Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757428Ab1DXLsP (ORCPT ); Sun, 24 Apr 2011 07:48:15 -0400 Received: from mail.klingt.org ([86.59.21.178]:43416 "EHLO klingt.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756598Ab1DXLsK (ORCPT ); Sun, 24 Apr 2011 07:48:10 -0400 From: Tim Blechmann To: Lin Ming Subject: Re: [2.6.39-rc2] perf top fails to mmap - bisected to 70db7533 Date: Sun, 24 Apr 2011 13:47:52 +0200 User-Agent: KMail/1.13.6 (Linux/2.6.39-rc4+; KDE/4.6.2; x86_64; ; ) Cc: David Ahern , Peter Zijlstra , Arnaldo Carvalho de Melo , "linux-kernel" References: <1303570271.3363.4.camel@localhost> In-Reply-To: <1303570271.3363.4.camel@localhost> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart6037847.iQ4GQFuWLV"; protocol="application/pgp-signature"; micalg=pgp-sha256 Content-Transfer-Encoding: 7bit Message-Id: <201104241347.52486.tim@klingt.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.3.8 (klingt.org [86.59.21.178]); Sun, 24 Apr 2011 13:47:54 +0200 (CEST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1677 Lines: 56 --nextPart6037847.iQ4GQFuWLV Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable > > > I know you've been busy with other stuff the past few weeks, but have > > > you had a chance to look into this? Basically, perf in 2.6.39 is brok= en > > > when trying to profile a process (-p argument to record or top). > >=20 > > Let me take a look at this. >=20 > Below patch fixes the same problem on my box. > Could you have a try it? i have done some quick tests with this patch applied on linus/master ... wo= rks=20 fine for me, thanks a lot! > >From 89f1ab02cd8da55f8829b2f2d7e700fdae77b3af Mon Sep 17 00:00:00 2001 >=20 > From: Lin Ming > Date: Sat, 23 Apr 2011 14:54:33 +0000 > Subject: [PATCH] perf: Allow set output event for task in the same thread > group >=20 > Signed-off-by: Lin Ming Tested-by: Tim Blechmann cheers, tim =2D-=20 tim@klingt.org http://tim.klingt.org When you open windows, bugs get in. --nextPart6037847.iQ4GQFuWLV Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iF4EABEIAAYFAk20DegACgkQMLNj2qIwZ4WQogEAlt+stEA/rdtpcQV097iZVujs ZPeUK1m1P/6lSFM4zWcA/RXiGverrigq9jyX6ae/UmF8a5DKdrjcSCq0KmD4poNs =jn34 -----END PGP SIGNATURE----- --nextPart6037847.iQ4GQFuWLV-- -- 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/