From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262841AbUKXUYa (ORCPT ); Wed, 24 Nov 2004 15:24:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262835AbUKXUWb (ORCPT ); Wed, 24 Nov 2004 15:22:31 -0500 Received: from pop5-1.us4.outblaze.com ([205.158.62.125]:49848 "HELO pop5-1.us4.outblaze.com") by vger.kernel.org with SMTP id S262831AbUKXUVE (ORCPT ); Wed, 24 Nov 2004 15:21:04 -0500 Subject: Re: Suspend 2 merge: 19/51: Remove MTRR sysdev support. From: Nigel Cunningham Reply-To: ncunningham@linuxmail.org To: Zwane Mwaikambo Cc: Linux Kernel Mailing List In-Reply-To: References: <1101292194.5805.180.camel@desktop.cunninghams> <1101295453.5805.263.camel@desktop.cunninghams> Content-Type: text/plain Message-Id: <1101327166.3425.4.camel@desktop.cunninghams> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6-1mdk Date: Thu, 25 Nov 2004 07:17:24 +1100 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi. On Thu, 2004-11-25 at 03:27, Zwane Mwaikambo wrote: > On Wed, 24 Nov 2004, Nigel Cunningham wrote: > > > This patch removes sysdev support for MTRRs (potential SMP hang and > > shouldn't be done with interrupts done anyway). Instead, we save and > > restore MTRRs when entering and exiting the processor freezers (ie when > > saving the registers & context for each CPU via an SMP call). > > I take it this has been tested with AGP and X11 running? Absolutely. It is used all the time. (The machine I'm typing on now has HT support and I normally suspend from X - Radeon driver and just double checked that agpgart is loaded). Regards, Nigel -- Nigel Cunningham Pastoral Worker Christian Reformed Church of Tuggeranong PO Box 1004, Tuggeranong, ACT 2901 You see, at just the right time, when we were still powerless, Christ died for the ungodly. -- Romans 5:6