diff options
| author | Yuyang Du <yuyang.du@intel.com> | 2015-07-15 02:04:36 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-08-03 12:21:28 +0200 |
| commit | cd126afe838d7ea9b971cdea087fd498a7293c7f (patch) | |
| tree | b97f11a9f22df6c55f7f33239ea85777103b69fa /kernel/sched/debug.c | |
| parent | stop_machine: Remove cpu_stop_work's from list in cpu_stop_park() (diff) | |
| download | linux-cd126afe838d7ea9b971cdea087fd498a7293c7f.tar.xz linux-cd126afe838d7ea9b971cdea087fd498a7293c7f.zip | |
sched/fair: Remove rq's runnable avg
The current rq->avg is not used at all since its merge into the kernel,
and the code is in the scheduler's hot path, so remove it.
Tested-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Yuyang Du <yuyang.du@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
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: arjan@linux.intel.com
Cc: bsegall@google.com
Cc: fengguang.wu@intel.com
Cc: len.brown@intel.com
Cc: morten.rasmussen@arm.com
Cc: pjt@google.com
Cc: rafael.j.wysocki@intel.com
Cc: umgwanakikbuti@gmail.com
Cc: vincent.guittot@linaro.org
Link: http://lkml.kernel.org/r/1436918682-4971-2-git-send-email-yuyang.du@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/debug.c')
| -rw-r--r-- | kernel/sched/debug.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 4222ec50ab88..363b7e82554b 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -68,13 +68,8 @@ static void print_cfs_group_stats(struct seq_file *m, int cpu, struct task_group #define PN(F) \ SEQ_printf(m, " .%-30s: %lld.%06ld\n", #F, SPLIT_NS((long long)F)) - if (!se) { - struct sched_avg *avg = &cpu_rq(cpu)->avg; - P(avg->runnable_avg_sum); - P(avg->avg_period); + if (!se) return; - } - PN(se->exec_start); PN(se->vruntime); |