linux-kernel - Re: [GIT PULL] AlacrityVM guest drivers for 2.6.33

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Message-ID: <4B2FA4F2.8000401@redhat.com>
Date:	Mon, 21 Dec 2009 18:40:18 +0200
From:	Avi Kivity <avi@...hat.com>
To:	Anthony Liguori <anthony@...emonkey.ws>
CC:	Gregory Haskins <gregory.haskins@...il.com>,
	Ingo Molnar <mingo@...e.hu>, kvm@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	torvalds@...ux-foundation.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	netdev@...r.kernel.org,
	"alacrityvm-devel@...ts.sourceforge.net" 
	<alacrityvm-devel@...ts.sourceforge.net>
Subject: Re: [GIT PULL] AlacrityVM guest drivers for 2.6.33

On 12/21/2009 06:37 PM, Anthony Liguori wrote:
> Since virtio-pci supports MSI-X, there should be no IO exits on 
> host->guest notification other than EOI in the virtual APIC.  This is 
> a light weight exit today and will likely disappear entirely with 
> newer hardware.

I'm working on disappearing EOI exits on older hardware as well.  Same 
idea as the old TPR patching, without most of the magic.

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

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