diff options
| author |   Shannon Nelson <snelson@pensando.io> | 2020-10-22 16:55:30 -0700 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2020-10-23 18:37:23 -0700 |
| commit | 43ecf7b46f2688fd37909801aee264f288b3917b (patch) | |
| tree | bd2c2e4acdc751580419d9d3b2de3380d00c57b4 | |
| parent | ionic: clean up sparse complaints (diff) | |
| download | wireguard-linux-43ecf7b46f2688fd37909801aee264f288b3917b.tar.xz wireguard-linux-43ecf7b46f2688fd37909801aee264f288b3917b.zip | |
ionic: no rx flush in deinit
Kmemleak pointed out to us that ionic_rx_flush() is sending
skbs into napi_gro_XXX with a disabled napi context, and these
end up getting lost and leaked. We can safely remove the flush.
Fixes: 0f3154e6bcb3 ("ionic: Add Tx and Rx handling")
Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_lif.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_txrx.c | 13 | ||||
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_txrx.h | 1 |
3 files changed, 0 insertions, 15 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index 591c644b8e69..a12df3946a07 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -1656,7 +1656,6 @@ static void ionic_txrx_deinit(struct ionic_lif *lif) if (lif->rxqcqs) { for (i = 0; i < lif->nxqs && lif->rxqcqs[i]; i++) { ionic_lif_qcq_deinit(lif, lif->rxqcqs[i]); - ionic_rx_flush(&lif->rxqcqs[i]->cq); ionic_rx_empty(&lif->rxqcqs[i]->q); } } diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c index 8f6fc7142bc5..35acb4d66e31 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c @@ -253,19 +253,6 @@ static bool ionic_rx_service(struct ionic_cq *cq, struct ionic_cq_info *cq_info) return true; } -void ionic_rx_flush(struct ionic_cq *cq) -{ - struct ionic_dev *idev = &cq->lif->ionic->idev; - u32 work_done; - - work_done = ionic_cq_service(cq, cq->num_descs, - ionic_rx_service, NULL, NULL); - - if (work_done) - ionic_intr_credits(idev->intr_ctrl, cq->bound_intr->index, - work_done, IONIC_INTR_CRED_RESET_COALESCE); -} - static int ionic_rx_page_alloc(struct ionic_queue *q, struct ionic_page_info *page_info) { diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.h b/drivers/net/ethernet/pensando/ionic/ionic_txrx.h index a5883be0413f..7667b72232b8 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.h @@ -4,7 +4,6 @@ #ifndef _IONIC_TXRX_H_ #define _IONIC_TXRX_H_ -void ionic_rx_flush(struct ionic_cq *cq); void ionic_tx_flush(struct ionic_cq *cq); void ionic_rx_fill(struct ionic_queue *q); |