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b85c8b71bf
linux/kernel/sched
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Peter Zijlstra b85c8b71bf sched/core: Optimize ttwu_stat() 
The whole of ttwu_stat() is guarded by a single schedstat_enabled(),
there is absolutely no point in then issuing another static_branch for
every single schedstat_inc() in there.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2018-02-06 10:20:31 +01:00
..
autogroup.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
autogroup.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
clock.c sched/clock, sched/cputime: Use lockdep to assert IRQs are disabled/enabled 2017-11-08 11:13:53 +01:00
completion.c locking/lockdep: Remove cross-release leftovers 2018-01-08 17:30:45 +01:00
core.c sched/core: Optimize ttwu_stat() 2018-02-06 10:20:31 +01:00
cpuacct.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
cpudeadline.c sched/deadline: Change return value of cpudl_find() 2017-08-10 12:18:17 +02:00
cpudeadline.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
cpufreq_schedutil.c sched/cpufreq: Always consider all CPUs when deciding next freq 2018-01-10 12:53:34 +01:00
cpufreq.c
cpupri.c sched/cpupri: Don't re-initialize 'struct cpupri' 2017-08-10 12:18:14 +02:00
cpupri.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
cputime.c Merge branch 'for-4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup 2017-11-15 14:29:44 -08:00
deadline.c sched/deadline: Make bandwidth enforcement scale-invariant 2018-01-10 12:53:35 +01:00
debug.c sched/fair: Propagate an effective runnable_load_avg 2017-09-29 19:35:15 +02:00
fair.c Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-01-30 11:55:56 -08:00
features.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
idle_task.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
idle.c sched/idle: Micro-optimize the idle loop 2017-10-26 08:31:29 +02:00
isolation.c sched/isolation: Add basic isolcpus flags 2017-10-27 09:55:31 +02:00
loadavg.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Makefile Merge branch 'linus' into sched/core, to pick up fixes 2017-11-08 10:17:15 +01:00
membarrier.c membarrier: Provide core serializing command, *_SYNC_CORE 2018-02-05 21:35:03 +01:00
rt.c Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu 2018-01-03 14:14:18 +01:00
sched-pelt.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sched.h sched/deadline: Make bandwidth enforcement scale-invariant 2018-01-10 12:53:35 +01:00
stats.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
stats.h sched/core: Optimize ttwu_stat() 2018-02-06 10:20:31 +01:00
stop_task.c Merge branch 'for-4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup 2017-11-15 14:29:44 -08:00
swait.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
topology.c Merge branch 'linus' into sched/core, to pick up fixes 2017-11-08 10:17:15 +01:00
wait_bit.c Pass mode to wait_on_atomic_t() action funcs and provide default actions 2017-11-13 15:38:16 +00:00
wait.c sched/wait: Fix add_wait_queue() behavioral change 2017-12-06 19:30:34 +01:00