linux-ext4 - Re: [ltt-dev] LTTng 0.89 for Linux 2.6.29-rc3

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Message-ID: <20090205210415.GM6915@linux.vnet.ibm.com>
Date:	Thu, 5 Feb 2009 13:04:15 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Mathieu Desnoyers <compudj@...stal.dyndns.org>
Cc:	Trilok Soni <soni.trilok@...il.com>, ltt-dev@...ts.casi.polymtl.ca,
	Ext4 Developers List <linux-ext4@...r.kernel.org>,
	"Theodore Ts'o" <tytso@....edu>, linux-kernel@...r.kernel.org
Subject: Re: [ltt-dev] LTTng 0.89 for Linux 2.6.29-rc3

On Thu, Feb 05, 2009 at 03:22:49PM -0500, Mathieu Desnoyers wrote:
> * Paul E. McKenney (paulmck@...ux.vnet.ibm.com) wrote:
> > On Thu, Feb 05, 2009 at 01:31:59PM -0500, Mathieu Desnoyers wrote:
> > > * Paul E. McKenney (paulmck@...ux.vnet.ibm.com) wrote:
> > > > On Thu, Feb 05, 2009 at 09:52:16PM +0530, Trilok Soni wrote:
> > > > > Hi Paul,
> > > > > 
> > > > > On Thu, Feb 5, 2009 at 9:28 PM, Paul E. McKenney
> > > > > <paulmck@...ux.vnet.ibm.com> wrote:
> > > > > >>
> > > > > >> Are you using quilt to apply the patchset series file in the right order ?
> > > > > >
> > > > > > Ummm...  No.  I never have used quilt.
> > > > > >
> > > > > > Ah, there is a series file.  I guess it would not be too hard to make
> > > > > > an appropriate "sh" command:
> > > > > 
> > > > > How about trying?
> > > > > 
> > > > > #quilt push -a
> > > > 
> > > > Is the appropriate incantation as follows?
> > > > 
> > > > 	cd <top of git tree>
> > > > 	mkdir patches
> > > > 	cp /tmp/patch-2.6.29-rc3-lttng-0.92/* patches
> > > > 	quilt push -a
> > > > 
> > > 
> > > Yes, exactly.
> > 
> > Whew!  ;-)
> > 
> > > And from there you can follow the LTTng manual here :
> > > 
> > > http://ltt.polymtl.ca/svn/trunk/lttv/LTTngManual.html
> > 
> > I get some fuzz and the following:
> > 
> > 	patching file kernel/trace/trace-clock-32-to-64.c
> > 	Patch attempted to create file kernel/trace/trace-clock-32-to-64.c,
> > 	which already exists.
> > 	Hunk #1 FAILED at 1.
> > 	1 out of 1 hunk FAILED -- rejects in file
> > 	kernel/trace/trace-clock-32-to-64.c
> > 
> > Should I be starting from somewhere other than v2.6.29-rc3?
> > 
> 
> Let's see it step by step, that should get us there.
> 
> With patches :
> 
> mkdir ~/lttng
> cd ~/lttng
> wget http://www.kernel.org/pub/linux/kernel/v2.6/testing/linux-2.6.29-rc3.tar.bz2
> wget http://lttng.org/files/lttng/patch-2.6.29-rc3-lttng-0.92.tar.bz2
> bzip2 -cd linux-2.6.29-rc3.tar.bz2 |tar xvof -
> bzip2 -cd patch-2.6.29-rc3-lttng-0.92.tar.bz2  |tar xvof -
> cd linux-2.6.29-rc3
> mkdir patches
> ln -s ../patch-2.6.29-rc3-lttng-0.92 patches
> quilt push -a
> 
> Does this work ?

Leaving out the "mkdir", yes.  My apologies -- I was forgetting that
"git reset --hard" doesn't get rid of untracked files.  I do see fuzz
in a few places, but hopefully this is non-fatal.  And in any case, I
can now make the patch required to actually try this out.  ;-)

						Thanx, Paul
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