From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [GIT PULL] AlacrityVM guest drivers for 2.6.33 Date: Mon, 21 Dec 2009 18:40:18 +0200 Message-ID: <4B2FA4F2.8000401@redhat.com> References: <4B1D4F29.8020309@gmail.com> <20091218215107.GA14946@elte.hu> <4B2F9582.5000002@gmail.com> <4B2F978D.7010602@redhat.com> <4B2F9C85.7070202@gmail.com> <4B2FA42F.3070408@codemonkey.ws> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Gregory Haskins , Ingo Molnar , kvm@vger.kernel.org, Andrew Morton , torvalds@linux-foundation.org, "linux-kernel@vger.kernel.org" , netdev@vger.kernel.org, "alacrityvm-devel@lists.sourceforge.net" To: Anthony Liguori Return-path: In-Reply-To: <4B2FA42F.3070408@codemonkey.ws> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org 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