From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754771Ab1HZJ4i (ORCPT ); Fri, 26 Aug 2011 05:56:38 -0400 Received: from mail-bw0-f46.google.com ([209.85.214.46]:58449 "EHLO mail-bw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754590Ab1HZJ4h (ORCPT ); Fri, 26 Aug 2011 05:56:37 -0400 Date: Fri, 26 Aug 2011 13:56:31 +0400 From: Cyrill Gorcunov To: Ralf Jung Cc: Bjorn Helgaas , "H. Peter Anvin" , Suresh Siddha , Thomas Gleixner , Ingo Molnar , Yinghai Lu , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH 1/2] x86, ioapic: Reserve only 128 bytes for IOAPICs Message-ID: <20110826095631.GF3903@sun> References: <20110825230539.5355.13851.stgit@bhelgaas.mtv.corp.google.com> <201108261122.33304.ralfjung-e@gmx.de> <20110826093917.GE3903@sun> <201108261153.21103.ralfjung-e@gmx.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201108261153.21103.ralfjung-e@gmx.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 26, 2011 at 11:53:20AM +0200, Ralf Jung wrote: > Hi, > > > Hi Ralf, I can't put that risk on you. Hell knows how it will react > > on such reprogramming (which is seems rather a bios duty than kernel). > > Oh, we are talking about that kind of problems? It's my main (and only) work > laptop, so... thanks for the warning ;-) > Yeah, i'm just curious ;) Anyway, Bjorn's patch fixes your problem and the warn_on I proposed might be added later, on top of this patch. Cyrill