Commit 55a3982e authored by Shannon Nelson's avatar Shannon Nelson Committed by Jakub Kicinski
Browse files

ionic: check for queue deadline in doorbell_napi_work 



Check the deadline against the last time run and only
schedule a new napi if we haven't been run recently.

Signed-off-by: default avatarShannon Nelson <shannon.nelson@amd.com>
Link: https://lore.kernel.org/r/20240619003257.6138-7-shannon.nelson@amd.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent d7f9bc68

drivers/net/ethernet/pensando/ionic/ionic_dev.c

+8 −1
Original line number Diff line number Diff line
@@ -58,6 +58,13 @@ void ionic_doorbell_napi_work(struct work_struct *work) 
{

	struct ionic_qcq *qcq = container_of(work, struct ionic_qcq,

					     doorbell_napi_work);

	unsigned long now, then, dif;



	now = READ_ONCE(jiffies);

	then = qcq->q.dbell_jiffies;

	dif = now - then;



	if (dif > qcq->q.dbell_deadline)

		ionic_napi_schedule_do_softirq(&qcq->napi);

}