From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dominik Brodowski Subject: Re: [PATCH 00/11] ACPI: early _PDC eval and unify x86/ia64 Date: Mon, 21 Dec 2009 09:15:50 +0100 Message-ID: <20091221081550.GA1648@isilmar.linta.de> References: <20091220190434.4274.67855.stgit@bob.kio> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from isilmar.linta.de ([213.133.102.198]:57976 "EHLO linta.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752108AbZLUIPw (ORCPT ); Mon, 21 Dec 2009 03:15:52 -0500 Content-Disposition: inline In-Reply-To: <20091220190434.4274.67855.stgit@bob.kio> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Alex Chiang Cc: venkatesh.pallipadi@intel.com, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Hey, On Sun, Dec 20, 2009 at 12:19:04PM -0700, Alex Chiang wrote: > This does introduce a boot time namespace walk for all the CPUs > in the system, looking for and evaluating _PDC. Hopefully that > will not make life miserable for the giant SGI clusters. If worse > comes to worse, maybe we can quirk them and avoid the namespace > walk. Could this be done async, with completion before EC initialization? Best, Dominik