Commit 98962baa authored by stephen hemminger's avatar stephen hemminger Committed by David S. Miller

8139cp: reset BQL when ring tx ring cleared

This patch cures transmit timeout's with DHCP observed
while running under KVM. When the transmit ring is cleaned out,
the Byte Queue Limit values need to be reset.
Signed-off-by: default avatarStephen Hemminger <stephen@networkplumber.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4d12997a
...@@ -1136,6 +1136,7 @@ static void cp_clean_rings (struct cp_private *cp) ...@@ -1136,6 +1136,7 @@ static void cp_clean_rings (struct cp_private *cp)
cp->dev->stats.tx_dropped++; cp->dev->stats.tx_dropped++;
} }
} }
netdev_reset_queue(cp->dev);
memset(cp->rx_ring, 0, sizeof(struct cp_desc) * CP_RX_RING_SIZE); memset(cp->rx_ring, 0, sizeof(struct cp_desc) * CP_RX_RING_SIZE);
memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE); memset(cp->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment