diff options
| author | Shannon Nelson <shannon.nelson@amd.com> | 2024-06-18 17:32:55 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-06-19 18:31:48 -0700 |
| commit | 55a3982ec721dabd5a4c2f16bfb03deb032e45c2 (patch) | |
| tree | 5c1aa74e005a04a04a07c8b98c1a8f7546ac351b | |
| parent | d7f9bc68591803a9bca34847b76b2fc8f12e5dfd (diff) | |
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: Shannon Nelson <shannon.nelson@amd.com>
Link: https://lore.kernel.org/r/20240619003257.6138-7-shannon.nelson@amd.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_dev.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_dev.c b/drivers/net/ethernet/pensando/ionic/ionic_dev.c index 56e7c120d492..ec36ace6d010 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_dev.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_dev.c @@ -58,7 +58,14 @@ void ionic_doorbell_napi_work(struct work_struct *work) { struct ionic_qcq *qcq = container_of(work, struct ionic_qcq, doorbell_napi_work); - ionic_napi_schedule_do_softirq(&qcq->napi); + 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); } static int ionic_get_preferred_cpu(struct ionic *ionic, |