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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-12 10:20:12 +0900 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-12 10:20:12 +0900 |
| commit | 39cf275a1a18ba3c7eb9b986c5c9b35b57332798 (patch) | |
| tree | 40b119ca9d2fbaf8128d3fa25f4c64669002b0c0 /kernel/bounds.c | |
| parent | ad5d69899e52792671c1aa6c7360464c7edfe09c (diff) | |
| parent | e5137b50a0640009fd63a3e65c14bc6e1be8796a (diff) | |
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler changes from Ingo Molnar:
"The main changes in this cycle are:
- (much) improved CONFIG_NUMA_BALANCING support from Mel Gorman, Rik
van Riel, Peter Zijlstra et al. Yay!
- optimize preemption counter handling: merge the NEED_RESCHED flag
into the preempt_count variable, by Peter Zijlstra.
- wait.h fixes and code reorganization from Peter Zijlstra
- cfs_bandwidth fixes from Ben Segall
- SMP load-balancer cleanups from Peter Zijstra
- idle balancer improvements from Jason Low
- other fixes and cleanups"
* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (129 commits)
ftrace, sched: Add TRACE_FLAG_PREEMPT_RESCHED
stop_machine: Fix race between stop_two_cpus() and stop_cpus()
sched: Remove unnecessary iteration over sched domains to update nr_busy_cpus
sched: Fix asymmetric scheduling for POWER7
sched: Move completion code from core.c to completion.c
sched: Move wait code from core.c to wait.c
sched: Move wait.c into kernel/sched/
sched/wait: Fix __wait_event_interruptible_lock_irq_timeout()
sched: Avoid throttle_cfs_rq() racing with period_timer stopping
sched: Guarantee new group-entities always have weight
sched: Fix hrtimer_cancel()/rq->lock deadlock
sched: Fix cfs_bandwidth misuse of hrtimer_expires_remaining
sched: Fix race on toggling cfs_bandwidth_used
sched: Remove extra put_online_cpus() inside sched_setaffinity()
sched/rt: Fix task_tick_rt() comment
sched/wait: Fix build breakage
sched/wait: Introduce prepare_to_wait_event()
sched/wait: Add ___wait_cond_timeout() to wait_event*_timeout() too
sched: Remove get_online_cpus() usage
sched: Fix race in migrate_swap_stop()
...
Diffstat (limited to 'kernel/bounds.c')
| -rw-r--r-- | kernel/bounds.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/bounds.c b/kernel/bounds.c index 0c9b862292b2..e8ca97b5c386 100644 --- a/kernel/bounds.c +++ b/kernel/bounds.c @@ -10,6 +10,7 @@ #include <linux/mmzone.h> #include <linux/kbuild.h> #include <linux/page_cgroup.h> +#include <linux/log2.h> void foo(void) { @@ -17,5 +18,8 @@ void foo(void) DEFINE(NR_PAGEFLAGS, __NR_PAGEFLAGS); DEFINE(MAX_NR_ZONES, __MAX_NR_ZONES); DEFINE(NR_PCG_FLAGS, __NR_PCG_FLAGS); +#ifdef CONFIG_SMP + DEFINE(NR_CPUS_BITS, ilog2(CONFIG_NR_CPUS)); +#endif /* End of constants */ } |