Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 10 Oct 2002 17:09:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 10 Oct 2002 17:09:27 -0400 Received: from e6.ny.us.ibm.com ([32.97.182.106]:41119 "EHLO e6.ny.us.ibm.com") by vger.kernel.org with ESMTP id ; Thu, 10 Oct 2002 17:09:26 -0400 Subject: Re: Patch?: linux-2.5.41 multiprocessor vs. CONFIG_X86_TSC From: john stultz To: Alan Cox Cc: William Lee Irwin III , "Adam J. Richter" , mingo@redhat.com, James.Bottomley@HansenPartnership.com, lkml In-Reply-To: <1034284641.6463.26.camel@irongate.swansea.linux.org.uk> References: <20021010050212.A383@baldur.yggdrasil.com> <20021010121757.GY12432@holomorphy.com> <1034274158.19093.28.camel@cog> <1034284641.6463.26.camel@irongate.swansea.linux.org.uk> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.8 Date: 10 Oct 2002 14:07:27 -0700 Message-Id: <1034284047.19981.43.camel@cog> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 645 Lines: 18 On Thu, 2002-10-10 at 14:17, Alan Cox wrote: > On Thu, 2002-10-10 at 19:22, john stultz wrote: > > Actually, the TSC is only guaranteed to be a valid time source on > > uniprocessor machines. Linux tries its best to synchronize the TSCs > > across cpus at boot, however larger systems where all the cups are not > > On a subset of uniprocessor machines... Ah, very true, good catch. thanks -john - 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/