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Date: Wed, 25 Apr 2007 11:35:22 +0100
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Tejun Heo <htejun@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
       "Berck E. Nash" <flyboy@gmail.com>,
       "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
       Jeff Garzik <jeff@garzik.org>, linux-ide@vger.kernel.org
Subject: Re: 2.6.21-rc7-mm1 BUG at kernel/sched-clock.c:175
 init_sched_clock()
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> > (and yes this happens on dual P3 boxes - NE2K has some fantastic bugs at
> > one point due to this)
> 
> I think the second patch should work regardless of IRQ posting.  No?

I believe so providing the IRQ handler tries to clear the cause of the
IRQ.

Alan