From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933424AbYDYXon (ORCPT ); Fri, 25 Apr 2008 19:44:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758626AbYDYXoZ (ORCPT ); Fri, 25 Apr 2008 19:44:25 -0400 Received: from smtp1.linux-foundation.org ([140.211.169.13]:55789 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933045AbYDYXoY (ORCPT ); Fri, 25 Apr 2008 19:44:24 -0400 Date: Fri, 25 Apr 2008 16:43:59 -0700 (PDT) From: Linus Torvalds To: Ingo Molnar cc: linux-kernel@vger.kernel.org, Andrew Morton , "H. Peter Anvin" , Thomas Gleixner Subject: Re: [git pull] x86 PAT changes In-Reply-To: <20080424225625.GB8717@elte.hu> Message-ID: References: <20080424225625.GB8717@elte.hu> User-Agent: Alpine 1.10 (LFD 962 2008-03-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 25 Apr 2008, Ingo Molnar wrote: > Linus, please pull the x86-pat git tree from: > > git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86-pat.git for-linus > > this adds the second (and final) phase of the x86 PAT changes. Due to > generic impact (the drivers/char/mem.c and include/asm-generic/iomap.h > changes) this is offered as a separate tree. So why is PAT dependent on NONPROMISC_DEVMEM here? It seems pointless and wrong. Somebody might want to have both the full /dev/mem and PAT. Also, it causes this message for me on one of my machines: EXT3-fs: mounted filesystem with ordered data mode. Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 mtrr: no more MTRRs available Overlap at 0xd0000000-0xe0000000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0380000 EXT3 FS on dm-0, internal journal ... eth0: no IPv6 routers present Overlap at 0xd0000000-0xe0000000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0380000 Overlap at 0xd0000000-0xe0000000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0380000 Overlap at 0xd0000000-0xe0000000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0380000 Overlap at 0xd0000000-0xe0000000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0380000 Overlap at 0xd0000000-0xe0000000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0380000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xd0000000-0xd0020000 mtrr: no more MTRRs available Overlap at 0xd0000000-0xe0000000 Overlap at 0xe0300000-0xe0400000 Overlap at 0xe0300000-0xe0380000 which is a bit annoying. Forgotten debug printk, perhaps? Linus