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Revert "vmstat: Reduce time interval to stat update on idle cpu"

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This reverts commit f2d841b160.

This patch is one among the 6 patches that were initially picked
to fix an issue where tasks were getting blocked in reclaim path.
But these patches are found to cause cpu wakeups.

Change-Id: Id8fd4fd39e76faf1f3ae0825dc77cfbd4b5a8670
Signed-off-by: Vinayak Menon <vinmenon@codeaurora.org>
This commit is contained in:
Vinayak Menon 2015-03-26 15:33:38 +05:30
parent 75e958e8b1
commit a874ea1be4
1 changed files with 2 additions and 2 deletions
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4
mm/vmstat.c
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@ -1396,8 +1396,8 @@ static void vmstat_shepherd(struct work_struct *w)
if (need_update(cpu) &&
cpumask_test_and_clear_cpu(cpu, cpu_stat_off))
schedule_delayed_work_on(cpu,
&per_cpu(vmstat_work, cpu), 0);
schedule_delayed_work_on(cpu, &per_cpu(vmstat_work, cpu),
__round_jiffies_relative(sysctl_stat_interval, cpu));
put_online_cpus();