Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764341AbZAQQlS (ORCPT ); Sat, 17 Jan 2009 11:41:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756241AbZAQQlC (ORCPT ); Sat, 17 Jan 2009 11:41:02 -0500 Received: from mail.klingt.org ([86.59.21.178]:50678 "EHLO klingt.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752831AbZAQQlA (ORCPT ); Sat, 17 Jan 2009 11:41:00 -0500 Subject: Re: 2.6.28-rc9: oprofile regression From: Tim Blechmann To: Robert Richter Cc: Thomas Gleixner , Andi Kleen , oprofile-list@lists.sf.net, linux-kernel@vger.kernel.org, venkatesh.pallipadi@intel.com In-Reply-To: <20090117155635.GC21604@erda.amd.com> References: <1231957184.13033.70.camel@thinkpad> <1232010853.6541.4.camel@thinkpad> <1232067181.6134.74.camel@thinkpad> <1232199169.7016.12.camel@thinkpad> <20090117141453.GA21604@erda.amd.com> <1232204963.17299.8.camel@thinkpad> <20090117155635.GC21604@erda.amd.com> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-GL1Z8yuO42F1tmc1qxcr" Date: Sat, 17 Jan 2009 17:40:36 +0100 Message-Id: <1232210436.6710.80.camel@thinkpad> Mime-Version: 1.0 X-Mailer: Evolution 2.24.2 X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-3.0 (klingt.org [127.0.0.1]); Sat, 17 Jan 2009 17:40:38 +0100 (CET) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1390 Lines: 58 --=-GL1Z8yuO42F1tmc1qxcr Content-Type: text/plain Content-Transfer-Encoding: quoted-printable > Hmm, strange. Actually 7c64ade53a6f977d73f16243865c42ceae999aea fixed > a similiar bug, see here: > http://bugzilla.kernel.org/show_bug.cgi?id=3D11908 >=20 > Your patch with 2.6.28, does: >=20 > grep NMI /proc/interrupts >=20 > returns exactly 1 NMI per core or some more? that bug is similar, but it reports different numbers of NMIs for the cores. i get exactly one NMI per core, for each time, i start oprofile: NMI: 0 opcontrol -s (wait) opcontrol --deinit NMI: 1 opcontrol -s (wait) opcontrol --deinit NMI: 2 hth, tim -- tim@klingt.org http://tim.klingt.org Which is more musical, a truck passing by a factory or a truck passing by a music school? John Cage --=-GL1Z8yuO42F1tmc1qxcr Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEABECAAYFAklyCgIACgkQdL+4qsZfVsu8BACgkuoPO6Az1z0cJVyJCTdp7CDj 8sgAnimS9U1434l/8Awr4jZtKBK2gfHP =HM8A -----END PGP SIGNATURE----- --=-GL1Z8yuO42F1tmc1qxcr-- -- 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/