From: Michael Buesch <mb@bu3sch.de>
To: Larry Finger <Larry.Finger@lwfinger.net>
Cc: John Linville <linville@tuxdriver.com>,
Bcm43xx-dev@lists.berlios.de, linux-wireless@vger.kernel.org
Subject: Re: [PATCH V2] bcm43xx: Fix cancellation of work queue crashes
Date: Tue, 4 Sep 2007 21:17:49 +0200 [thread overview]
Message-ID: <200709042117.50006.mb@bu3sch.de> (raw)
In-Reply-To: <46ddae8c.UPc5+Azm3rCZdJxZ%Larry.Finger@lwfinger.net>
On Tuesday 04 September 2007, Larry Finger wrote:
> A crash upon booting that is caused by bcm43xx has been reported [1] and
> found to be due to a work queue being reinitialized while work on that
> queue is still pending. This fix modifies the shutdown of work queues and
> prevents periodic work from being requeued during shutdown. With this patch,
> no more crashes on reboot were observed by the original reporter. I do not
> get that particular failure on my system; however, when running a large
> number of ifdown/ifup sequences, my system would kernel panic with the
> 'caps lock' light blinking at roughly a 1 Hz rate. In addition, there were
> infrequent failures in the firmware that resulted in 'IRQ READY TIMEOUT'
> errors. With this patch, no more of the first type of failure occur, and
> incidence of the second type is greatly reduced.
>
> [1] http://bugzilla.kernel.org/show_bug.cgi?id=8937
>
> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
This version of the patch is
Acked-by: Michael Buesch <mb@bu3sch.de>
prev parent reply other threads:[~2007-09-04 19:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-04 19:14 [PATCH V2] bcm43xx: Fix cancellation of work queue crashes Larry Finger
2007-09-04 19:17 ` Michael Buesch [this message]
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