linux-kernel - Re: [PATCH 0/2] eventfd: new EFD

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Message-ID: <4A913DA9.1020403@redhat.com>
Date:	Sun, 23 Aug 2009 16:01:29 +0300
From:	Avi Kivity <avi@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
CC:	Davide Libenzi <davidel@...ilserver.org>, gleb@...hat.com,
	kvm@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] eventfd: new EFD_STATE flag

On 08/20/2009 09:28 PM, Michael S. Tsirkin wrote:
>>> I thought the point was to move assigned devices out of KVM?
>>>
>>>        
>> Grr.  Forgot about that.
>>
>> That's much more important.
>>      
> Looks like we'll have do with a separate char device or
> something?
>    

We can still tunnel it through userspace.  Most assigned devices will 
have MSI.  uio can signal the eventfd when the level changes, qemu can 
read the level and write it to kvm.

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

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