AcoSail/kernel_optimize_test
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f1dfdab694
kernel_optimize_test/kernel/sched
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Chris Wilson f1dfdab694 sched/vtime: Prevent unstable evaluation of WARN(vtime->state) 
As the vtime is sampled under loose seqcount protection by kcpustat, the
vtime fields may change as the code flows. Where logic dictates a field
has a static value, use a READ_ONCE.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Fixes: 74722bb223 ("sched/vtime: Bring up complete kcpustat accessor")
Link: https://lkml.kernel.org/r/20200123180849.28486-1-frederic@kernel.org
2020-03-06 12:57:16 +01:00
..
autogroup.c
autogroup.h
clock.c sched/clock: Use static_branch_likely() with sched_clock_running 2019-11-29 08:10:54 +01:00
completion.c
core.c sched/pelt: Remove unused runnable load average 2020-02-24 11:36:36 +01:00
cpuacct.c
cpudeadline.c
cpudeadline.h
cpufreq_schedutil.c sched/uclamp: Rename uclamp_util_with() into uclamp_rq_util_with() 2019-12-25 10:42:08 +01:00
cpufreq.c cpufreq: Avoid leaving stale IRQ work items during CPU offline 2019-12-12 17:59:43 +01:00
cpupri.c sched/rt: Make RT capacity-aware 2019-12-25 10:42:10 +01:00
cpupri.h sched/rt: Make RT capacity-aware 2019-12-25 10:42:10 +01:00
cputime.c sched/vtime: Prevent unstable evaluation of WARN(vtime->state) 2020-03-06 12:57:16 +01:00
deadline.c sched/core: Further clarify sched_class::set_next_task() 2019-11-11 08:35:21 +01:00
debug.c sched/pelt: Add a new runnable average signal 2020-02-24 11:36:36 +01:00
fair.c Merge branch 'linus' into sched/core, to pick up fixes 2020-03-06 12:49:56 +01:00
features.h sched/fair/util_est: Implement faster ramp-up EWMA on utilization increases 2019-10-29 10:01:07 +01:00
idle.c idle: fix spelling mistake "iterrupts" -> "interrupts" 2020-01-17 10:19:22 +01:00
isolation.c genirq, sched/isolation: Isolate from handling managed interrupts 2020-01-22 16:29:49 +01:00
loadavg.c timers/nohz: Update NOHZ load in remote tick 2020-01-28 21:36:44 +01:00
Makefile
membarrier.c membarrier: Fix RCU locking bug caused by faulty merge 2019-10-01 21:27:50 +02:00
pelt.c sched/pelt: Add a new runnable average signal 2020-02-24 11:36:36 +01:00
pelt.h
psi.c Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2020-02-15 12:51:22 -08:00
rt.c sched/rt: Optimize checking group RT scheduler constraints 2020-01-28 21:37:09 +01:00
sched-pelt.h
sched.h sched/pelt: Add a new runnable average signal 2020-02-24 11:36:36 +01:00
stats.c
stats.h sched/stats: Fix unlikely() use of sched_info_on() 2019-07-25 15:51:55 +02:00
stop_task.c sched/core: Further clarify sched_class::set_next_task() 2019-11-11 08:35:21 +01:00
swait.c
topology.c sched/topology: Remove SD_BALANCE_WAKE on asymmetric capacity systems 2020-02-20 21:03:14 +01:00
wait_bit.c sched/wait: fix ___wait_var_event(exclusive) 2019-12-17 13:32:50 +01:00
wait.c Add wake_up_interruptible_sync_poll_locked() 2019-10-31 15:12:23 +00:00