Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763915AbXFBWzG (ORCPT ); Sat, 2 Jun 2007 18:55:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761910AbXFBWy4 (ORCPT ); Sat, 2 Jun 2007 18:54:56 -0400 Received: from smtp2.linux-foundation.org ([207.189.120.14]:53629 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761692AbXFBWyz (ORCPT ); Sat, 2 Jun 2007 18:54:55 -0400 Date: Sat, 2 Jun 2007 15:54:40 -0700 From: Andrew Morton To: Linus Torvalds Cc: Tear , mingo@redhat.com, Linux Kernel Mailing List , "Brown, Len" Subject: Re: [RFC][PATCH] IO-APIC blacklist Message-Id: <20070602155440.c1f8d1cb.akpm@linux-foundation.org> In-Reply-To: References: <105227.2990.qm@web63604.mail.re1.yahoo.com> X-Mailer: Sylpheed 2.4.1 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1578 Lines: 37 On Sat, 2 Jun 2007 14:28:58 -0700 (PDT) Linus Torvalds wrote: > That blacklist entry is _ancient_. It's entirely possible that it's just > bogus: we've had so many ACPI fixes since it was added, that it's quite > possible that the blacklist entry itself is bogus, and is the result of > some old ACPI bug that triggered on that entry. > > The Dell GX240 entry was added by commit 68e4ad79294 in the historic Linux > archive: > > Author: Len Brown > Date: Sat Aug 9 15:00:59 2003 -0400 > > ACPI from 2.4: > build: add ACPI_HT, delete ACPI_HT_ONLY > boot: add acpi={force, off, ht}; delete "noht", "acpismp=" > add DMI blacklist from UnitedLinux > > and since it sounds like the machine _works_ with ACPI on, my real > preference would be to just remove the black-list entry. > > In fact, I thought that patch already existed in the -mm tree? It is. remove-dell-optiplex-gx240-from-the-acpi-blacklist.patch > Len - do you have any archives back from 2003 and earlier to indicate why > the Dell GX240 was blacklisted? "add DMI blacklist from UnitedLinux". Lost in the mists of time, I expect. I guess we can tag remove-dell-optiplex-gx240-from-the-acpi-blacklist.patch as "backport to 2.6.22.x if it doesn't break anything in 2.6.23-rcX". - 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/