Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756743Ab0FOIom (ORCPT ); Tue, 15 Jun 2010 04:44:42 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60197 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756675Ab0FOIol (ORCPT ); Tue, 15 Jun 2010 04:44:41 -0400 Message-ID: <4C173D76.3070504@redhat.com> Date: Tue, 15 Jun 2010 11:44:38 +0300 From: Avi Kivity User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100430 Fedora/3.0.4-3.fc13 Thunderbird/3.0.4 MIME-Version: 1.0 To: Zachary Amsden CC: mtosatti@redhat.com, glommer@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 13/17] Add TSC offset tracking References: <1276587259-32319-1-git-send-email-zamsden@redhat.com> <1276587259-32319-14-git-send-email-zamsden@redhat.com> In-Reply-To: <1276587259-32319-14-git-send-email-zamsden@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 602 Lines: 17 On 06/15/2010 10:34 AM, Zachary Amsden wrote: > Track the last TSC offset set for each VM and ensure that the storing of > the offset and the reading of the TSC are never preempted by taking a > spinlock. > > Totally missing the point - tsc is per vcpu, why do we need per-vm tracking? -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/