[dpdk-stable] [PATCH v2 2/5] net/ena: Tx doorbell statistics fix
Michal Krawczyk
mk at semihalf.com
Tue Jan 26 19:32:23 CET 2021
From: Amit Bernstein <amitbern at amazon.com>
Increment Tx doorbell statistics on tx_pkt_burst
after writing to doorbell and in case max burst size achieved
Fixes: c7519ea5eb8d ("net/ena: call additional doorbells if needed")
Cc: stable at dpdk.org
Signed-off-by: Amit Bernstein <amitbern at amazon.com>
Reviewed-by: Michal Krawczyk <mk at semihalf.com>
Reviewed-by: Igor Chauskin <igorch at amazon.com>
---
drivers/net/ena/ena_ethdev.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
index 516e244295..111e830bfa 100644
--- a/drivers/net/ena/ena_ethdev.c
+++ b/drivers/net/ena/ena_ethdev.c
@@ -2519,6 +2519,7 @@ static int ena_xmit_mbuf(struct ena_ring *tx_ring, struct rte_mbuf *mbuf)
"llq tx max burst size of queue %d achieved, writing doorbell to send burst\n",
tx_ring->id);
ena_com_write_sq_doorbell(tx_ring->ena_com_io_sq);
+ tx_ring->tx_stats.doorbells++;
}
/* prepare the packet's descriptors to dma engine */
--
2.25.1
More information about the stable
mailing list