EVENT(btrfs_setup_cluster, @@ -1272,8 +1266,8 @@ TRACE_EVENT(btrfs_setup_cluster, __entry->bitmap = bitmap; ), - TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu " - "size=%Lu max_size=%Lu bitmap=%d", + TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu " + "size=%llu max_size=%llu bitmap=%d", __entry->bg_objectid, __entry->flags, __print_flags((unsigned long)__entry->flags, "|", @@ -1476,7 +1470,7 @@ DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data, TP_STRUCT__entry_btrfs( __field( u64, rootid ) - __field( unsigned long, ino ) + __field( u64, ino ) __field( u64, start ) __field( u64, len ) __field( u64, reserved ) @@ -1485,14 +1479,14 @@ DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data, TP_fast_assign_btrfs(btrfs_sb(inode->i_sb), __entry->rootid = BTRFS_I(inode)->root->objectid; - __entry->ino = inode->i_ino; + __entry->ino = btrfs_ino(BTRFS_I(inode)); __entry->start = start; __entry->len = len; __entry->reserved = reserved; __entry->op = op; ), - TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s", + TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s", __entry->rootid, __entry->ino, __entry->start, __entry->len, __entry->reserved, __print_flags((unsigned long)__entry->op, "", @@ -1584,12 +1578,14 @@ DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent, TRACE_EVENT(btrfs_qgroup_account_extent, - TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr, + TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr, u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots), - TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots), + TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots, + nr_new_roots), TP_STRUCT__entry_btrfs( + __field( u64, transid ) __field( u64, bytenr ) __field( u64, num_bytes ) __field( u64, nr_old_roots ) @@ -1597,43 +1593,49 @@ TRACE_EVENT(btrfs_qgroup_account_extent, ), TP_fast_assign_btrfs(fs_info, + __entry->transid = transid; __entry->bytenr = bytenr; __entry->num_bytes = num_bytes; __entry->nr_old_roots = nr_old_roots; __entry->nr_new_roots = nr_new_roots; ), - TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu " - "nr_new_roots=%llu", - __entry->bytenr, - __entry->num_bytes, - __entry->nr_old_roots, - __entry->nr_new_roots) + TP_printk_btrfs( +"transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu", + __entry->transid, + __entry->bytenr, + __entry->num_bytes, + __entry->nr_old_roots, + __entry->nr_new_roots) ); TRACE_EVENT(qgroup_update_counters, - TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid, + TP_PROTO(const struct btrfs_fs_info *fs_info, + struct btrfs_qgroup *qgroup, u64 cur_old_count, u64 cur_new_count), - TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count), + TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count), TP_STRUCT__entry_btrfs( __field( u64, qgid ) + __field( u64, old_rfer ) + __field( u64, old_excl ) __field( u64, cur_old_count ) __field( u64, cur_new_count ) ), TP_fast_assign_btrfs(fs_info, - __entry->qgid = qgid; + __entry->qgid = qgroup->qgroupid; + __entry->old_rfer = qgroup->rfer; + __entry->old_excl = qgroup->excl; __entry->cur_old_count = cur_old_count; __entry->cur_new_count = cur_new_count; ), - TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu", - __entry->qgid, - __entry->cur_old_count, - __entry->cur_new_count) + TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu", + __entry->qgid, __entry->old_rfer, __entry->old_excl, + __entry->cur_old_count, __entry->cur_new_count) ); TRACE_EVENT(qgroup_update_reserve, @@ -1765,14 +1767,14 @@ DECLARE_EVENT_CLASS(btrfs__prelim_ref, ), TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu", - (unsigned long long)__entry->root_id, - (unsigned long long)__entry->objectid, __entry->type, - (unsigned long long)__entry->offset, __entry->level, + __entry->root_id, + __entry->objectid, __entry->type, + __entry->offset, __entry->level, __entry->old_count, __entry->mod_count, __entry->old_count + __entry->mod_count, - (unsigned long long)__entry->parent, - (unsigned long long)__entry->bytenr, - (unsigned long long)__entry->tree_size) + __entry->parent, + __entry->bytenr, + __entry->tree_size) ); DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge, @@ -1808,8 +1810,51 @@ TRACE_EVENT(btrfs_inode_mod_outstanding_extents, TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d", show_root_type(__entry->root_objectid), - (unsigned long long)__entry->ino, __entry->mod) + __entry->ino, __entry->mod) ); + +DECLARE_EVENT_CLASS(btrfs__block_group, + TP_PROTO(const struct btrfs_block_group_cache *bg_cache), + + TP_ARGS(bg_cache), + + TP_STRUCT__entry_btrfs( + __field( u64, bytenr ) + __field( u64, len ) + __field( u64, used ) + __field( u64, flags ) + ), + + TP_fast_assign_btrfs(bg_cache->fs_info, + __entry->bytenr = bg_cache->key.objectid, + __entry->len = bg_cache->key.offset, + __entry->used = btrfs_block_group_used(&bg_cache->item); + __entry->flags = bg_cache->flags; + ), + + TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)", + __entry->bytenr, __entry->len, __entry->used, __entry->flags, + __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS)) +); + +DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group, + TP_PROTO(const struct btrfs_block_group_cache *bg_cache), + + TP_ARGS(bg_cache) +); + +DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group, + TP_PROTO(const struct btrfs_block_group_cache *bg_cache), + + TP_ARGS(bg_cache) +); + +DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group, + TP_PROTO(const struct btrfs_block_group_cache *bg_cache), + + TP_ARGS(bg_cache) +); + #endif /* _TRACE_BTRFS_H */ /* This part must be outside protection */ diff --git a/include/trace/events/initcall.h b/include/trace/events/initcall.h index 8d6cf10d27c92..eb903c3f195f5 100644 --- a/include/trace/events/initcall.h +++ b/include/trace/events/initcall.h @@ -31,7 +31,11 @@ TRACE_EVENT(initcall_start, TP_ARGS(func), TP_STRUCT__entry( - __field(initcall_t, func) + /* + * Use field_struct to avoid is_signed_type() + * comparison of a function pointer + */ + __field_struct(initcall_t, func) ), TP_fast_assign( @@ -48,8 +52,12 @@ TRACE_EVENT(initcall_finish, TP_ARGS(func, ret), TP_STRUCT__entry( - __field(initcall_t, func) - __field(int, ret) + /* + * Use field_struct to avoid is_signed_type() + * comparison of a function pointer + */ + __field_struct(initcall_t, func) + __field(int, ret) ), TP_fast_assign( diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h index d8c33298c1537..5936aac357ab0 100644 --- a/include/trace/events/rcu.h +++ b/include/trace/events/rcu.h @@ -84,20 +84,21 @@ TRACE_EVENT(rcu_grace_period, ); /* - * Tracepoint for future grace-period events, including those for no-callbacks - * CPUs. The caller should pull the data from the rcu_node structure, - * other than rcuname, which comes from the rcu_state structure, and event, - * which is one of the following: + * Tracepoint for future grace-period events. The caller should pull + * the data from the rcu_node structure, other than rcuname, which comes + * from the rcu_state structure, and event, which is one of the following: * - * "Startleaf": Request a nocb grace period based on leaf-node data. + * "Startleaf": Request a grace period based on leaf-node data. + * "Prestarted": Someone beat us to the request * "Startedleaf": Leaf-node start proved sufficient. * "Startedleafroot": Leaf-node start proved sufficient after checking root. * "Startedroot": Requested a nocb grace period based on root-node data. + * "NoGPkthread": The RCU grace-period kthread has not yet started. * "StartWait": Start waiting for the requested grace period. * "ResumeWait": Resume waiting after signal. * "EndWait": Complete wait. * "Cleanup": Clean up rcu_node structure after previous GP. - * "CleanupMore": Clean up, and another no-CB GP is needed. + * "CleanupMore": Clean up, and another GP is needed. */ TRACE_EVENT(rcu_future_grace_period, diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 9e96c2fe2793e..077e664ac9a20 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -15,6 +15,7 @@ #define _TRACE_RXRPC_H #include <linux/tracepoint.h> +#include <linux/errqueue.h> /* * Define enums for tracing information. @@ -210,6 +211,20 @@ enum rxrpc_congest_change { rxrpc_cong_saw_nack, }; +enum rxrpc_tx_fail_trace { + rxrpc_tx_fail_call_abort, + rxrpc_tx_fail_call_ack, + rxrpc_tx_fail_call_data_frag, + rxrpc_tx_fail_call_data_nofrag, + rxrpc_tx_fail_call_final_resend, + rxrpc_tx_fail_conn_abort, + rxrpc_tx_fail_conn_challenge, + rxrpc_tx_fail_conn_response, + rxrpc_tx_fail_reject, + rxrpc_tx_fail_version_keepalive, + rxrpc_tx_fail_version_reply, +}; + #endif /* end __RXRPC_DECLARE_TRACE_ENUMS_ONCE_ONLY */ /* @@ -437,6 +452,19 @@ enum rxrpc_congest_change { EM(RXRPC_CALL_LOCAL_ERROR, "LocalError") \ E_(RXRPC_CALL_NETWORK_ERROR, "NetError") +#define rxrpc_tx_fail_traces \ + EM(rxrpc_tx_fail_call_abort, "CallAbort") \ + EM(rxrpc_tx_fail_call_ack, "CallAck") \ + EM(rxrpc_tx_fail_call_data_frag, "CallDataFrag") \ + EM(rxrpc_tx_fail_call_data_nofrag, "CallDataNofrag") \ + EM(rxrpc_tx_fail_call_final_resend, "CallFinalResend") \ + EM(rxrpc_tx_fail_conn_abort, "ConnAbort") \ + EM(rxrpc_tx_fail_conn_challenge, "ConnChall") \ + EM(rxrpc_tx_fail_conn_response, "ConnResp") \ + EM(rxrpc_tx_fail_reject, "Reject") \ + EM(rxrpc_tx_fail_version_keepalive, "VerKeepalive") \ + E_(rxrpc_tx_fail_version_reply, "VerReply") + /* * Export enum symbols via userspace. */ @@ -460,6 +488,7 @@ rxrpc_propose_ack_traces; rxrpc_propose_ack_outcomes; rxrpc_congest_modes; rxrpc_congest_changes; +rxrpc_tx_fail_traces; /* * Now redefine the EM() and E_() macros to map the enums to the strings that @@ -1374,6 +1403,62 @@ TRACE_EVENT(rxrpc_resend, __entry->anno) ); +TRACE_EVENT(rxrpc_rx_icmp, + TP_PROTO(struct rxrpc_peer *peer, struct sock_extended_err *ee, + struct sockaddr_rxrpc *srx), + + TP_ARGS(peer, ee, srx), + + TP_STRUCT__entry( + __field(unsigned