Return-Path: Message-Id: <20130813155825.857676446@goodmis.org> Date: Tue, 13 Aug 2013 11:57:08 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Stephen Hemminger , "David S. Miller" Subject: [14/88] 8139cp: reset BQL when ring tx ring cleared References: <20130813155654.069291373@goodmis.org> Content-Disposition: inline; filename=0014-8139cp-reset-BQL-when-ring-tx-ring-cleared.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.6.11.7-rc1 stable review patch. If anyone has any objections, please let me know. ------------------ From: stephen hemminger [ Upstream commit 98962baad72fd6d393bf39dbb7c2076532c363c6 ] 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: Stephen Hemminger Signed-off-by: David S. Miller Signed-off-by: Steven Rostedt --- drivers/net/ethernet/realtek/8139cp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index a2679d8..dd3371b 100644 --- a/drivers/net/ethernet/realtek/8139cp.c +++ b/drivers/net/ethernet/realtek/8139cp.c @@ -1100,6 +1100,7 @@ static void cp_clean_rings (struct cp_private *cp) 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->tx_ring, 0, sizeof(struct cp_desc) * CP_TX_RING_SIZE); -- 1.7.10.4