Re: [PATCH v3 00/27] function_graph: Allow multiple users for function graph tracing

Steven Rostedt
2024-06-04T16:31:27Z

On Tue, 4 Jun 2024 15:44:40 +0100
Mark Rutland <mark.rutland@arm.com> wrote:

> Hi Steve, Masami,
>
> On Tue, Jun 04, 2024 at 08:18:50AM -0400, Steven Rostedt wrote:
> >
> > Masami,
> >
> > This series passed all my tests, are you comfortable with me pushing
> > them to linux-next?
>
> As a heads-up (and not to block pushing this into next), I just gave
> this a spin on arm64 atop v6.10-rc2, and running the selftests I see:
>
> ftrace - function pid filters
> (instance) ftrace - function pid filters
>
> ... both go from [PASS] to [FAIL].
>
> Everything else looks good -- I'll go dig into why that's happening.
>
> It's possible that's just something odd with the filesystem I'm using
> (e.g. the wnership test failed because this lacks 'stat').

Thanks for the update. I could be something I missed in patch 13 that had
to put back the pid code.

There may have been something arch specific that I'm unaware about. I'll
look at that deeper.

-- Steve