int, peer ) + __field_struct(struct sock_extended_err, ee ) + __field_struct(struct sockaddr_rxrpc, srx ) + ), + + TP_fast_assign( + __entry->peer = peer->debug_id; + memcpy(&__entry->ee, ee, sizeof(__entry->ee)); + memcpy(&__entry->srx, srx, sizeof(__entry->srx)); + ), + + TP_printk("P=%08x o=%u t=%u c=%u i=%u d=%u e=%d %pISp", + __entry->peer, + __entry->ee.ee_origin, + __entry->ee.ee_type, + __entry->ee.ee_code, + __entry->ee.ee_info, + __entry->ee.ee_data, + __entry->ee.ee_errno, + &__entry->srx.transport) + ); + +TRACE_EVENT(rxrpc_tx_fail, + TP_PROTO(unsigned int debug_id, rxrpc_serial_t serial, int ret, + enum rxrpc_tx_fail_trace what), + + TP_ARGS(debug_id, serial, ret, what), + + TP_STRUCT__entry( + __field(unsigned int, debug_id ) + __field(rxrpc_serial_t, serial ) + __field(int, ret ) + __field(enum rxrpc_tx_fail_trace, what ) + ), + + TP_fast_assign( + __entry->debug_id = debug_id; + __entry->serial = serial; + __entry->ret = ret; + __entry->what = what; + ), + + TP_printk("c=%08x r=%x ret=%d %s", + __entry->debug_id, + __entry->serial, + __entry->ret, + __print_symbolic(__entry->what, rxrpc_tx_fail_traces)) + ); + #endif /* _TRACE_RXRPC_H */ /* This part must be outside protection */ diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index bc01e06bc7167..0be866c91f62d 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -435,7 +435,9 @@ TRACE_EVENT(sched_pi_setprio, memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); __entry->pid = tsk->pid; __entry->oldprio = tsk->prio; - __entry->newprio = pi_task ? pi_task->prio : tsk->prio; + __entry->newprio = pi_task ? + min(tsk->normal_prio, pi_task->prio) : + tsk->normal_prio; /* XXX SCHED_DEADLINE bits missing */ ), diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index 335d87242439d..bbb08a3ef5ccc 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -224,6 +224,8 @@ TRACE_EVENT(rpc_stats_latency, TP_ARGS(task, backlog, rtt, execute), TP_STRUCT__entry( + __field(unsigned int, task_id) + __field(unsigned int, client_id) __field(u32, xid) __field(int, version) __string(progname, task->tk_client->cl_program->name) @@ -231,13 +233,11 @@ TRACE_EVENT(rpc_stats_latency, __field(unsigned long, backlog) __field(unsigned long, rtt) __field(unsigned long, execute) - __string(addr, - task->tk_xprt->address_strings[RPC_DISPLAY_ADDR]) - __string(port, - task->tk_xprt->address_strings[RPC_DISPLAY_PORT]) ), TP_fast_assign( + __entry->client_id = task->tk_client->cl_clid; + __entry->task_id = task->tk_pid; __entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid); __entry->version = task->tk_client->cl_vers; __assign_str(progname, task->tk_client->cl_program->name) @@ -245,14 +245,10 @@ TRACE_EVENT(rpc_stats_latency, __entry->backlog = ktime_to_us(backlog); __entry->rtt = ktime_to_us(rtt); __entry->execute = ktime_to_us(execute); - __assign_str(addr, - task->tk_xprt->address_strings[RPC_DISPLAY_ADDR]); - __assign_str(port, - task->tk_xprt->address_strings[RPC_DISPLAY_PORT]); ), - TP_printk("peer=[%s]:%s xid=0x%08x %sv%d %s backlog=%lu rtt=%lu execute=%lu", - __get_str(addr), __get_str(port), __entry->xid, + TP_printk("task:%u@%d xid=0x%08x %sv%d %s backlog=%lu rtt=%lu execute=%lu", + __entry->task_id, __entry->client_id, __entry->xid, __get_str(progname), __entry->version, __get_str(procname), __entry->backlog, __entry->rtt, __entry->execute) ); diff --git a/include/trace/events/ufs.h b/include/trace/events/ufs.h index bf6f82673492c..f8260e5c79ad3 100644 --- a/include/trace/events/ufs.h +++ b/include/trace/events/ufs.h @@ -257,6 +257,33 @@ TRACE_EVENT(ufshcd_command, ) ); +TRACE_EVENT(ufshcd_upiu, + TP_PROTO(const char *dev_name, const char *str, void *hdr, void *tsf), + + TP_ARGS(dev_name, str, hdr, tsf), + + TP_STRUCT__entry( + __string(dev_name, dev_name) + __string(str, str) + __array(unsigned char, hdr, 12) + __array(unsigned char, tsf, 16) + ), + + TP_fast_assign( + __assign_str(dev_name, dev_name); + __assign_str(str, str); + memcpy(__entry->hdr, hdr, sizeof(__entry->hdr)); + memcpy(__entry->tsf, tsf, sizeof(__entry->tsf)); + ), + + TP_printk( + "%s: %s: HDR:%s, CDB:%s", + __get_str(str), __get_str(dev_name), + __print_hex(__entry->hdr, sizeof(__entry->hdr)), + __print_hex(__entry->tsf, sizeof(__entry->tsf)) + ) +); + #endif /* if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ) */ /* This part must be outside protection */ diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h index 2f057a494d931..9a761bc6a251a 100644 --- a/include/trace/events/workqueue.h +++ b/include/trace/events/workqueue.h @@ -25,6 +25,8 @@ DECLARE_EVENT_CLASS(workqueue_work, TP_printk("work struct %p", __entry->work) ); +struct pool_workqueue; + /** * workqueue_queue_work - called when a work gets queued * @req_cpu: the requested cpu diff --git a/include/trace/events/xen.h b/include/trace/events/xen.h index 7dd8f34c37dfe..fdcf88bcf0ea3 100644 --- a/include/trace/events/xen.h +++ b/include/trace/events/xen.h @@ -352,22 +352,6 @@ DECLARE_EVENT_CLASS(xen_mmu_pgd, DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin); DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin); -TRACE_EVENT(xen_mmu_flush_tlb_all, - TP_PROTO(int x), - TP_ARGS(x), - TP_STRUCT__entry(__array(char, x, 0)), - TP_fast_assign((void)x), - TP_printk("%s", "") - ); - -TRACE_EVENT(xen_mmu_flush_tlb, - TP_PROTO(int x), - TP_ARGS(x), - TP_STRUCT__entry(__array(char, x, 0)), - TP_fast_assign((void)x), - TP_printk("%s", "") - ); - TRACE_EVENT(xen_mmu_flush_tlb_one_user, TP_PROTO(unsigned long addr), TP_ARGS(addr), diff --git a/include/uapi/asm-generic/msgbuf.h b/include/uapi/asm-generic/msgbuf.h index fb306ebdb36f2..9fe4881557cbd 100644 --- a/include/uapi/asm-generic/msgbuf.h +++ b/include/uapi/asm-generic/msgbuf.h @@ -18,31 +18,30 @@ * On big-endian systems, the padding is in the wrong place. * * Pad space is left for: - * - 64-bit time_t to solve y2038 problem * - 2 miscellaneous 32-bit values */ struct msqid64_ds { struct ipc64_perm msg_perm; +#if __BITS_PER_LONG == 64 __kernel_time_t msg_stime; /* last msgsnd time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused1; -#endif __kernel_time_t msg_rtime; /* last msgrcv time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused2; -#endif __kernel_time_t msg_ctime; /* last change time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused3; +#else + unsigned long msg_stime; /* last msgsnd time */ + unsigned long msg_stime_high; + unsigned long msg_rtime; /* last msgrcv time */ + unsigned long msg_rtime_high; + unsigned long msg_ctime; /* last change time */ + unsigned long msg_ctime_high; #endif - __kernel_ulong_t msg_cbytes; /* current number of bytes on queue */ - __kernel_ulong_t msg_qnum; /* number of messages in queue */ - __kernel_ulong_t msg_qbytes; /* max number of bytes on queue */ + unsigned long msg_cbytes; /* current number of bytes on queue */ + unsigned long msg_qnum; /* number of messages in queue */ + unsigned long msg_qbytes; /* max number of bytes on queue */ __kernel_pid_t msg_lspid; /* pid of last msgsnd */ __kernel_pid_t msg_lrpid; /* last receive pid */ - __kernel_ulong_t __unused4; - __kernel_ulong_t __unused5; + unsigned long __unused4; + unsigned long __unused5; }; #endif /* __ASM_GENERIC_MSGBUF_H */ diff --git a/include/uapi/asm-generic/posix_types.h b/include/uapi/asm-generic/posix_types.h index 5e6ea22bd525f..f0733a26ebfc2 100644 --- a/include/uapi/asm-generic/posix_types.h +++ b/include/uapi/asm-generic/posix_types.h @@ -87,6 +87,7 @@ typedef struct { typedef __kernel_long_t __kernel_off_t; typedef long long __kernel_loff_t; typedef __kernel_long_t __kernel_time_t; +typedef long long __kernel_time64_t; typedef __kernel_long_t __kernel_clock_t; typedef int __kernel_timer_t; typedef int __kernel_clockid_t; diff --git a/include/uapi/asm-generic/sembuf.h b/include/uapi/asm-generic/sembuf.h index cbf9cfe977d60..0bae010f1b64f 100644 --- a/include/uapi/asm-generic/sembuf.h +++ b/include/uapi/asm-generic/sembuf.h @@ -13,23 +13,29 @@ * everyone just ended up making identical copies without specific * optimizations, so we may just as well all use the same one. * - * 64 bit architectures typically define a 64 bit __kernel_time_t, + * 64 bit architectures use a 64-bit __kernel_time_t here, while + * 32 bit architectures have a pair of unsigned long values. * so they do not need the first two padding words. - * On big-endian systems, the padding is in the wrong place. * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values + * On big-endian systems, the padding is in the wrong place for + * historic reasons, so user space has to reconstruct a time_t + * value using + * + * user_semid_ds.sem_otime = kernel_semid64_ds.sem_otime + + * ((long long)kernel_semid64_ds.sem_otime_high << 32) + * + * Pad space is left for 2 miscellaneous 32-bit values */ struct semid64_ds { struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ +#if __BITS_PER_LONG == 64 __kernel_time_t sem_otime; /* last semop time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused1; -#endif __kernel_time_t sem_ctime; /* last change time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused2; +#else + unsigned long sem_otime; /* last semop time */ + unsigned long sem_otime_high; + unsigned long sem_ctime; /* last change time */ + unsigned long sem_ctime_high; #endif unsigned long sem_nsems; /* no. of semaphores in array */ unsigned long __unused3; diff --git a/include/uapi/asm-generic/shmbuf.h b/include/uapi/asm-generic/shmbuf.h index 2b6c3bb97f972..e504422fc5017 100644 --- a/include/uapi/asm-generic/shmbuf.h +++ b/include/uapi/asm-generic/shmbuf.h @@ -19,42 +19,41 @@ * * * Pad space is left for: - * - 64-bit time_t to solve y2038 problem * - 2 miscellaneous 32-bit values */ struct shmid64_ds { struct ipc64_perm shm_perm; /* operation perms */ size_t shm_segsz; /* size of segment (bytes) */ +#if __BITS_PER_LONG == 64 __kernel_time_t