linux-kernel - Re: [PATCH RFC] kvm: enable irq injection from interrupt context

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Message-ID: <4C95EC4C.4060904@redhat.com>
Date:	Sun, 19 Sep 2010 12:56:12 +0200
From:	Avi Kivity <avi@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
CC:	Gleb Natapov <gleb@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC] kvm: enable irq injection from interrupt context

  On 09/19/2010 12:45 PM, Michael S. Tsirkin wrote:
> On Fri, Sep 17, 2010 at 09:59:29AM +0200, Gleb Natapov wrote:
> >  >  writing 0 to eventfd does nothing. The way to deassert irq
> >  That is implementation detail of current irqfd. It was designed for MSI
> >  not level triggered interrupts.
>
> Maybe we should add a check that gsi is mapped to MSI (or unmapped) then?
> Level which switches to 1 and back to 0 immediately will be racy anyway
> ...
>

Add a check where?

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

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