Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932282AbVKKKhA (ORCPT ); Fri, 11 Nov 2005 05:37:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932356AbVKKKhA (ORCPT ); Fri, 11 Nov 2005 05:37:00 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:60314 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S932282AbVKKKg7 (ORCPT ); Fri, 11 Nov 2005 05:36:59 -0500 Date: Fri, 11 Nov 2005 11:36:05 +0100 From: Pavel Machek To: Zachary Amsden Cc: Andrew Morton , Linus Torvalds , Linux Kernel Mailing List , "H. Peter Anvin" , Zwane Mwaikambo , Pratap Subrahmanyam , Christopher Li , "Eric W. Biederman" , Ingo Molnar Subject: Re: [PATCH 1/10] Cr4 is valid on some 486s Message-ID: <20051111103605.GC27805@elf.ucw.cz> References: <200511100032.jAA0WgUq027712@zach-dev.vmware.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200511100032.jAA0WgUq027712@zach-dev.vmware.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 545 Lines: 16 Hi! > So some 486 processors do have CR4 register. Allow them to present it in > register dumps by using the old fault technique rather than testing processor > family. I thought Andi commented this as "way too risky", for little good. Nested exceptions are evil. Pavel -- Thanks, Sharp! - 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/