From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Nick Bowler <nbowler@elliptictech.com>
Cc: linux-kernel@vger.kernel.org, alan@linux.intel.com, gregkh@suse.de
Subject: Re: [Regression, bisected] Transmit failure in et131x.
Date: Thu, 8 Oct 2009 22:32:02 +0100 [thread overview]
Message-ID: <20091008223202.6e1b1303@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <20091008140805.GA21535@emergent.ellipticsemi.com>
> I bisected the problem to the following commit. The WARN messages and
> bisection log are at the end of this email.
>
> 356c74b401f6b05ae5d793e9d1a9ba8297b8e3ff is first bad commit
> commit 356c74b401f6b05ae5d793e9d1a9ba8297b8e3ff
> Author: Alan Cox <alan@linux.intel.com>
> Date: Thu Aug 27 11:01:57 2009 +0100
Thanks. I'll go through that patch again see what I broke on your card.
Probably a wrapping bug with a long queue that my box for some reason
didn't manage to hit.
> Oct 5 23:37:53 aphrodite WARNING: at net/sched/sch_generic.c:261 dev_watchdog+0x13c/0x1fd()
> Oct 5 23:37:53 aphrodite Hardware name: System Product Name
> Oct 5 23:37:53 aphrodite NETDEV WATCHDOG: eth0 (et131x): transmit queue 0 timed out
That is the important bit. The rest is fall out from the fact the driver
doesn't recover properly when it fails.
Alan
next prev parent reply other threads:[~2009-10-08 21:31 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-08 14:08 [Regression, bisected] Transmit failure in et131x Nick Bowler
2009-10-08 21:32 ` Alan Cox [this message]
2009-10-09 10:20 ` Alan Cox
2009-10-11 23:00 ` Nick Bowler
2009-10-12 10:36 ` Alan Cox
2009-10-12 14:19 ` Nick Bowler
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