From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763554AbYBOJXF (ORCPT ); Fri, 15 Feb 2008 04:23:05 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754509AbYBOJWt (ORCPT ); Fri, 15 Feb 2008 04:22:49 -0500 Received: from mga03.intel.com ([143.182.124.21]:41266 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754469AbYBOJWr (ORCPT ); Fri, 15 Feb 2008 04:22:47 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.25,357,1199692800"; d="scan'208";a="379396263" Subject: Re: [PATCH] Fix left over EFI cache mapping problems From: "Huang, Ying" To: Andi Kleen Cc: Ingo Molnar , torvalds@osdl.org, tglx@linutronix.de, linux-kernel@vger.kernel.org In-Reply-To: <20080215085501.GC25949@one.firstfloor.org> References: <20080214131317.GA27769@basil.nowhere.org> <20080214161218.GA28152@elte.hu> <20080214171603.GC16255@one.firstfloor.org> <20080214183819.GA19846@elte.hu> <1203043953.30010.14.camel@caritas-dev.intel.com> <20080215085501.GC25949@one.firstfloor.org> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Fri, 15 Feb 2008 17:16:53 +0800 Message-Id: <1203067013.30010.31.camel@caritas-dev.intel.com> Mime-Version: 1.0 X-Mailer: Evolution 2.12.3 X-OriginalArrivalTime: 15 Feb 2008 09:15:50.0851 (UTC) FILETIME=[5BB58130:01C86FB3] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2008-02-15 at 09:55 +0100, Andi Kleen wrote: > > But because end_pfn_map contains the above UC memory area, efi_ioremap() > > is not used on EFI 64. > > I see. It would be a good idea if you could test with a limited > memmap (mem=... command line option) just to make sure this path works I tested efi_ioremap with "memmap=...", and it works fine on my 2G EFI box. Best Regards, Huang Ying