shm_atime; /* last attach time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused1; -#endif __kernel_time_t shm_dtime; /* last detach time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused2; -#endif __kernel_time_t shm_ctime; /* last change time */ -#if __BITS_PER_LONG != 64 - unsigned long __unused3; +#else + unsigned long shm_atime; /* last attach time */ + unsigned long shm_atime_high; + unsigned long shm_dtime; /* last detach time */ + unsigned long shm_dtime_high; + unsigned long shm_ctime; /* last change time */ + unsigned long shm_ctime_high; #endif __kernel_pid_t shm_cpid; /* pid of creator */ __kernel_pid_t shm_lpid; /* pid of last operator */ - __kernel_ulong_t shm_nattch; /* no. of current attaches */ - __kernel_ulong_t __unused4; - __kernel_ulong_t __unused5; + unsigned long shm_nattch; /* no. of current attaches */ + unsigned long __unused4; + unsigned long __unused5; }; struct shminfo64 { - __kernel_ulong_t shmmax; - __kernel_ulong_t shmmin; - __kernel_ulong_t shmmni; - __kernel_ulong_t shmseg; - __kernel_ulong_t shmall; - __kernel_ulong_t __unused1; - __kernel_ulong_t __unused2; - __kernel_ulong_t __unused3; - __kernel_ulong_t __unused4; + unsigned long shmmax; + unsigned long shmmin; + unsigned long shmmni; + unsigned long shmseg; + unsigned long shmall; + unsigned long __unused1; + unsigned long __unused2; + unsigned long __unused3; + unsigned long __unused4; }; #endif /* __ASM_GENERIC_SHMBUF_H */ diff --git a/include/uapi/asm-generic/siginfo.h b/include/uapi/asm-generic/siginfo.h index 558b902f18d41..80e2a72272053 100644 --- a/include/uapi/asm-generic/siginfo.h +++ b/include/uapi/asm-generic/siginfo.h @@ -249,7 +249,8 @@ typedef struct siginfo { #define TRAP_TRACE 2 /* process trace trap */ #define TRAP_BRANCH 3 /* process taken branch trap */ #define TRAP_HWBKPT 4 /* hardware breakpoint/watchpoint */ -#define NSIGTRAP 4 +#define TRAP_UNK 5 /* undiagnosed trap */ +#define NSIGTRAP 5 /* * There is an additional set of SIGTRAP si_codes used by ptrace diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index 8bcb186c6f671..42990676a55e1 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -732,9 +732,11 @@ __SYSCALL(__NR_pkey_alloc, sys_pkey_alloc) __SYSCALL(__NR_pkey_free, sys_pkey_free) #define __NR_statx 291 __SYSCALL(__NR_statx, sys_statx) +#define __NR_io_pgetevents 292 +__SC_COMP(__NR_io_pgetevents, sys_io_pgetevents, compat_sys_io_pgetevents) #undef __NR_syscalls -#define __NR_syscalls 292 +#define __NR_syscalls 293 /* * 32 bit systems traditionally used different diff --git a/include/uapi/linux/aio_abi.h b/include/uapi/linux/aio_abi.h index a04adbc70ddfb..ed0185945bb2e 100644 --- a/include/uapi/linux/aio_abi.h +++ b/include/uapi/linux/aio_abi.h @@ -29,6 +29,7 @@ #include <linux/types.h> #include <linux/fs.h> +#include <linux/signal.h> #include <asm/byteorder.h> typedef __kernel_ulong_t aio_context_t; @@ -38,10 +39,8 @@ enum { IOCB_CMD_PWRITE = 1, IOCB_CMD_FSYNC = 2, IOCB_CMD_FDSYNC = 3, - /* These two are experimental. - * IOCB_CMD_PREADX = 4, - * IOCB_CMD_POLL = 5, - */ + /* 4 was the experimental IOCB_CMD_PREADX */ + IOCB_CMD_POLL = 5, IOCB_CMD_NOOP = 6, IOCB_CMD_PREADV = 7, IOCB_CMD_PWRITEV = 8, @@ -108,5 +107,10 @@ struct iocb { #undef IFBIG #undef IFLITTLE +struct __aio_sigset { + sigset_t __user *sigmask; + size_t sigsetsize; +}; + #endif /* __LINUX__AIO_ABI_H */ diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index c5ec89732a8d9..8c317737ba3f0 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -1017,6 +1017,7 @@ struct bpf_prog_info { __aligned_u64 map_ids; char name[BPF_OBJ_NAME_LEN]; __u32 ifindex; + __u32 :32; __u64 netns_dev; __u64 netns_ino; } __attribute__((aligned(8))); @@ -1030,6 +1031,7 @@ struct bpf_map_info { __u32 map_flags; char name[BPF_OBJ_NAME_LEN]; __u32 ifindex; + __u32 :32; __u64 netns_dev; __u64 netns_ino; } __attribute__((aligned(8))); diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h index c8d99b9ca550e..5ca1d21fc4a7a 100644 --- a/include/uapi/linux/btrfs.h +++ b/include/uapi/linux/btrfs.h @@ -422,6 +422,21 @@ struct btrfs_ioctl_ino_lookup_args { char name[BTRFS_INO_LOOKUP_PATH_MAX]; }; +#define BTRFS_INO_LOOKUP_USER_PATH_MAX (4080 - BTRFS_VOL_NAME_MAX - 1) +struct btrfs_ioctl_ino_lookup_user_args { + /* in, inode number containing the subvolume of 'subvolid' */ + __u64 dirid; + /* in */ + __u64 treeid; + /* out, name of the subvolume of 'treeid' */ + char name[BTRFS_VOL_NAME_MAX + 1]; + /* + * out, constructed path from the directory with which the ioctl is + * called to dirid + */ + char path[BTRFS_INO_LOOKUP_USER_PATH_MAX]; +}; + /* Search criteria for the btrfs SEARCH ioctl family. */ struct btrfs_ioctl_search_key { /* @@ -725,6 +740,82 @@ struct btrfs_ioctl_send_args { __u64 reserved[4]; /* in */ }; +/* + * Information about a fs tree root. + * + * All items are filled by the ioctl + */ +struct btrfs_ioctl_get_subvol_info_args { + /* Id of this subvolume */ + __u64 