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authorIngo Molnar <mingo@kernel.org>2015-08-25 09:59:19 +0200
committerIngo Molnar <mingo@kernel.org>2015-08-25 09:59:19 +0200
commit8d58b66ed2b000f27658c88a4ed70e8042e86a58 (patch)
tree5bae2c74f932b5d863f72cb698a6f71260340b26 /arch/avr32/include
parent13fe86f465b72fc9328d4f5ebc33223c011852ae (diff)
parentc13dcf9f2d6f5f06ef1bf79ec456df614c5e058b (diff)
downloadlinux-8d58b66ed2b000f27658c88a4ed70e8042e86a58.tar.gz
Merge tag 'v4.2-rc8' into x86/mm, before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/avr32/include')
-rw-r--r--arch/avr32/include/asm/Kbuild2
-rw-r--r--arch/avr32/include/asm/cmpxchg.h2
-rw-r--r--arch/avr32/include/asm/dma-mapping.h19
-rw-r--r--arch/avr32/include/asm/uaccess.h12
4 files changed, 19 insertions, 16 deletions
diff --git a/arch/avr32/include/asm/Kbuild b/arch/avr32/include/asm/Kbuild
index 528d70d..f61f2dd 100644
--- a/arch/avr32/include/asm/Kbuild
+++ b/arch/avr32/include/asm/Kbuild
@@ -12,10 +12,10 @@ generic-y += irq_work.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
+generic-y += mm-arch-hooks.h
generic-y += param.h
generic-y += percpu.h
generic-y += preempt.h
-generic-y += scatterlist.h
generic-y += sections.h
generic-y += topology.h
generic-y += trace_clock.h
diff --git a/arch/avr32/include/asm/cmpxchg.h b/arch/avr32/include/asm/cmpxchg.h
index 962a6ae..366bbea 100644
--- a/arch/avr32/include/asm/cmpxchg.h
+++ b/arch/avr32/include/asm/cmpxchg.h
@@ -70,8 +70,6 @@ extern unsigned long __cmpxchg_u64_unsupported_on_32bit_kernels(
if something tries to do an invalid cmpxchg(). */
extern void __cmpxchg_called_with_bad_pointer(void);
-#define __HAVE_ARCH_CMPXCHG 1
-
static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
unsigned long new, int size)
{
diff --git a/arch/avr32/include/asm/dma-mapping.h b/arch/avr32/include/asm/dma-mapping.h
index b3d18f9..ae7ac92 100644
--- a/arch/avr32/include/asm/dma-mapping.h
+++ b/arch/avr32/include/asm/dma-mapping.h
@@ -209,17 +209,18 @@ dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
* the same here.
*/
static inline int
-dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
+dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
enum dma_data_direction direction)
{
int i;
+ struct scatterlist *sg;
- for (i = 0; i < nents; i++) {
+ for_each_sg(sglist, sg, nents, i) {
char *virt;
- sg[i].dma_address = page_to_bus(sg_page(&sg[i])) + sg[i].offset;
- virt = sg_virt(&sg[i]);
- dma_cache_sync(dev, virt, sg[i].length, direction);
+ sg->dma_address = page_to_bus(sg_page(sg)) + sg->offset;
+ virt = sg_virt(sg);
+ dma_cache_sync(dev, virt, sg->length, direction);
}
return nents;
@@ -321,14 +322,14 @@ dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
}
static inline void
-dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
+dma_sync_sg_for_device(struct device *dev, struct scatterlist *sglist,
int nents, enum dma_data_direction direction)
{
int i;
+ struct scatterlist *sg;
- for (i = 0; i < nents; i++) {
- dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, direction);
- }
+ for_each_sg(sglist, sg, nents, i)
+ dma_cache_sync(dev, sg_virt(sg), sg->length, direction);
}
/* Now for the API extensions over the pci_ one */
diff --git a/arch/avr32/include/asm/uaccess.h b/arch/avr32/include/asm/uaccess.h
index a46f7cf..68cf638 100644
--- a/arch/avr32/include/asm/uaccess.h
+++ b/arch/avr32/include/asm/uaccess.h
@@ -97,7 +97,8 @@ static inline __kernel_size_t __copy_from_user(void *to,
* @x: Value to copy to user space.
* @ptr: Destination address, in user space.
*
- * Context: User context only. This function may sleep.
+ * Context: User context only. This function may sleep if pagefaults are
+ * enabled.
*
* This macro copies a single simple value from kernel space to user
* space. It supports simple types like char and int, but not larger
@@ -116,7 +117,8 @@ static inline __kernel_size_t __copy_from_user(void *to,
* @x: Variable to store result.
* @ptr: Source address, in user space.
*
- * Context: User context only. This function may sleep.
+ * Context: User context only. This function may sleep if pagefaults are
+ * enabled.
*
* This macro copies a single simple variable from user space to kernel
* space. It supports simple types like char and int, but not larger
@@ -136,7 +138,8 @@ static inline __kernel_size_t __copy_from_user(void *to,
* @x: Value to copy to user space.
* @ptr: Destination address, in user space.
*
- * Context: User context only. This function may sleep.
+ * Context: User context only. This function may sleep if pagefaults are
+ * enabled.
*
* This macro copies a single simple value from kernel space to user
* space. It supports simple types like char and int, but not larger
@@ -158,7 +161,8 @@ static inline __kernel_size_t __copy_from_user(void *to,
* @x: Variable to store result.
* @ptr: Source address, in user space.
*
- * Context: User context only. This function may sleep.
+ * Context: User context only. This function may sleep if pagefaults are
+ * enabled.
*
* This macro copies a single simple variable from user space to kernel
* space. It supports simple types like char and int, but not larger