Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 17 Sep 2002 20:00:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 17 Sep 2002 20:00:38 -0400 Received: from ns.suse.de ([213.95.15.193]:65028 "EHLO Cantor.suse.de") by vger.kernel.org with ESMTP id ; Tue, 17 Sep 2002 20:00:37 -0400 Date: Wed, 18 Sep 2002 02:05:35 +0200 From: Andi Kleen To: "David S. Miller" Cc: ak@suse.de, johnstul@us.ibm.com, jamesclv@us.ibm.com, alan@lxorguk.ukuu.org.uk, linux-kernel@vger.kernel.org, anton.wilson@camotion.com Subject: Re: do_gettimeofday vs. rdtsc in the scheduler Message-ID: <20020918020535.A9784@wotan.suse.de> References: <20020918015209.B31263@wotan.suse.de> <20020917.164649.110499262.davem@redhat.com> <20020918015838.A6684@wotan.suse.de> <20020917.165131.81918297.davem@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20020917.165131.81918297.davem@redhat.com> User-Agent: Mutt/1.3.22.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 718 Lines: 19 On Tue, Sep 17, 2002 at 04:51:31PM -0700, David S. Miller wrote: > From: Andi Kleen > Date: Wed, 18 Sep 2002 01:58:38 +0200 > > The local APIC timer is specified in the Intel Manual volume 3 for example. > It's an optional feature (CPUID), but pretty much everyone has it. > > It is internal or external to the processor? Ie. can it be in the > southbridge or something? If yes, then I still hold my point. Local Apic is in the cpu. -Andi - 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/