From: "subashab@xxxxxxxxxxxxxx" <subashab@xxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/netfilter/nf_conntrack_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 69746928cc0a..c6f1cf0bff56 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -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;
}
--
2.1.4
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