From: "Dmitry Kravkov" <dmitry@broadcom.com>
To: davem@davemloft.net, "netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: "Eilon Greenstein" <eilong@broadcom.com>
Subject: [PATCH net-2.6] bnx2x: protect sequence increment with mutex
Date: Wed, 25 May 2011 17:55:51 +0300 [thread overview]
Message-ID: <1306335351.15327.0.camel@lb-tlvb-dmitry> (raw)
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
---
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
next reply other threads:[~2011-05-25 14:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-25 14:55 Dmitry Kravkov [this message]
2011-05-25 21:58 ` [PATCH net-2.6] bnx2x: protect sequence increment with mutex David Miller
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1306335351.15327.0.camel@lb-tlvb-dmitry \
--to=dmitry@broadcom.com \
--cc=davem@davemloft.net \
--cc=eilong@broadcom.com \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).