From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [patch 1/2] genirq: Run irq handlers with interrupts disabled
Date: Wed, 31 Mar 2010 13:16:37 +0200 (CEST)
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References: <20100326000325.917127328@linutronix.de> <20100326000405.758579387@linutronix.de> <20100326061310.GV20695@one.firstfloor.org> <alpine.LFD.2.00.1003261224070.3147@localhost.localdomain> <20100330053325.GL20695@one.firstfloor.org>
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To: Andi Kleen <andi@firstfloor.org>
Cc: Linus Torvalds <torvalds@osdl.org>, LKML <linux-kernel@vger.kernel.org>, linux-arch@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>, Ingo Molnar <mingo@elte.hu>, Peter Zijlstra <peterz@infradead.org>, Alan Cox <alan@lxorguk.ukuu.org.uk>, David Miller <davem@davemloft.net>, Greg Kroah-Hartman <gregkh@suse.de>, Arnaldo Carvalho de Melo <acme@redhat.com>

On Tue, 30 Mar 2010, Andi Kleen wrote:

> > Why not simply force IRQF_DISABLED for all MSI interrupts. That still
> > allows nesting for non MSI ones, but it limits the chance of throwing
> > up reasonably well. That's a two liner.
> > 
> > Can you please test whether it resolves the issue at hand ?
> 
> Sorry for the late answer. Got confirmation that this patch
> fixes the test case. Thanks.

Ok, I'll push it linus wards and cc stable. I think thats the least
intrusive safe bet we can have right now.

Thanks,

	tglx