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netfilter: conntrack: Change to deferable work queue

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Delayed workqueue causes wakeups to idle CPUs. This was
causing a power impact for devices. Use deferable work
queue instead so that gc_worker runs when CPU is active only.

Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
subashab@codeaurora.org 2017-07-20 19:42:19 -06:00 committed by Pablo Neira Ayuso
parent 6392c22603
commit a232cd0e0c
1 changed files with 1 additions and 1 deletions
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2
net/netfilter/nf_conntrack_core.c
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@ -1081,7 +1081,7 @@ static void gc_worker(struct work_struct *work)
static void conntrack_gc_work_init(struct conntrack_gc_work *gc_work)
{
INIT_DELAYED_WORK(&gc_work->dwork, gc_worker);
INIT_DEFERRABLE_WORK(&gc_work->dwork, gc_worker);
gc_work->next_gc_run = HZ;
gc_work->exiting = false;
}