netdev - Re: [PATCH 2.6.30-rc4] r8169: avoid losing MSI interrupts

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Message-ID: <4A8F1011.7040508@googlemail.com>
Date:	Fri, 21 Aug 2009 23:22:25 +0200
From:	Michael Riepe <michael.riepe@...glemail.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
CC:	David Dillow <dave@...dillows.org>, Michael Buesch <mb@...sch.de>,
	Francois Romieu <romieu@...zoreil.com>,
	Rui Santos <rsantos@...popie.com>,
	Michael Büker <m.bueker@...lin.de>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 2.6.30-rc4] r8169: avoid losing MSI interrupts

Hi!

Eric W. Biederman wrote:

> I have what at first glance looks like a problem caused by this
> patch.  For the last month since upgrading one of my machines from
> 2.6.28 to 2.6.30 it has been becomming inaccessible from the
> network and I have a few:
> 
> NETDEV WATCHDOG: eth0 (r8169): transmit timed out
>
> in my logs and a lot soft lockups that always have rtl8169_interrupt
> as the thing that is running.   I suspect your patch has introduced
> a near infinite loop in the interrupt handler and is causing these
> soft lockups.

I've been running 2.6.30 for more than two months now and all is fine.
But this might be a different chip.

-- 
Michael "Tired" Riepe <michael.riepe@...glemail.com>
X-Tired: Each morning I get up I die a little
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