linux-kernel - Re: [PATCH v3 00/12] KVM: Add host swap event notifications for PV guest

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Message-ID: <4B43631A.2030101@redhat.com>
Date:	Tue, 05 Jan 2010 18:04:42 +0200
From:	Avi Kivity <avi@...hat.com>
To:	Jun Koi <junkoi2004@...il.com>
CC:	Gleb Natapov <gleb@...hat.com>, kvm@...r.kernel.org,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org, mingo@...e.hu,
	a.p.zijlstra@...llo.nl, tglx@...utronix.de, hpa@...or.com,
	riel@...hat.com, cl@...ux-foundation.org
Subject: Re: [PATCH v3 00/12] KVM: Add host swap event notifications for PV
 	guest

On 01/05/2010 05:05 PM, Jun Koi wrote:
> Is it true that to make this work, we will need a (PV) kernel driver
> for each guest OS (Windows, Linux, ...)?
>
>    

It's partially usable even without guest modifications; while servicing 
a host page fault we can still deliver interrupts to the guest (which 
might cause a context switch and thus further progress to be made).

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

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