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author | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:19:12 (GMT) |
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committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:37:18 (GMT) |
commit | 86ba38e6f5f2fbfe9b49e153ea89593b26482019 (patch) | |
tree | f99d2906b0eafca507f37289e68052fc105cc2dc /init | |
parent | 07c8b57b111585a617b2b456497fc9b33c00743c (diff) | |
download | linux-fsl-qoriq-86ba38e6f5f2fbfe9b49e153ea89593b26482019.tar.xz |
Reset to 3.12.19
Diffstat (limited to 'init')
-rw-r--r-- | init/Kconfig | 14 | ||||
-rw-r--r-- | init/Makefile | 2 | ||||
-rw-r--r-- | init/main.c | 4 |
3 files changed, 11 insertions, 9 deletions
diff --git a/init/Kconfig b/init/Kconfig index f6aeea6..d42dc7c 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -615,7 +615,7 @@ config RCU_FANOUT_EXACT config RCU_FAST_NO_HZ bool "Accelerate last non-dyntick-idle CPU's grace periods" - depends on NO_HZ_COMMON && SMP && !PREEMPT_RT_FULL + depends on NO_HZ_COMMON && SMP default n help This option permits CPUs to enter dynticks-idle state even if @@ -642,7 +642,7 @@ config TREE_RCU_TRACE config RCU_BOOST bool "Enable RCU priority boosting" depends on RT_MUTEXES && PREEMPT_RCU - default y if PREEMPT_RT_FULL + default n help This option boosts the priority of preempted RCU readers that block the current preemptible RCU grace period for too long. @@ -1042,7 +1042,6 @@ config CFS_BANDWIDTH config RT_GROUP_SCHED bool "Group scheduling for SCHED_RR/FIFO" depends on CGROUP_SCHED - depends on !PREEMPT_RT_FULL default n help This feature lets you explicitly allocate real CPU bandwidth @@ -1407,6 +1406,13 @@ config FUTEX support for "fast userspace mutexes". The resulting kernel may not run glibc-based applications correctly. +config HAVE_FUTEX_CMPXCHG + bool + help + Architectures should select this if futex_atomic_cmpxchg_inatomic() + is implemented and always working. This removes a couple of runtime + checks. + config EPOLL bool "Enable eventpoll support" if EXPERT default y @@ -1576,7 +1582,6 @@ choice config SLAB bool "SLAB" - depends on !PREEMPT_RT_FULL help The regular slab allocator that is established and known to work well in all environments. It organizes cache hot objects in @@ -1595,7 +1600,6 @@ config SLUB config SLOB depends on EXPERT bool "SLOB (Simple Allocator)" - depends on !PREEMPT_RT_FULL help SLOB replaces the stock allocator with a drastically simpler allocator. SLOB is generally more space efficient but diff --git a/init/Makefile b/init/Makefile index 88cf473..7bc47ee 100644 --- a/init/Makefile +++ b/init/Makefile @@ -33,4 +33,4 @@ silent_chk_compile.h = : include/generated/compile.h: FORCE @$($(quiet)chk_compile.h) $(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \ - "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CONFIG_PREEMPT_RT_FULL)" "$(CC) $(KBUILD_CFLAGS)" + "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(KBUILD_CFLAGS)" diff --git a/init/main.c b/init/main.c index e8087f7..63d3e8f 100644 --- a/init/main.c +++ b/init/main.c @@ -6,7 +6,7 @@ * GK 2/5/95 - Changed to support mounting root fs via NFS * Added initrd & change_root: Werner Almesberger & Hans Lermen, Feb '96 * Moan early if gcc is old, avoiding bogus kernels - Paul Gortmaker, May '96 - * Simplified starting of init: Michael A. Griffith <grif@acm.org> + * Simplified starting of init: Michael A. Griffith <grif@acm.org> */ #define DEBUG /* Enable initcall_debug */ @@ -74,7 +74,6 @@ #include <linux/ptrace.h> #include <linux/blkdev.h> #include <linux/elevator.h> -#include <linux/posix-timers.h> #include <linux/sched_clock.h> #include <linux/context_tracking.h> #include <linux/random.h> @@ -508,7 +507,6 @@ asmlinkage void __init start_kernel(void) setup_command_line(command_line); setup_nr_cpu_ids(); setup_per_cpu_areas(); - softirq_early_init(); smp_prepare_boot_cpu(); /* arch-specific boot-cpu hooks */ build_all_zonelists(NULL, NULL); |