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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-01 19:12:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-01 19:12:53 -0700 |
| commit | 3527d3e9514f013f361fba29fd71858d9361049d (patch) | |
| tree | 6c46190e29a05c66b6efdaa9ba7ab2453c4bb51e /kernel/sched/features.h | |
| parent | 3711c94fd6593318146348c940d81040acf9e877 (diff) | |
| parent | 21173d0b4d2a0b9e9e5f3155cf2cfc5781a6f4b1 (diff) | |
| download | linux-3527d3e9514f013f361fba29fd71858d9361049d.tar.bz2 | |
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler updates from Ingo Molnar:
"The main changes in this cycle were:
- another round of rq-clock handling debugging, robustization and
fixes
- PELT accounting improvements
- CPU hotplug related ->cpus_allowed affinity handling fixes all
around the tree
- ... plus misc fixes, cleanups and updates"
* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (35 commits)
sched/x86: Update reschedule warning text
crypto: N2 - Replace racy task affinity logic
cpufreq/sparc-us2e: Replace racy task affinity logic
cpufreq/sparc-us3: Replace racy task affinity logic
cpufreq/sh: Replace racy task affinity logic
cpufreq/ia64: Replace racy task affinity logic
ACPI/processor: Replace racy task affinity logic
ACPI/processor: Fix error handling in __acpi_processor_start()
sparc/sysfs: Replace racy task affinity logic
powerpc/smp: Replace open coded task affinity logic
ia64/sn/hwperf: Replace racy task affinity logic
ia64/salinfo: Replace racy task affinity logic
workqueue: Provide work_on_cpu_safe()
ia64/topology: Remove cpus_allowed manipulation
sched/fair: Move the PELT constants into a generated header
sched/fair: Increase PELT accuracy for small tasks
sched/fair: Fix comments
sched/Documentation: Add 'sched-pelt' tool
sched/fair: Fix corner case in __accumulate_sum()
sched/core: Remove 'task' parameter and rename tsk_restore_flags() to current_restore_flags()
...
Diffstat (limited to 'kernel/sched/features.h')
| -rw-r--r-- | kernel/sched/features.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/sched/features.h b/kernel/sched/features.h index 1b3c8189b286..11192e0cb122 100644 --- a/kernel/sched/features.h +++ b/kernel/sched/features.h @@ -56,6 +56,13 @@ SCHED_FEAT(TTWU_QUEUE, true) */ SCHED_FEAT(SIS_AVG_CPU, false) +/* + * Issue a WARN when we do multiple update_rq_clock() calls + * in a single rq->lock section. Default disabled because the + * annotations are not complete. + */ +SCHED_FEAT(WARN_DOUBLE_CLOCK, false) + #ifdef HAVE_RT_PUSH_IPI /* * In order to avoid a thundering herd attack of CPUs that are |