From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262245AbTERWgX (ORCPT ); Sun, 18 May 2003 18:36:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262246AbTERWgX (ORCPT ); Sun, 18 May 2003 18:36:23 -0400 Received: from deviant.impure.org.uk ([195.82.120.238]:43974 "EHLO deviant.impure.org.uk") by vger.kernel.org with ESMTP id S262245AbTERWgX (ORCPT ); Sun, 18 May 2003 18:36:23 -0400 Date: Sun, 18 May 2003 23:52:04 +0100 From: Dave Jones To: Jamie Lokier Cc: Alan Cox , Andi Kleen , kraxel@suse.de, jsimmons@infradead.org, Linux Kernel Mailing List Subject: Re: [PATCH] Use MTRRs by default for vesafb on x86-64 Message-ID: <20030518225204.GA21068@suse.de> Mail-Followup-To: Dave Jones , Jamie Lokier , Alan Cox , Andi Kleen , kraxel@suse.de, jsimmons@infradead.org, Linux Kernel Mailing List References: <20030515145640.GA19152@averell> <20030515151633.GA6128@suse.de> <1053118296.5599.27.camel@dhcp22.swansea.linux.org.uk> <20030518053935.GA4112@averell> <20030518161105.GA7404@mail.jlokier.co.uk> <1053290431.27107.4.camel@dhcp22.swansea.linux.org.uk> <20030518223446.GA8591@mail.jlokier.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030518223446.GA8591@mail.jlokier.co.uk> User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, May 18, 2003 at 11:34:46PM +0100, Jamie Lokier wrote: > If that's the problem, a test which writes a data pattern to a > significant chunk of video RAM in sequence, as fast as possible, and > then reads it would be practically guaranteed to spot this and > indicate that MTRRs aren't suitable for this card in this mode. Or you could just add the PCI ID to the quirks list.. Dave