Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756667Ab0BTQWt (ORCPT ); Sat, 20 Feb 2010 11:22:49 -0500 Received: from eagle.jhcloos.com ([207.210.242.212]:60904 "EHLO eagle.jhcloos.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756556Ab0BTQWq (ORCPT ); Sat, 20 Feb 2010 11:22:46 -0500 From: James Cloos To: Dave Airlie Cc: linux-kernel@vger.kernel.org, Chris Mason , linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-btrfs@vger.kernel.org, jfs-discussion@lists.sourceforge.net Subject: Re: [Regression] Filesystem I/O is CPU-bound in rc7 and rc8 In-Reply-To: <21d7e9971002191403tdc16bf9h5ebf6b48fec95d6a@mail.gmail.com> (Dave Airlie's message of "Sat, 20 Feb 2010 08:03:57 +1000") References: <20100215154516.GB11057@think> <21d7e9971002191302s76111f6fyd986c51b66e214ae@mail.gmail.com> <21d7e9971002191403tdc16bf9h5ebf6b48fec95d6a@mail.gmail.com> User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.1.90 (gnu/linux) Face: iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABHNCSVQICAgIfAhkiAAAAI1J REFUOE+lU9ESgCAIg64P1y+ngUdxhl5H8wFbbM0OmUiEhKkCYaZThXCo6KE5sCbA1DDX3genvO4d eBQgEMaM5qy6uWk4SfBYfdu9jvBN9nSVDOKRtwb+I3epboOsOX5pZbJNsBJFvmQQ05YMfieIBnYX FK2N6dOawd97r/e8RjkTLzmMsiVgrAoEugtviCM3v2WzjgAAAABJRU5ErkJggg== Copyright: Copyright 2009 James Cloos OpenPGP: ED7DAEA6; url=http://jhcloos.com/public_key/0xED7DAEA6.asc OpenPGP-Fingerprint: E9E9 F828 61A4 6EA9 0F2B 63E7 997A 9F17 ED7D AEA6 Date: Sat, 20 Feb 2010 10:59:31 -0500 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 952 Lines: 27 >>>>> "Dave" == Dave Airlie writes: >> >> OK. ?I do use radeon kms (r100). Dave> I've just sent a pull req to Linus Dave> http://bugzilla.kernel.org/show_bug.cgi?id=15328 Dave> this Dave> http://bugzilla.kernel.org/attachment.cgi?id=25107 Dave> patch. I'll give that a try as soon as I can schedule a reboot. Dave> The relevant piece of dmesg is at the top ;-), where Dave> it states if you have PAT support or not, but I Dave> suspect if you try this patch it'll fix it. Oh. I thought you were referring to errors.... Anyway, no, the p3m does not support PAT: [ 0.000000] PAT not supported by CPU. -JimC -- James Cloos OpenPGP: 1024D/ED7DAEA6 -- 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/