From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: [PATCH 17/17] Add timekeeping documentation Date: Fri, 18 Jun 2010 09:49:37 +0200 Message-ID: <20100618074937.GA9045@basil.fritz.box> References: <1276587259-32319-1-git-send-email-zamsden@redhat.com> <1276587259-32319-18-git-send-email-zamsden@redhat.com> <87mxuuujgm.fsf@basil.nowhere.org> <4C1A901F.2010802@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Andi Kleen , avi@redhat.com, mtosatti@redhat.com, glommer@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org To: Zachary Amsden Return-path: Content-Disposition: inline In-Reply-To: <4C1A901F.2010802@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org > The point is about hotplug CPUs. Any hotplugged CPU will not have a > perfectly synchronized TSC, ever, even on a single socket, single crystal > board. hotplug was in the next section, not in this. Besides most systems do not support hotplug CPUs. -Andi