Re: [PATCH 0/4] ftrace: Add 'function-fork' trace option (v1)

From: Steven Rostedt
Date: Tue Mar 28 2017 - 21:51:47 EST


On Wed, 29 Mar 2017 10:46:21 +0900
Namhyung Kim <namhyung@xxxxxxxxxx> wrote:

> Hello,
>
> This patchset add 'function-fork' option to function tracer which
> makes pid filter to be inherited like 'event-fork' does. During the
> test, I found a bug of pid filter on an instance directory. The patch
> 1 fixes it and maybe it should go to the stable tree.
>
> The function-fork option is disabled by default as event-fork does,
> but we might consider changing the default since it seems to be more
> natural from an user's perspective IMHO.
>
> The code is also available at 'ftrace/function-fork-v1' branch on
>
> git://git.kernel.org/pub/scm/linux/kernel/git/namhyung/linux-perf.git
>

Thanks for the reminder. I actually have this functionality working,
and just forgot to push it :-/ I've had it done months ago too.

I'll take a look at what you did and compare it to my changes. Now I
need to find which branch I left it in (I have 446 git branches in my
repo!)

-- Steve