[dpdk-dev] [PATCH 02/11] net/qede: fix reset of fastpath rings after port stop

Rasesh Mody rasesh.mody at cavium.com
Tue Apr 25 09:28:37 CEST 2017


From: Harish Patil <harish.patil at qlogic.com>

Perform reset of the fastpath RX/TX rings after stopping device port and
not while starting the ports.

Fixes: cfe28a988565 ("net/qede: support unequal number of Rx/Tx queues")
Cc: stable at dpdk.org

Signed-off-by: Harish Patil <harish.patil at qlogic.com>
---
 drivers/net/qede/qede_rxtx.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/net/qede/qede_rxtx.c b/drivers/net/qede/qede_rxtx.c
index c6add0f..7623a01 100644
--- a/drivers/net/qede/qede_rxtx.c
+++ b/drivers/net/qede/qede_rxtx.c
@@ -1712,10 +1712,6 @@ int qede_dev_start(struct rte_eth_dev *eth_dev)
 	/* Bring-up the link */
 	qede_dev_set_link_state(eth_dev, true);
 
-	/* Reset ring */
-	if (qede_reset_fp_rings(qdev))
-		return -ENOMEM;
-
 	/* Start/resume traffic */
 	qdev->ops->fastpath_start(edev);
 
@@ -1835,6 +1831,7 @@ static int qede_stop_queues(struct qede_dev *qdev)
 			}
 		}
 	}
+	qede_reset_fp_rings(qdev);
 
 	return 0;
 }
-- 
1.7.10.3



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