Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758433AbcLAFyf (ORCPT ); Thu, 1 Dec 2016 00:54:35 -0500 Received: from merlin.infradead.org ([205.233.59.134]:47080 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754743AbcLAFyd (ORCPT ); Thu, 1 Dec 2016 00:54:33 -0500 Date: Thu, 1 Dec 2016 06:53:50 +0100 From: Peter Zijlstra To: Andy Lutomirski Cc: x86@kernel.org, One Thousand Gnomes , Borislav Petkov , "linux-kernel@vger.kernel.org" , Brian Gerst , Matthew Whitehead , Henrique de Moraes Holschuh , Denys Vlasenko , "H . Peter Anvin" , Josh Poimboeuf , Linus Torvalds , Thomas Gleixner Subject: Re: [PATCH 2/4] Revert "x86/boot: Fail the boot if !M486 and CPUID is missing" Message-ID: <20161201055350.GH3092@twins.programming.kicks-ass.net> References: <56690623af05784f41a4efbe1b25b1e2c43fdefb.1480536936.git.luto@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <56690623af05784f41a4efbe1b25b1e2c43fdefb.1480536936.git.luto@kernel.org> User-Agent: Mutt/1.5.23.1 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 391 Lines: 8 On Wed, Nov 30, 2016 at 12:34:53PM -0800, Andy Lutomirski wrote: > This reverts commit ed68d7e9b9cfb64f3045ffbcb108df03c09a0f98. > > The patch wasn't quite correct -- there are non-Intel (and hence > non-486) CPUs that we support that don't have CPUID. Since we no > longer require CPUID for sync_core(), just revert the patch. Might be useful to enumerate which special parts these are.