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-rw-r--r--init/Kconfig29
-rw-r--r--init/do_mounts.c2
-rw-r--r--init/do_mounts_rd.c2
-rw-r--r--init/main.c3
4 files changed, 34 insertions, 2 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 172f80ea0d58..aafafeb0c117 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1154,6 +1154,18 @@ config CGROUP_PERF
Say N if unsure.
+config CGROUP_BPF
+ bool "Support for eBPF programs attached to cgroups"
+ depends on BPF_SYSCALL && SOCK_CGROUP_DATA
+ help
+ Allow attaching eBPF programs to a cgroup using the bpf(2)
+ syscall command BPF_PROG_ATTACH.
+
+ In which context these programs are accessed depends on the type
+ of attachment. For instance, programs that are attached using
+ BPF_CGROUP_INET_INGRESS will be executed on the ingress path of
+ inet sockets.
+
config CGROUP_DEBUG
bool "Example controller"
default n
@@ -1445,6 +1457,23 @@ config SYSCTL_SYSCALL
If unsure say N here.
+config POSIX_TIMERS
+ bool "Posix Clocks & timers" if EXPERT
+ default y
+ help
+ This includes native support for POSIX timers to the kernel.
+ Some embedded systems have no use for them and therefore they
+ can be configured out to reduce the size of the kernel image.
+
+ When this option is disabled, the following syscalls won't be
+ available: timer_create, timer_gettime: timer_getoverrun,
+ timer_settime, timer_delete, clock_adjtime, getitimer,
+ setitimer, alarm. Furthermore, the clock_settime, clock_gettime,
+ clock_getres and clock_nanosleep syscalls will be limited to
+ CLOCK_REALTIME, CLOCK_MONOTONIC and CLOCK_BOOTTIME only.
+
+ If unsure say y.
+
config KALLSYMS
bool "Load all symbols for debugging/ksymoops" if EXPERT
default y
diff --git a/init/do_mounts.c b/init/do_mounts.c
index dea5de95c2dd..c2de5104aad2 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -588,7 +588,7 @@ void __init prepare_namespace(void)
saved_root_name);
while (driver_probe_done() != 0 ||
(ROOT_DEV = name_to_dev_t(saved_root_name)) == 0)
- msleep(100);
+ msleep(5);
async_synchronize_full();
}
diff --git a/init/do_mounts_rd.c b/init/do_mounts_rd.c
index 8a09b32e07d6..dd4104c9aa12 100644
--- a/init/do_mounts_rd.c
+++ b/init/do_mounts_rd.c
@@ -272,7 +272,7 @@ int __init rd_load_image(char *from)
sys_write(out_fd, buf, BLOCK_SIZE);
#if !defined(CONFIG_S390)
if (!(i % 16)) {
- printk("%c\b", rotator[rotate & 0x3]);
+ pr_cont("%c\b", rotator[rotate & 0x3]);
rotate++;
}
#endif
diff --git a/init/main.c b/init/main.c
index 691eb9351a83..fa201166cba7 100644
--- a/init/main.c
+++ b/init/main.c
@@ -448,6 +448,8 @@ void __init parse_early_param(void)
done = 1;
}
+void __init __weak arch_post_acpi_subsys_init(void) { }
+
void __init __weak smp_setup_processor_id(void)
{
}
@@ -649,6 +651,7 @@ asmlinkage __visible void __init start_kernel(void)
check_bugs();
acpi_subsystem_init();
+ arch_post_acpi_subsys_init();
sfi_init_late();
if (efi_enabled(EFI_RUNTIME_SERVICES)) {