Re: LTTng 0.89 for Linux 2.6.29-rc3

From: Paul E. McKenney
Date: Thu Feb 05 2009 - 09:04:53 EST


On Fri, Jan 30, 2009 at 03:07:57PM -0500, Mathieu Desnoyers wrote:
> Hi,
>
> I just ported LTTng to the 2.6.29-rc3 kernel. It includes the following
> changes :
>
> - Tree RCU instrumentation
> - Updated ext4 and jbd2 instrumentation
>
> Please feel free to try it and report any success/problem you may have.
> Note that cross-build has been slightly less tested this time because
> I'll have to upgrade many of my compilers to a version compatible with
> kernel 2.6.29-rc.
>
> It also includes the recently added kprobes support through a simple
>
> echo symbol_name > /mnt/debugfs/ltt/kprobes/enable
>
> It's available at the new LTTng website :
>
> http://www.lttng.org/

Hello, Matheiu,

When I try to apply this to v2.6.29-rc3, I get the following:

can't find file to patch at input line 61
Perhaps you used the wrong -p or --strip option?
The text leading up to this was:
--------------------------
|get_ltt_root() is necessary for ltt-trace-control to create subdirs in
ltt's
|debugfs dir.
|
|From: Zhao Lei <zhaolei@xxxxxxxxxxxxxx>
|Signed-off-by: Zhao Lei <zhaolei@xxxxxxxxxxxxxx>
|Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxx>
|---
| include/linux/ltt-core.h | 8 ++++++++
| ltt/ltt-core.c | 14 ++++++++++++++
| ltt/ltt-relay.c | 8 +-------
| 3 files changed, 23 insertions(+), 7 deletions(-)
|
|Index: linux-2.6-lttng/include/linux/ltt-core.h
|===================================================================
|--- linux-2.6-lttng.orig/include/linux/ltt-core.h 2009-01-15
15:55:18.000000000 -0500
|+++ linux-2.6-lttng/include/linux/ltt-core.h 2009-01-15
15:55:24.000000000 -0500

Help?

Thanx, Paul
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/