treeid; + + /* Name of this subvolume, used to get the real name at mount point */ + char name[BTRFS_VOL_NAME_MAX + 1]; + + /* + * Id of the subvolume which contains this subvolume. + * Zero for top-level subvolume or a deleted subvolume. + */ + __u64 parent_id; + + /* + * Inode number of the directory which contains this subvolume. + * Zero for top-level subvolume or a deleted subvolume + */ + __u64 dirid; + + /* Latest transaction id of this subvolume */ + __u64 generation; + + /* Flags of this subvolume */ + __u64 flags; + + /* UUID of this subvolume */ + __u8 uuid[BTRFS_UUID_SIZE]; + + /* + * UUID of the subvolume of which this subvolume is a snapshot. + * All zero for a non-snapshot subvolume. + */ + __u8 parent_uuid[BTRFS_UUID_SIZE]; + + /* + * UUID of the subvolume from which this subvolume was received. + * All zero for non-received subvolume. + */ + __u8 received_uuid[BTRFS_UUID_SIZE]; + + /* Transaction id indicating when change/create/send/receive happened */ + __u64 ctransid; + __u64 otransid; + __u64 stransid; + __u64 rtransid; + /* Time corresponding to c/o/s/rtransid */ + struct btrfs_ioctl_timespec ctime; + struct btrfs_ioctl_timespec otime; + struct btrfs_ioctl_timespec stime; + struct btrfs_ioctl_timespec rtime; + + /* Must be zero */ + __u64 reserved[8]; +}; + +#define BTRFS_MAX_ROOTREF_BUFFER_NUM 255 +struct btrfs_ioctl_get_subvol_rootref_args { + /* in/out, minimum id of rootref's treeid to be searched */ + __u64 min_treeid; + + /* out */ + struct { + __u64 treeid; + __u64 dirid; + } rootref[BTRFS_MAX_ROOTREF_BUFFER_NUM]; + + /* out, number of found items */ + __u8 num_items; + __u8 align[7]; +}; + /* Error codes as returned by the kernel */ enum btrfs_err_code { BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET = 1, @@ -843,5 +934,11 @@ enum btrfs_err_code { struct btrfs_ioctl_vol_args_v2) #define BTRFS_IOC_LOGICAL_INO_V2 _IOWR(BTRFS_IOCTL_MAGIC, 59, \ struct btrfs_ioctl_logical_ino_args) +#define BTRFS_IOC_GET_SUBVOL_INFO _IOR(BTRFS_IOCTL_MAGIC, 60, \ + struct btrfs_ioctl_get_subvol_info_args) +#define BTRFS_IOC_GET_SUBVOL_ROOTREF _IOWR(BTRFS_IOCTL_MAGIC, 61, \ + struct btrfs_ioctl_get_subvol_rootref_args) +#define BTRFS_IOC_INO_LOOKUP_USER _IOWR(BTRFS_IOCTL_MAGIC, 62, \ + struct btrfs_ioctl_ino_lookup_user_args) #endif /* _UAPI_LINUX_BTRFS_H */ diff --git a/include/uapi/linux/if_infiniband.h b/include/uapi/linux/if_infiniband.h index 050b92dcf8cf4..0fc33bf30e45a 100644 --- a/include/uapi/linux/if_infiniband.h +++ b/include/uapi/linux/if_infiniband.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ /* * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 1065006c9bf58..b02c41e53d561 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -676,6 +676,13 @@ struct kvm_ioeventfd { __u8 pad[36]; }; +#define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) +#define KVM_X86_DISABLE_EXITS_HTL (1 << 1) +#define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) +#define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ + KVM_X86_DISABLE_EXITS_HTL | \ + KVM_X86_DISABLE_EXITS_PAUSE) + /* for KVM_ENABLE_CAP */ struct kvm_enable_cap { /* in */ diff --git a/include/uapi/linux/netfilter/nf_conntrack_tcp.h b/include/uapi/linux/netfilter/nf_conntrack_tcp.h index 74b91151d4946..bcba72def817a 100644 --- a/include/uapi/linux/netfilter/nf_conntrack_tcp.h +++ b/include/uapi/linux/netfilter/nf_conntrack_tcp.h @@ -46,6 +46,9 @@ enum tcp_conntrack { /* Marks possibility for expected RFC5961 challenge ACK */ #define IP_CT_EXP_CHALLENGE_ACK 0x40 +/* Simultaneous open initialized */ +#define IP_CT_TCP_SIMULTANEOUS_OPEN 0x80 + struct nf_ct_tcp_flags { __u8 flags; __u8 mask; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 15daf5e2638d9..271b93783d282 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -2698,6 +2698,8 @@ enum nl80211_attrs { #define NL80211_ATTR_KEYS NL80211_ATTR_KEYS #define NL80211_ATTR_FEATURE_FLAGS NL80211_ATTR_FEATURE_FLAGS +#define NL80211_WIPHY_NAME_MAXLEN 64 + #define NL80211_MAX_SUPP_RATES 32 #define NL80211_MAX_SUPP_HT_RATES 77 #define NL80211_MAX_SUPP_REG_RULES 64 diff --git a/include/uapi/linux/ppp-ioctl.h b/include/uapi/linux/ppp-ioctl.h index b19a9c249b156..784c2e3e572e0 100644 --- a/include/uapi/linux/ppp-ioctl.h +++ b/include/uapi/linux/ppp-ioctl.h @@ -106,7 +106,7 @@ struct pppol2tp_ioc_stats { #define PPPIOCGIDLE _IOR('t', 63, struct ppp_idle) /* get idle time */ #define PPPIOCNEWUNIT _IOWR('t', 62, int) /* create new ppp unit */ #define PPPIOCATTACH _IOW('t', 61, int) /* attach to ppp unit */ -#define PPPIOCDETACH _IOW('t', 60, int) /* detach from ppp unit/chan */ +#define PPPIOCDETACH _IOW('t', 60, int) /* obsolete, do not use */ #define PPPIOCSMRRU _IOW('t', 59, int) /* set multilink MRU */ #define PPPIOCCONNECT _IOW('t', 58, int) /* connect channel to unit */ #define PPPIOCDISCONN _IO('t', 57) /* disconnect channel */ diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h index af5f8c2df87ac..db9f15f5db047 