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Revert "vmstat: do not use deferrable delayed work for vmstat_update"

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This reverts commit ae5ffa6b56.

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: I8c1133552fb4fa0dfd19e98fc6cf8040c1fd8472
Signed-off-by: Vinayak Menon <vinmenon@codeaurora.org>
This commit is contained in:
Vinayak Menon 2015-03-26 15:35:55 +05:30
parent a874ea1be4
commit 698e00109f
1 changed files with 1 additions and 1 deletions
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mm/vmstat.c
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@ -1411,7 +1411,7 @@ static void __init start_shepherd_timer(void)
int cpu;
for_each_possible_cpu(cpu)
INIT_DELAYED_WORK(per_cpu_ptr(&vmstat_work, cpu),
INIT_DEFERRABLE_WORK(per_cpu_ptr(&vmstat_work, cpu),
vmstat_update);
if (!alloc_cpumask_var(&cpu_stat_off, GFP_KERNEL))