linux-kernel - Re: Possibly SATA related freeze killed networking and RAID

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Message-ID: <474F3A4B.3080304@cfl.rr.com>
Date:	Thu, 29 Nov 2007 17:16:43 -0500
From:	Phillip Susi <psusi@....rr.com>
To:	Tejun Heo <htejun@...il.com>
CC:	Pavel Machek <pavel@....cz>, Alan Cox <alan@...rguk.ukuu.org.uk>,
	noah <noah123@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-ide@...r.kernel.org
Subject: Re: Possibly SATA related freeze killed networking and RAID

Tejun Heo wrote:
> Agreed.  Nobody cared on ATA controllers is usually very effective at
> taking the whole machine down.  Is there any reason why we don't turn on
> irqpoll on turned off IRQs automatically?

Why does a single spurious interrupt cause it to be shut down?  I can 
see if the interrupt is stuck on and keeps interrupting constantly, but 
if it's just the occasional spurious interrupt, why not just ignore it 
and move on?

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