diff --git a/net/core/dev.c b/net/core/dev.c index 988e42912e722c07739cf82f2f5b04c1310cd7c2..cdcb9cbedf41fe496fa38a559a342b58757884a3 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2432,8 +2432,10 @@ static int enqueue_to_backlog(struct sk_buff *skb, int cpu, return NET_RX_SUCCESS; } - /* Schedule NAPI for backlog device */ - if (napi_schedule_prep(&sd->backlog)) { + /* Schedule NAPI for backlog device + * We can use non atomic operation since we own the queue lock + */ + if (!__test_and_set_bit(NAPI_STATE_SCHED, &sd->backlog.state)) { if (!rps_ipi_queued(sd)) ____napi_schedule(sd, &sd->backlog); }