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-rw-r--r--init/Kconfig30
-rw-r--r--init/main.c3
2 files changed, 17 insertions, 16 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 95a66131403..38396ec7ee3 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -735,6 +735,9 @@ config CC_OPTIMIZE_FOR_SIZE
config SYSCTL
bool
+config ANON_INODES
+ bool
+
menuconfig EMBEDDED
bool "Configure standard kernel features (for small systems)"
help
@@ -840,18 +843,6 @@ config PCSPKR_PLATFORM
This option allows to disable the internal PC-Speaker
support, saving some memory.
-config COMPAT_BRK
- bool "Disable heap randomization"
- default y
- help
- Randomizing heap placement makes heap exploits harder, but it
- also breaks ancient binaries (including anything libc5 based).
- This option changes the bootup default to heap randomization
- disabled, and can be overriden runtime by setting
- /proc/sys/kernel/randomize_va_space to 2.
-
- On non-ancient distros (post-2000 ones) N is usually a safe choice.
-
config BASE_FULL
default y
bool "Enable full-sized data structures for core" if EMBEDDED
@@ -869,9 +860,6 @@ config FUTEX
support for "fast userspace mutexes". The resulting kernel may not
run glibc-based applications correctly.
-config ANON_INODES
- bool
-
config EPOLL
bool "Enable eventpoll support" if EMBEDDED
default y
@@ -957,6 +945,18 @@ config SLUB_DEBUG
SLUB sysfs support. /sys/slab will not exist and there will be
no support for cache validation etc.
+config COMPAT_BRK
+ bool "Disable heap randomization"
+ default y
+ help
+ Randomizing heap placement makes heap exploits harder, but it
+ also breaks ancient binaries (including anything libc5 based).
+ This option changes the bootup default to heap randomization
+ disabled, and can be overriden runtime by setting
+ /proc/sys/kernel/randomize_va_space to 2.
+
+ On non-ancient distros (post-2000 ones) N is usually a safe choice.
+
choice
prompt "Choose SLAB allocator"
default SLUB
diff --git a/init/main.c b/init/main.c
index 6441083f827..6bf83afd654 100644
--- a/init/main.c
+++ b/init/main.c
@@ -98,7 +98,7 @@ static inline void mark_rodata_ro(void) { }
extern void tc_init(void);
#endif
-enum system_states system_state;
+enum system_states system_state __read_mostly;
EXPORT_SYMBOL(system_state);
/*
@@ -464,6 +464,7 @@ static noinline void __init_refok rest_init(void)
* at least once to get things moving:
*/
init_idle_bootup_task(current);
+ rcu_scheduler_starting();
preempt_enable_no_resched();
schedule();
preempt_disable();