Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756609AbYHMRi2 (ORCPT ); Wed, 13 Aug 2008 13:38:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752462AbYHMRiT (ORCPT ); Wed, 13 Aug 2008 13:38:19 -0400 Received: from terminus.zytor.com ([198.137.202.10]:56771 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752461AbYHMRiT (ORCPT ); Wed, 13 Aug 2008 13:38:19 -0400 Message-ID: <48A31BF5.7060608@zytor.com> Date: Wed, 13 Aug 2008 10:37:57 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Ingo Molnar CC: Mark Langsdorf , linux-kernel@vger.kernel.org, Linus Torvalds , Thomas Gleixner Subject: Re: invalidate caches before going into suspend References: <200808131141.18003.mark.langsdorf@amd.com> <20080813164728.GD5720@elte.hu> <48A31188.4050904@zytor.com> <20080813170133.GA16557@elte.hu> <48A319AB.9030707@zytor.com> <20080813173507.GA30911@elte.hu> In-Reply-To: <20080813173507.GA30911@elte.hu> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 715 Lines: 21 Ingo Molnar wrote: >>> >> Not significantly, but I cannot for my life figure out how it could >> help. >> >> Either the interrupts will be blocked by the CLI already in effect, or >> the additional CLI will not help, either (in fact, it will just >> slightly increase the window for something like that to slip in.) > > ah, the main point i tried to make was to have the CLI _before_ the > WBINVD - which Mark's patch didnt do. > Ah yes, that's important. -hpa -- 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/