From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753721Ab0ALDRu (ORCPT ); Mon, 11 Jan 2010 22:17:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753340Ab0ALDRu (ORCPT ); Mon, 11 Jan 2010 22:17:50 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:44009 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753126Ab0ALDRt (ORCPT ); Mon, 11 Jan 2010 22:17:49 -0500 Date: Mon, 11 Jan 2010 19:16:16 -0800 (PST) From: Linus Torvalds X-X-Sender: torvalds@localhost.localdomain To: Yinghai Lu cc: Suresh Siddha , "ananth@in.ibm.com" , Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH 3/4] x86: using logical flat for amd cpu too. In-Reply-To: <1263264483-3959-2-git-send-email-yinghai@kernel.org> Message-ID: References: <1263264483-3959-1-git-send-email-yinghai@kernel.org> <1263264483-3959-2-git-send-email-yinghai@kernel.org> User-Agent: Alpine 2.00 (LFD 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 11 Jan 2010, Yinghai Lu wrote: > > tested that amd support logical flat too when cpus num <= 8 and even > bsp apic id > 8 > > so could remove vendor check... At least this one makes code simpler. What was the background for thinking that AMD didn't support the same APIC addressing models? If there really is some issue external to the CPU's themselves, whatever problem was attributed to AMD might be the same (or similar) problem that Ananth had. Linus