linux-kernel - Re: [PATCH 0/2] kvm: fix spurious interrupt with irqfd

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Message-ID: <4B571CAC.9000902@redhat.com>
Date:	Wed, 20 Jan 2010 17:09:32 +0200
From:	Avi Kivity <avi@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
CC:	mtosatti@...hat.com, Davide Libenzi <davidel@...ilserver.org>,
	kvm@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] kvm: fix spurious interrupt with irqfd

On 01/20/2010 04:58 PM, Michael S. Tsirkin wrote:
>
>> I'm uncomfortable with pushing Davide's patch into stable and possibly
>> causing regressions with unrelated applications.  Can't a guest live
>> with a spurious interrupt?
>>      
> Well guests mask/unmask vector on each interrupt, so this will trigger
> an irq storm I think.
>
>    
>>   It's not like they're unknown.
>>      
> Depends on the device really.
> In theory, if they trigger at an unfortunate time this could cause
> crashes.
>
>    

I'd like confirmation on both of these before I push things to stable.

-- 
error compiling committee.c: too many arguments to function

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