From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Dmitry Kravkov" Subject: [PATCH net-next] bnx2x: fix crash while ethtool -t Date: Tue, 6 Dec 2011 14:05:12 +0200 Message-ID: <1323173112-30577-1-git-send-email-dmitry@broadcom.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: "Dmitry Kravkov" , "Eilon Greenstein" To: davem@davemloft.net, netdev@vger.kernel.org Return-path: Received: from mms3.broadcom.com ([216.31.210.19]:2139 "EHLO MMS3.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933238Ab1LFMFV (ORCPT ); Tue, 6 Dec 2011 07:05:21 -0500 Sender: netdev-owner@vger.kernel.org List-ID: commit 2df1a70aaf70e8dff11b89b938a5f317556ee640 "bnx2x: Support for byte queue limits" has introduced an asymmetry in usage of netdev_tx_completed_queue and netdev_tx_sent_queue. Missing call to netdev_tx_sent_queue causes the crash during ethtool -t. The patch adds the missing call. Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein --- .../net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index c679ed9..0b4b1d3 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -1741,6 +1741,7 @@ static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode) u16 len; int rc = -ENODEV; u8 *data; + struct netdev_queue *txq = netdev_get_tx_queue(bp->dev, txdata->txq_index); /* check the loopback mode */ switch (loopback_mode) { @@ -1795,6 +1796,8 @@ static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode) tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb); rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb); + netdev_tx_sent_queue(txq, skb->len); + pkt_prod = txdata->tx_pkt_prod++; tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)]; tx_buf->first_bd = txdata->tx_bd_prod; -- 1.7.1