100644 --- a/include/uapi/linux/prctl.h +++ b/include/uapi/linux/prctl.h @@ -207,4 +207,16 @@ struct prctl_mm_map { # define PR_SVE_VL_LEN_MASK 0xffff # define PR_SVE_VL_INHERIT (1 << 17) /* inherit across exec */ +/* Per task speculation control */ +#define PR_GET_SPECULATION_CTRL 52 +#define PR_SET_SPECULATION_CTRL 53 +/* Speculation control variants */ +# define PR_SPEC_STORE_BYPASS 0 +/* Return and control values for PR_SET/GET_SPECULATION_CTRL */ +# define PR_SPEC_NOT_AFFECTED 0 +# define PR_SPEC_PRCTL (1UL << 0) +# define PR_SPEC_ENABLE (1UL << 1) +# define PR_SPEC_DISABLE (1UL << 2) +# define PR_SPEC_FORCE_DISABLE (1UL << 3) + #endif /* _LINUX_PRCTL_H */ diff --git a/include/uapi/linux/rds.h b/include/uapi/linux/rds.h index a66b213de3d7a..20c6bd0b00079 100644 --- a/include/uapi/linux/rds.h +++ b/include/uapi/linux/rds.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2008 Oracle. All rights reserved. * diff --git a/include/uapi/linux/seccomp.h b/include/uapi/linux/seccomp.h index 2a0bd9dd104dc..9efc0e73d50be 100644 --- a/include/uapi/linux/seccomp.h +++ b/include/uapi/linux/seccomp.h @@ -17,8 +17,9 @@ #define SECCOMP_GET_ACTION_AVAIL 2 /* Valid flags for SECCOMP_SET_MODE_FILTER */ -#define SECCOMP_FILTER_FLAG_TSYNC 1 -#define SECCOMP_FILTER_FLAG_LOG 2 +#define SECCOMP_FILTER_FLAG_TSYNC (1UL << 0) +#define SECCOMP_FILTER_FLAG_LOG (1UL << 1) +#define SECCOMP_FILTER_FLAG_SPEC_ALLOW (1UL << 2) /* * All BPF programs must return a 32-bit value. diff --git a/include/uapi/linux/signalfd.h b/include/uapi/linux/signalfd.h index 6f0da42fc5ef3..83429a05b698e 100644 --- a/include/uapi/linux/signalfd.h +++ b/include/uapi/linux/signalfd.h @@ -35,6 +35,10 @@ struct signalfd_siginfo { __u64 ssi_stime; __u64 ssi_addr; __u16 ssi_addr_lsb; + __u16 __pad2; + __s32 ssi_syscall; + __u64 ssi_call_addr; + __u32 ssi_arch; /* * Pad strcture to 128 bytes. Remember to update the @@ -45,7 +49,7 @@ struct signalfd_siginfo { * comes out of a read(2) and we really don't want to have * a compat on read(2). */ - __u8 __pad[46]; + __u8 __pad[28]; }; diff --git a/include/uapi/linux/sysctl.h b/include/uapi/linux/sysctl.h index 0f272818a4d27..6b58371b1f0d5 100644 --- a/include/uapi/linux/sysctl.h +++ b/include/uapi/linux/sysctl.h @@ -780,24 +780,6 @@ enum { NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5, }; -/* proc/sys/net/irda */ -enum { - NET_IRDA_DISCOVERY=1, - NET_IRDA_DEVNAME=2, - NET_IRDA_DEBUG=3, - NET_IRDA_FAST_POLL=4, - NET_IRDA_DISCOVERY_SLOTS=5, - NET_IRDA_DISCOVERY_TIMEOUT=6, - NET_IRDA_SLOT_TIMEOUT=7, - NET_IRDA_MAX_BAUD_RATE=8, - NET_IRDA_MIN_TX_TURN_TIME=9, - NET_IRDA_MAX_TX_DATA_SIZE=10, - NET_IRDA_MAX_TX_WINDOW=11, - NET_IRDA_MAX_NOREPLY_TIME=12, - NET_IRDA_WARN_NOREPLY_TIME=13, - NET_IRDA_LAP_KEEPALIVE_TIME=14, -}; - /* CTL_FS names: */ enum diff --git a/include/uapi/linux/time.h b/include/uapi/linux/time.h index 16a296612ba4b..fcf9366564936 100644 --- a/include/uapi/linux/time.h +++ b/include/uapi/linux/time.h @@ -42,6 +42,13 @@ struct itimerval { struct timeval it_value; /* current value */ }; +#ifndef __kernel_timespec +struct __kernel_timespec { + __kernel_time64_t tv_sec; /* seconds */ + long long tv_nsec; /* nanoseconds */ +}; +#endif + /* * legacy timeval structure, only embedded in structures that * traditionally used 'timeval' to pass time intervals (not absolute @@ -73,7 +80,6 @@ struct __kernel_old_timeval { */ #define CLOCK_SGI_CYCLE 10 #define CLOCK_TAI 11 -#define CLOCK_MONOTONIC_ACTIVE 12 #define MAX_CLOCKS 16 #define CLOCKS_MASK (CLOCK_REALTIME | CLOCK_MONOTONIC) diff --git a/include/uapi/linux/tls.h b/include/uapi/linux/tls.h index c6633e97eca40..ff02287495ac5 100644 --- a/include/uapi/linux/tls.h +++ b/include/uapi/linux/tls.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2016-2017, Mellanox Technologies. All rights reserved. * diff --git a/include/uapi/linux/types.h b/include/uapi/linux/types.h index cd4f0b897a486..2fce8b6876e90 100644 --- a/include/uapi/linux/types.h +++ b/include/uapi/linux/types.h @@ -49,11 +49,7 @@ typedef __u32 __bitwise __wsum; #define __aligned_be64 __be64 __attribute__((aligned(8))) #define __aligned_le64 __le64 __attribute__((aligned(8))) -#ifdef __CHECK_POLL typedef unsigned __bitwise __poll_t; -#else -typedef unsigned __poll_t; -#endif #endif /* __ASSEMBLY__ */ #endif /* _UAPI_LINUX_TYPES_H */ diff --git a/include/uapi/linux/virtio_balloon.h b/include/uapi/linux/virtio_balloon.h index 40297a3181ed8..13b8cb563892b 100644 --- a/include/uapi/linux/virtio_balloon.h +++ b/include/uapi/linux/virtio_balloon.h @@ -57,6 +57,21 @@ struct virtio_balloon_config { #define VIRTIO_BALLOON_S_HTLB_PGFAIL 9 /* Hugetlb page allocation failures */ #define VIRTIO_BALLOON_S_NR 10 +#define VIRTIO_BALLOON_S_NAMES_WITH_PREFIX(VIRTIO_BALLOON_S_NAMES_prefix) { \ + VIRTIO_BALLOON_S_NAMES_prefix "swap-in", \ + VIRTIO_BALLOON_S_NAMES_prefix "swap-out", \ + VIRTIO_BALLOON_S_NAMES_prefix "major-faults", \ + VIRTIO_BALLOON_S_NAMES_prefix "minor-faults", \ + VIRTIO_BALLOON_S_NAMES_prefix "free-memory", \ + VIRTIO_BALLOON_S_NAMES_prefix "total-memory", \ + VIRTIO_BALLOON_S_NAMES_prefix "available-memory", \ + VIRTIO_BALLOON_S_NAMES_prefix "disk-caches", \ + VIRTIO_BALLOON_S_NAMES_prefix "hugetlb-allocations", \ + VIRTIO_BALLOON_S_NAMES_prefix "hugetlb-failures" \ +} + +#define VIRTIO_BALLOON_S_NAMES VIRTIO_BALLOON_S_NAMES_WITH_PREFIX("") + /* * Memory statistics structure. * Driver fills an array of these structures and passes to device. diff --git a/include/uapi/rdma/cxgb3-abi.h b/include/uapi/rdma/cxgb3-abi.h index 9acb4b7a62463..85aed672f43e6 100644 --- a/include/uapi/rdma/cxgb3-abi.h +++ b/include/uapi/rdma/cxgb3-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2006 Chelsio, Inc. All rights reserved. * diff --git a/include/uapi/rdma/cxgb4-abi.h b/include/uapi/rdma/cxgb4-abi.h index 1fefd0140c26f..a159ba8dcf8f1 100644 --- a/include/uapi/rdma/cxgb4-abi.h +++ b/include/uapi/rdma/cxgb4-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2009-2010 Chelsio, Inc. All rights reserved. * diff --git a/include/uapi/rdma/hns-abi.h b/include/uapi/rdma/hns-abi.h index 7092c8de4bd88..78613b609fa84 100644 --- a/include/uapi/rdma/hns-abi.h +++ b/include/uapi/rdma/hns-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2016 Hisilicon Limited. * diff --git a/include/uapi/rdma/ib_user_cm.h b/include/uapi/rdma/ib_user_cm.h index 4a8f9562f7cd9..e2709bb8cb180 100644 --- a/include/uapi/rdma/ib_user_cm.h +++ b/include/uapi/rdma/ib_user_cm.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Intel Corporation. All rights reserved. diff --git a/include/uapi/rdma/ib_user_ioctl_verbs.h b/include/uapi/rdma/ib_user_ioctl_verbs.h index 04e46ea517d32..625545d862d7e 100644 --- a/include/uapi/rdma/ib_user_ioctl_verbs.h +++ b/include/uapi/rdma/ib_user_ioctl_verbs.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2017-2018, Mellanox Technologies inc. All rights reserved. * diff --git a/include/uapi/rdma/ib_user_mad.h b/include/uapi/rdma/ib_user_mad.h index ef92118dad977..90c0cf228020d 100644 --- a/include/uapi/rdma/ib_user_mad.h +++ b/include/uapi/rdma/ib_user_mad.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. * Copyright (c) 2005 Voltaire, Inc. All rights reserved. diff --git a/include/uapi/rdma/ib_user_sa.h b/include/uapi/rdma/ib_user_sa.h index 0d2607f0cd20c..435155d6e1c6a 100644 --- a/include/uapi/rdma/ib_user_sa.h +++ b/include/uapi/rdma/ib_user_sa.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2005 Intel Corporation. All rights reserved. * diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index 9be07394fdbe5..6aeb03315b0bd 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. diff --git a/include/uapi/rdma/mlx4-abi.h b/include/uapi/rdma/mlx4-abi.h index 04f64bc4045f1..f745575281756 100644 --- a/include/uapi/rdma/mlx4-abi.h +++ b/include/uapi/rdma/mlx4-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved. * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved. diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h index cb4a02c4a1cef..fdaf00e206498 100644 --- a/include/uapi/rdma/mlx5-abi.h +++ b/include/uapi/rdma/mlx5-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved. * diff --git a/include/uapi/rdma/mthca-abi.h b/include/uapi/rdma/mthca-abi.h index ac756cd9e8077..91b12e1a6f43c 100644 --- a/include/uapi/rdma/mthca-abi.h +++ b/include/uapi/rdma/mthca-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. diff --git a/include/uapi/rdma/nes-abi.h b/include/uapi/rdma/nes-abi.h index 35bfd4015d070..f80495baa9697 100644 --- a/include/uapi/rdma/nes-abi.h +++ b/include/uapi/rdma/nes-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2006 - 2011 Intel Corporation. All rights reserved. * Copyright (c) 2005 Topspin Communications. All rights reserved. diff --git a/include/uapi/rdma/qedr-abi.h b/include/uapi/rdma/qedr-abi.h index 8ba098900e9aa..24c658b3c7904 100644 --- a/include/uapi/rdma/qedr-abi.h +++ b/include/uapi/rdma/qedr-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* QLogic qedr NIC Driver * Copyright (c) 2015-2016 QLogic Corporation * diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h index e1269024af47f..0d1e78ebad051 100644 --- a/include/uapi/rdma/rdma_user_cm.h +++ b/include/uapi/rdma/rdma_user_cm.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2005-2006 Intel Corporation. All rights reserved. * diff --git a/include/uapi/rdma/rdma_user_ioctl.h b/include/uapi/rdma/rdma_user_ioctl.h index d223f4164a0f8..d92d2721b28c5 100644 --- a/include/uapi/rdma/rdma_user_ioctl.h +++ b/include/uapi/rdma/rdma_user_ioctl.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2016 Mellanox Technologies, LTD. All rights reserved. * diff --git a/include/uapi/rdma/rdma_user_rxe.h b/include/uapi/rdma/rdma_user_rxe.h index 1f8a9e7daea43..44ef6a3b7afc8 100644 --- a/include/uapi/rdma/rdma_user_rxe.h +++ b/include/uapi/rdma/rdma_user_rxe.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved. * |