Thread (13 messages) flat view 13 messages, 3 authors, 2018-07-18
STALE2954d

[PATCH net-next 6/9] net: hns3: remove unnecessary ring configuration operation while resetting

From: Salil Mehta <hidden>
Date: 2018-07-16 15:37:32
Also in: lkml
Subsystem: hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers: Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Huazhong Tan <redacted>

The configuration of the ring will be used to reinitialize the
ring after the hardware reset is completed. So we should not
release and reacquire this configuration during reset.

Fixes: bb6b94a896d4 ("net: hns3: Add reset interface implementation in client")
Signed-off-by: Huazhong Tan <redacted>
Signed-off-by: Peng Li <redacted>
Signed-off-by: Salil Mehta <redacted>
---
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 8 --------
 1 file changed, 8 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 8296446..24f82b7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -3436,10 +3436,6 @@ static int hns3_reset_notify_init_enet(struct hnae3_handle *handle)
 	/* Carrier off reporting is important to ethtool even BEFORE open */
 	netif_carrier_off(netdev);
 
-	ret = hns3_get_ring_config(priv);
-	if (ret)
-		return ret;
-
 	ret = hns3_nic_init_vector_data(priv);
 	if (ret)
 		return ret;
@@ -3471,10 +3467,6 @@ static int hns3_reset_notify_uninit_enet(struct hnae3_handle *handle)
 	if (ret)
 		netdev_err(netdev, "uninit ring error\n");
 
-	hns3_put_ring_config(priv);
-
-	priv->ring_data = NULL;
-
 	hns3_uninit_mac_addr(netdev);
 
 	return ret;
-- 
2.7.4
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