netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Ron Mercer <ron.mercer@qlogic.com>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, ron.mercer@qlogic.com
Subject: [net-2.6 PATCH 3/5] qlge: Fix spin_lock warning.
Date: Tue, 29 Sep 2009 11:39:23 -0700	[thread overview]
Message-ID: <1254249565-16381-4-git-send-email-ron.mercer@qlogic.com> (raw)
In-Reply-To: <1254249565-16381-1-git-send-email-ron.mercer@qlogic.com>

Remove the unnecessary locking around the call to ql_adapter_reset().

Sep 25 08:17:29 localhost kernel:    SOFTIRQ-ON-W at:
Sep 25 08:17:29 localhost kernel:                         [<c0000000000a2964>] .lock_acquire+0x10c/0x158
Sep 25 08:17:29 localhost kernel:                         [<c0000000004542e0>] ._spin_lock+0x34/0x58
Sep 25 08:17:29 localhost kernel:                         [<d000000006723070>] .ql_adapter_down+0x40c/0x4a0 [qlge]
Sep 25 08:17:29 localhost kernel:                         [<d0000000067256d8>] .qlge_close+0x38/0x58 [qlge]
Sep 25 08:17:29 localhost kernel:                         [<c0000000003ada6c>] .dev_close+0xdc/0x118
Sep 25 08:17:29 localhost kernel:                         [<c0000000003adb48>] .rollback_registered+0xa0/0x158
Sep 25 08:17:29 localhost kernel:                         [<c0000000003adc50>] .unregister_netdevice+0x50/0x7c
Sep 25 08:17:29 localhost kernel:                         [<c0000000003adca0>] .unregister_netdev+0x24/0x40
Sep 25 08:17:29 localhost kernel:                         [<d00000000672e0c0>] .qlge_remove+0x28/0x64 [qlge]
Sep 25 08:17:29 localhost kernel:                         [<c000000000253fdc>] .pci_device_remove+0x50/0x90
Sep 25 08:17:29 localhost kernel:                         [<c0000000002f5434>] .__device_release_driver+0x94/0xf8
Sep 25 08:17:29 localhost kernel:                         [<c0000000002f5560>] .driver_detach+0xc8/0xfc
Sep 25 08:17:29 localhost kernel:                         [<c0000000002f3fd8>] .bus_remove_driver+0xb4/0x114
Sep 25 08:17:29 localhost kernel:                         [<c0000000002f5d4c>] .driver_unregister+0x80/0xa4
Sep 25 08:17:29 localhost kernel:                         [<c00000000025421c>] .pci_unregister_driver+0x50/0xc8
Sep 25 08:17:29 localhost kernel:                         [<d00000000672e044>] .qlge_exit+0x1c/0x34 [qlge]
Sep 25 08:17:29 localhost kernel:                         [<c0000000000ac8b0>] .SyS_delete_module+0x234/0x2d0
Sep 25 08:17:29 localhost kernel:                         [<c000000000008554>] syscall_exit+0x0/0x40
Sep 25 08:17:29 localhost kernel:    INITIAL USE at:

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
---
 drivers/net/qlge/qlge_main.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index e4b756d..b05300d 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -3380,12 +3380,10 @@ static int ql_adapter_down(struct ql_adapter *qdev)
 
 	ql_free_rx_buffers(qdev);
 
-	spin_lock(&qdev->hw_lock);
 	status = ql_adapter_reset(qdev);
 	if (status)
 		QPRINTK(qdev, IFDOWN, ERR, "reset(func #%d) FAILED!\n",
 			qdev->func);
-	spin_unlock(&qdev->hw_lock);
 	return status;
 }
 
-- 
1.6.0.2


  parent reply	other threads:[~2009-09-29 18:45 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-29 18:39 [net-2.6 PATCH 0/5] qlge: Bug fixes for qlge Ron Mercer
2009-09-29 18:39 ` [net-2.6 PATCH 1/5] qlge: Fix bad bit definitions Ron Mercer
2009-09-29 18:39 ` [net-2.6 PATCH 2/5] qlge: Fix out of sync hardware semaphore Ron Mercer
2009-09-29 18:39 ` Ron Mercer [this message]
2009-09-29 18:39 ` [net-2.6 PATCH 4/5] qlge: Protect reset recovery with rtnl_lock() Ron Mercer
2009-09-29 18:39 ` [net-2.6 PATCH 5/5] qlge: Fix error exit for probe call Ron Mercer
2009-10-01  3:04 ` [net-2.6 PATCH 0/5] qlge: Bug fixes for qlge 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=1254249565-16381-4-git-send-email-ron.mercer@qlogic.com \
    --to=ron.mercer@qlogic.com \
    --cc=davem@davemloft.net \
    --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).