netdev - Re: [PATCH] forcedeth: msi interrupts

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Message-ID: <20080604230038.GB26514@synapse.neuralscape.com>
Date:	Wed, 4 Jun 2008 16:00:38 -0700
From:	Karen Shaeffer <shaeffer@...ralscape.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Ayaz Abdulla <aabdulla@...dia.com>, jgarzik@...ox.com,
	manfred@...orfullife.com, akpm@...uxfoundation.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH] forcedeth: msi interrupts

On Wed, Jun 04, 2008 at 03:18:54PM -0700, Andrew Morton wrote:
> On Tue, 03 Jun 2008 16:51:46 -0400
> Ayaz Abdulla <aabdulla@...dia.com> wrote:
> 
> > This patch adds a workaround for lost MSI interrupts. There is a race 
> > condition in the HW in which future interrupts could be missed. The 
> > workaround is to toggle the MSI irq mask.
> > 
> 
> Do you think this is a 2.6.26 thing?

Or does it go back even further, maybe even as far as 2.6.18?
I've observed the CK48 NICs hang on 2.6.18 - 2.6.24 kernels.
Just wondering if this is relevant.

Thanks,
Karen
-- 
 Karen Shaeffer
 Neuralscape, Palo Alto, Ca. 94306
 shaeffer@...ralscape.com  http://www.neuralscape.com
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