Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261192AbVAHPqH (ORCPT ); Sat, 8 Jan 2005 10:46:07 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261193AbVAHPqH (ORCPT ); Sat, 8 Jan 2005 10:46:07 -0500 Received: from colin2.muc.de ([193.149.48.15]:29957 "HELO colin2.muc.de") by vger.kernel.org with SMTP id S261192AbVAHPqB (ORCPT ); Sat, 8 Jan 2005 10:46:01 -0500 Date: 8 Jan 2005 16:46:00 +0100 Date: Sat, 8 Jan 2005 16:46:00 +0100 From: Andi Kleen To: Mikael Pettersson Cc: YhLu@tyan.com, Matt_Domsch@dell.com, discuss@x86-64.org, jamesclv@us.ibm.com, linux-kernel@vger.kernel.org, suresh.b.siddha@intel.com Subject: Re: 256 apic id for amd64 Message-ID: <20050108154600.GA75857@muc.de> References: <200501080237.j082booI005302@harpo.it.uu.se> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200501080237.j082booI005302@harpo.it.uu.se> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 905 Lines: 24 On Sat, Jan 08, 2005 at 03:37:50AM +0100, Mikael Pettersson wrote: > On Fri, 7 Jan 2005 22:12:00 +0100, Andi Kleen wrote: > >On Fri, Jan 07, 2005 at 01:14:24PM -0800, YhLu wrote: > >> After keep the bsp using 0, the jiffies works well. Werid? > > > >Probably a bug somewhere. But since BSP should be always > >0 I'm not sure it is worth tracking down. > > I hope by "0" you're referring to a Linux kernel defined > software value and _not_ what the HW or BIOS conjured up! No, I'm refering to the APIC ID configured by the BIOS. > Never trust a BIOS to DTRT. I won't complicate the x86-64 code to work around non existant theoretical BIOS issues. -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/