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Message-ID: <20090206213701.GN10918@linux.vnet.ibm.com> Date: Fri, 6 Feb 2009 13:37:01 -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 Fri, Feb 06, 2009 at 03:03:29PM -0500, Mathieu Desnoyers wrote: > * Paul E. McKenney (paulmck@...ux.vnet.ibm.com) wrote: > > On Thu, Feb 05, 2009 at 09:00:05PM -0500, Mathieu Desnoyers wrote: > > > * Paul E. McKenney (paulmck@...ux.vnet.ibm.com) wrote: > > > > On Thu, Feb 05, 2009 at 04:06:27PM -0500, Mathieu Desnoyers wrote: > > > > > * Paul E. McKenney (paulmck@...ux.vnet.ibm.com) wrote: > > > > > > 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. > > > > > > > > > > Ah, yes, my mistake. > > > > > > > > > > > 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. ;-) > > > > > > > > > > > > > > > > Great ! > > > > > > > > > > Don't hesitate to ask if you have any question. > > > > > > > > > > Mathieu > > > > > > > > Fails to build on Power, so trying x86... (Stock 2.6.29-rc3 does > > > > build and boot, FWIW.) > > > > > > > > Looks like misplaced file. > > > > > > > > Thanx, Paul > > > > > > > > ------------------------------------------------------------------------ > > > > > > > > CHK include/linux/version.h > > > > UPD include/linux/version.h > > > > CHK include/linux/utsrelease.h > > > > UPD include/linux/utsrelease.h > > > > SYMLINK include/asm -> include/asm-powerpc > > > > HOSTCC scripts/ihex2fw > > > > HOSTCC scripts/kallsyms > > > > HOSTCC scripts/pnmtologo > > > > HOSTCC scripts/genksyms/genksyms.o > > > > HOSTCC scripts/conmakehash > > > > HOSTCC scripts/bin2c > > > > CC scripts/mod/empty.o > > > > HOSTCC scripts/mod/mk_elfconfig > > > > SHIPPED scripts/genksyms/lex.c > > > > SHIPPED scripts/genksyms/parse.h > > > > SHIPPED scripts/genksyms/keywords.c > > > > SHIPPED scripts/genksyms/parse.c > > > > HOSTCC scripts/genksyms/parse.o > > > > HOSTCC scripts/genksyms/lex.o > > > > MKELF scripts/mod/elfconfig.h > > > > HOSTCC scripts/mod/file2alias.o > > > > HOSTCC scripts/mod/modpost.o > > > > HOSTCC scripts/mod/sumversion.o > > > > HOSTLD scripts/genksyms/genksyms > > > > HOSTLD scripts/mod/modpost > > > > CC kernel/bounds.s > > > > GEN include/linux/bounds.h > > > > CC arch/powerpc/kernel/asm-offsets.s > > > > In file included from include/linux/module.h:18, > > > > from include/linux/sysdev.h:25, > > > > from include/linux/node.h:22, > > > > from include/linux/swap.h:10, > > > > from include/linux/suspend.h:7, > > > > from arch/powerpc/kernel/asm-offsets.c:24: > > > > include/linux/immediate.h:15:27: error: asm/immediate.h: No such file or directory > > > > In file included from include/linux/module.h:18, > > > > from include/linux/sysdev.h:25, > > > > from include/linux/node.h:22, > > > > from include/linux/swap.h:10, > > > > from include/linux/suspend.h:7, > > > > from arch/powerpc/kernel/asm-offsets.c:24: > > > > include/linux/immediate.h:37: warning: ‘struct __imv’ declared > > > > inside parameter list > > > > include/linux/immediate.h:37: warning: its scope is only this definition > > > > or declaration, which is probably not what you want > > > > include/linux/immediate.h:40: warning: ‘struct __imv’ declared > > > > inside parameter list > > > > make[1]: *** [arch/powerpc/kernel/asm-offsets.s] Error 1 > > > > make: *** [prepare0] Error 2 > > > > 02/05/2009-17:57:41 Build the kernel. Failed rc = 2 > > > > 02/05/2009-17:57:41 build: Building kernel... Failed rc = 1 > > > > > > > > > > Hrm, does the file > > > > > > arch/powerpc/include/asm/immediate.h exist in your tree ? > > > > > > Here, with the setup done following the commands I gave you (minus the > > > mkdir patch), I get : > > > > > > > > > compudj@ok:~$ head testpaulmck/linux-2.6.29-rc3/arch/powerpc/include/asm/immediate.h > > > #ifndef _ASM_POWERPC_IMMEDIATE_H > > > #define _ASM_POWERPC_IMMEDIATE_H > > > > > > /* > > > * Immediate values. PowerPC architecture optimizations. > > > * > > > * (C) Copyright 2006 Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> > > > * > > > * This file is released under the GPLv2. > > > * See the file COPYING for more details. > > > > > > .... > > > > > > Which defines struct __imv. So hrm, normally the header should be there. > > > (/me still confused) :) > > > > It does indeed, see the patch I generated against 2.6.29-rc3: > > > > http://www.rdrop.com/users/paulmck/patches/2.6.29-rc3-ltt-1.patch > > > > I get a similar failure on x86 -- perhaps my tools or build environment > > does not match yours? > > > > Maybe. If you want a quick and dirty solution, try : > > CONFIG_IMMEDIATE=n > > Immediate values are just an optimization, not necessary anyway. K -- kicking it off. Thanx, Paul -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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