From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mathieu Desnoyers Subject: Re: [ltt-dev] LTTng 0.74 for Linux 2.6.28 (ext4 tracepoints) (fixed in LTTng 0.78) Date: Wed, 14 Jan 2009 22:20:14 -0500 Message-ID: <20090115032014.GA10229@Krystal> References: <20090109235449.GA21999@Krystal> <20090110161137.GA20526@Krystal> <2f11576a0901131433h31056e34n82588a9c643224de@mail.gmail.com> <20090113225827.GA5791@Krystal> <20090114001346.GB14730@mit.edu> <20090115014521.GG7458@Krystal> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE To: Theodore Tso , KOSAKI Motohiro , Ext4 Developers List , ltt-dev@lists.casi.polymtl.ca, linux-kernel@vger.kernel.org Return-path: Received: from tomts25.bellnexxia.net ([209.226.175.188]:53419 "EHLO tomts25-srv.bellnexxia.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754050AbZAODUR convert rfc822-to-8bit (ORCPT ); Wed, 14 Jan 2009 22:20:17 -0500 Content-Disposition: inline In-Reply-To: <20090115014521.GG7458@Krystal> Sender: linux-ext4-owner@vger.kernel.org List-ID: * Mathieu Desnoyers (compudj@krystal.dyndns.org) wrote: > * Theodore Tso (tytso@mit.edu) wrote: > > On Tue, Jan 13, 2009 at 05:58:27PM -0500, Mathieu Desnoyers wrote: > > > >=20 > > > > -ECANTBUILD > > > >=20 > > > Thanks for the report. This should be fixed in LTTng 0.78 now. > >=20 > > Out of curiosity, do you maintain a branch of LTTNG versus any of t= he > > -rc kernels, or do you only track the stable kernels? I tried pull= ing > > LTTNG 0.78 against the most recent Linus mainline and got a whole p= ile > > of conflicts. > >=20 > > I then tried building LTTng 0.78 and got build failures: > >=20 > > CC arch/x86/kernel/init_task.o > > distcc[27501] ERROR: compile /var/cache/ccache/init_task.tmp.closur= e.27497.i on localhost failed > > /usr/projects/linux/ext4/arch/x86/kernel/init_task.c:35: error: unk= nown field =E2=80=98user_markers_mutex=E2=80=99 specified in initialize= r > > /usr/projects/linux/ext4/arch/x86/kernel/init_task.c:35: warning: b= races around scalar initializer > > /usr/projects/linux/ext4/arch/x86/kernel/init_task.c:35: warning: (= near initialization for =E2=80=98init_task.latency_record_count=E2=80=99= ) > > /usr/projects/linux/ext4/arch/x86/kernel/init_task.c:35: error: fie= ld name not in record or union initializer > > /usr/projects/linux/ext4/arch/x86/kernel/init_task.c:35: error: (ne= ar initialization for =E2=80=98init_task.latency_record_count=E2=80=99) > >=20 > > Looks like CONFIG_MARKERS_USERSPAC is busted.... > >=20 >=20 > Hi Ted, >=20 > I'm currently integrating Lai's work to the 2.6.28 lttng branch (asci= i > output !) :) and the next step will be to move to 2.6.29-rc1. I'll ke= ep > you posted. Note that you can just leave the=20 >=20 > #New revamped userspace markers >=20 > markers-userspace.patch > markers-userspace-x86.patch > markers-userspace-x86_64.patch > sparc64-support-userspace-tracing.patch >=20 > Out of the patchset and it should not hurt the kernel tracing part at > all.=C2=A0Note that these 4 patches are planned to be heavily reworke= d before > lkml submission. > Actually, the x86_32 2.6.28 build was broken because of a bad patch hunk which caused this problem. I fixed it in lttng 0.81. The port to 2.6.29-rc1 should some in a few days. Thanks for the report, Mathieu > Mathieu >=20 > > - Ted > >=20 >=20 > --=20 > Mathieu Desnoyers > OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BA= E 9A68 >=20 > _______________________________________________ > ltt-dev mailing list > ltt-dev@lists.casi.polymtl.ca > http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev --=20 Mathieu Desnoyers OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE = 9A68 -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html