From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757544Ab2IXSOj (ORCPT ); Mon, 24 Sep 2012 14:14:39 -0400 Received: from db3ehsobe002.messaging.microsoft.com ([213.199.154.140]:22820 "EHLO db3outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757174Ab2IXSOi (ORCPT ); Mon, 24 Sep 2012 14:14:38 -0400 X-Forefront-Antispam-Report: CIP:163.181.249.109;KIP:(null);UIP:(null);IPV:NLI;H:ausb3twp02.amd.com;RD:none;EFVD:NLI X-SpamScore: -3 X-BigFish: VPS-3(zz98dIc89bh1be0I1432Id6f1izz1202h1d1ah1d2ahzz8275bh8275dh15d4Iz2dh668h839hd24he5bhf0ah107ah1288h12a5h12bdh137ah139eh34h1155h) X-WSS-ID: 0MAV9C4-02-9GX-02 X-M-MSG: Date: Mon, 24 Sep 2012 20:16:50 +0200 From: Conny Seidel To: Borislav Petkov , Jan Kara CC: , , Fengguang Wu , Peter Zijlstra , Andrew Morton , Johannes Weiner Subject: Re: divide error: bdi_dirty_limit+0x5a/0x9e Message-ID: <20120924201650.6574af64.conny.seidel@amd.com> In-Reply-To: <20120924143609.GH22303@aftab.osrc.amd.com> References: <20120924102324.GA22303@aftab.osrc.amd.com> <20120924142305.GD12264@quack.suse.cz> <20120924143609.GH22303@aftab.osrc.amd.com> Organization: Advanced Micro Devices GmbH; Einsteinring 24; 85609 Dornach bei Muenchen; Geschaeftsfuehrer: Alberto Bozzo; Sitz: Dornach, Gemeinde Aschheim, Landkreis Muenchen; Registergericht Muenchen, HRB Nr. 43632 X-Mailer: Claws Mail 3.8.1cvs53 (GTK+ 2.24.10; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/43nlnw0jZPor8M=ZYFfSof7"; protocol="application/pgp-signature" X-OriginatorOrg: amd.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/43nlnw0jZPor8M=ZYFfSof7 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi, On Mon, 24 Sep 2012 16:36:09 +0200 Borislav Petkov wrote: >[ =E2=80=A6 ] > >Conny, would you test pls? Sure thing. Out of ~25 runs I only triggered it once, without the patch the trigger-rate is higher. [ 55.098249] Broke affinity for irq 81 [ 55.105108] smpboot: CPU 1 is now offline [ 55.311216] smpboot: Booting Node 0 Processor 1 APIC 0x11 [ 55.333022] LVT offset 0 assigned for vector 0x400 [ 55.545877] smpboot: CPU 2 is now offline [ 55.753050] smpboot: Booting Node 0 Processor 2 APIC 0x12 [ 55.775582] LVT offset 0 assigned for vector 0x400 [ 55.986747] smpboot: CPU 3 is now offline [ 56.193839] smpboot: Booting Node 0 Processor 3 APIC 0x13 [ 56.212643] LVT offset 0 assigned for vector 0x400 [ 56.423201] Got negative events: -25 The Divide error wasn't triggered with the patch applied. -- Kind regards. Conny Seidel ################################################################## # Email : conny.seidel@amd.com GnuPG-Key : 0xA6AB055D # # Fingerprint: 17C4 5DB2 7C4C C1C7 1452 8148 F139 7C09 A6AB 055D # ################################################################## # Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach # # General Managers: Alberto Bozzo # # Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen # # HRB Nr. 43632 # ################################################################## --Sig_/43nlnw0jZPor8M=ZYFfSof7 Content-Type: application/pgp-signature; name="signature.asc" Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEARECAAYFAlBgo5MACgkQ8Tl8CaarBV3cIACfS8zIzyGd/CwVRbjaxJPGWaS6 DKgAn2p0sHybxD+L7HqOmxp59ejajOWd =Z6fT -----END PGP SIGNATURE----- --Sig_/43nlnw0jZPor8M=ZYFfSof7--