From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Dmitry Kravkov" Subject: [PATCH net-2.6] bnx2x: protect sequence increment with mutex Date: Wed, 25 May 2011 17:55:51 +0300 Message-ID: <1306335351.15327.0.camel@lb-tlvb-dmitry> Reply-To: dmitry@broadcom.com Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Cc: "Eilon Greenstein" To: davem@davemloft.net, "netdev@vger.kernel.org" Return-path: Received: from mms1.broadcom.com ([216.31.210.17]:3273 "EHLO mms1.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755709Ab1EYOzv (ORCPT ); Wed, 25 May 2011 10:55:51 -0400 Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein --- drivers/net/bnx2x/bnx2x_main.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c index a97d9be..4b70311 100644 --- a/drivers/net/bnx2x/bnx2x_main.c +++ b/drivers/net/bnx2x/bnx2x_main.c @@ -2222,12 +2222,13 @@ static void bnx2x_pmf_update(struct bnx2x *bp) u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param) { int mb_idx = BP_FW_MB_IDX(bp); - u32 seq = ++bp->fw_seq; + u32 seq; u32 rc = 0; u32 cnt = 1; u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; mutex_lock(&bp->fw_mb_mutex); + seq = ++bp->fw_seq; SHMEM_WR(bp, func_mb[mb_idx].drv_mb_param, param); SHMEM_WR(bp, func_mb[mb_idx].drv_mb_header, (command | seq)); -- 1.7.2.2