Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758032AbZDPRgc (ORCPT ); Thu, 16 Apr 2009 13:36:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755603AbZDPRgW (ORCPT ); Thu, 16 Apr 2009 13:36:22 -0400 Received: from mga01.intel.com ([192.55.52.88]:11245 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755018AbZDPRgW convert rfc822-to-8bit (ORCPT ); Thu, 16 Apr 2009 13:36:22 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.40,199,1239001200"; d="scan'208";a="448546153" From: "Pallipadi, Venkatesh" To: Yinghai Lu , "davidjon@xenontk.org" CC: "linux-kernel@vger.kernel.org" , Ingo Molnar , Jesse Barnes Date: Thu, 16 Apr 2009 10:38:14 -0700 Subject: RE: X freezes intermittently with 2.6.29.1 Thread-Topic: X freezes intermittently with 2.6.29.1 Thread-Index: Acm+Y4diAOfNvMk6QJOnWJZ1jsuLnwAVlZCA Message-ID: <7E82351C108FA840AB1866AC776AEC46587A0784@orsmsx505.amr.corp.intel.com> References: <49E6D8FE.80908@xenontk.org> <86802c440904160018j5c4842d8t92742b6a1b2e4514@mail.gmail.com> In-Reply-To: <86802c440904160018j5c4842d8t92742b6a1b2e4514@mail.gmail.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2293 Lines: 68 Specifically the patch here will help (not sure whether it cleanly applies over 29.1. http://marc.info/?l=linux-kernel&m=123923026401648&w=2 Thanks, Venki >-----Original Message----- >From: Yinghai Lu [mailto:yhlu.kernel@gmail.com] >Sent: Thursday, April 16, 2009 12:18 AM >To: davidjon@xenontk.org >Cc: linux-kernel@vger.kernel.org; Pallipadi, Venkatesh; Ingo >Molnar; Jesse Barnes >Subject: Re: X freezes intermittently with 2.6.29.1 > >On Thu, Apr 16, 2009 at 12:06 AM, David John > wrote: >> Hi All, >> >> With 2.6.29.1 (stock kernel), on my Dell Inspiron 1545, X freezes for >> 15-20 seconds at a time randomly every 10 seconds or so making it >> unusable. Currently, I use the 2.6.29.1-54.fc11.x86_64 >kernel that comes >> with Fedora 11 Beta which has the same problem but only when >X is left >> idle for a period of time. The kernel log is overrun by >messages of the >> type: >> >> X:2802 freeing invalid memtype e4b42000-e4b43000 >> X:2802 freeing invalid memtype e4b43000-e4b44000 >> X:2802 freeing invalid memtype e4b44000-e4b45000 > >can you try tip? >http://people.redhat.com/mingo/tip.git/readme.txt > >it seems include one patch for that. > >> >> This I believe is related to this: >> >> mtrr: type mismatch for e0000000,10000000 old: write-back new: >> write-combining >> [drm] MTRR allocation failed. ?Graphics performance may suffer. >> >> The MTRR setup is below: >> reg00: base=0x000000000 ( ? ?0MB), size=32768MB, count=1: write-back >> reg01: base=0x0e0000000 ( 3584MB), size= ?512MB, count=1: uncachable >> reg02: base=0x07dc00000 ( 2012MB), size= ? ?4MB, count=1: uncachable >> reg03: base=0x07e000000 ( 2016MB), size= ? 32MB, count=1: uncachable >> >> I think the first entry is bogus. Both kernels come with the >> MTRR sanitize option enabled but the code is unable to find an >> optimal value. Is there any way to correct this? What values for >> mtrr_gran_size and mtrr_chunk_size would be appropriate? > >gran_size: 32M chunk_size: 128M num_reg: 7 >lose cover RAM: 28M > >YH >-- 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/