Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758052AbXEaBuY (ORCPT ); Wed, 30 May 2007 21:50:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753253AbXEaBuL (ORCPT ); Wed, 30 May 2007 21:50:11 -0400 Received: from omta03ps.mx.bigpond.com ([144.140.82.155]:16469 "EHLO omta03ps.mx.bigpond.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752514AbXEaBuK (ORCPT ); Wed, 30 May 2007 21:50:10 -0400 Message-ID: <465E29C4.4010904@bigpond.net.au> Date: Thu, 31 May 2007 11:49:56 +1000 From: Peter Williams User-Agent: Thunderbird 1.5.0.10 (X11/20070302) MIME-Version: 1.0 To: "Siddha, Suresh B" CC: Ingo Molnar , Nick Piggin , Con Kolivas , Christoph Lameter , Dmitry Adamushko , Linux Kernel Subject: Re: [patch] CFS scheduler, -v12 References: <46523081.6050007@bigpond.net.au> <465275EF.8060905@bigpond.net.au> <4652DC03.60801@bigpond.net.au> <4655423E.6000202@bigpond.net.au> <20070524164538.GA13301@linux-os.sc.intel.com> <46561E67.3030207@bigpond.net.au> <20070529204557.GB3693@linux-os.sc.intel.com> <465CBD35.2000109@bigpond.net.au> <20070530005052.GE3693@linux-os.sc.intel.com> <465CDEEA.9060507@bigpond.net.au> <20070530044201.GF3693@linux-os.sc.intel.com> In-Reply-To: <20070530044201.GF3693@linux-os.sc.intel.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Authentication-Info: Submitted using SMTP AUTH PLAIN at oaamta03ps.mx.bigpond.com from [60.231.45.148] using ID pwil3058@bigpond.net.au at Thu, 31 May 2007 01:50:01 +0000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2519 Lines: 63 Siddha, Suresh B wrote: > On Tue, May 29, 2007 at 07:18:18PM -0700, Peter Williams wrote: >> Siddha, Suresh B wrote: >>> I can try 32-bit kernel to check. >> Don't bother. I just checked 2.6.22-rc3 and the problem is not present >> which means something between rc2 and rc3 has fixed the problem. I hate >> it when problems (appear to) fix themselves as it usually means they're >> just hiding. >> >> I didn't see any patches between rc2 and rc3 that were likely to have >> fixed this (but doesn't mean there wasn't one). I'm wondering whether I >> should do a git bisect to see if I can find where it got fixed? >> >> Could you see if you can reproduce it on 2.6.22-rc2? > > No. Just tried 2.6.22-rc2 64-bit version at runlevel 3 on my remote > system at office. 15 attempts didn't show the issue. > > Sure that nothing changed in your test setup? > > More experiments tomorrow morning.. I've finished bisecting and the patch at which things appear to improve is cd5477911fc9f5cc64678e2b95cdd606c59a11b5 which is in the middle of a bunch of patches reorganizing the link phase of the build. Patch description is: kbuild: add "Section mismatch" warning whitelist for powerpc author Li Yang Mon, 14 May 2007 10:04:28 +0000 (18:04 +0800) committer Sam Ravnborg Sat, 19 May 2007 07:11:57 +0000 (09:11 +0200) commit cd5477911fc9f5cc64678e2b95cdd606c59a11b5 tree d893f07b0040d36dfc60040dc695384e9afcf103 tree | snapshot parent f892b7d480eec809a5dfbd6e65742b3f3155e50e commit | diff kbuild: add "Section mismatch" warning whitelist for powerpc This patch fixes the following class of "Section mismatch" warnings when building powerpc platforms. WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from prom_entry (offset 0x0) WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:mpc8313_rdb_probe from .machine.desc after 'mach_mpc8313_rdb' (at offset 0x4) .... Signed-off-by: Li Yang Signed-off-by: Sam Ravnborg scripts/mod/modpost.c Peter -- Peter Williams pwil3058@bigpond.net.au "Learning, n. The kind of ignorance distinguishing the studious." -- Ambrose Bierce - 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/