linux-kernel - Re: [PATCH 0/4] s390: DYNAMIC_FTRACE_WITH_DIRECT

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Date:   Tue, 12 Oct 2021 20:25:14 +0200
From:   Heiko Carstens <hca@...ux.ibm.com>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     Steven Rostedt <rostedt@...dmis.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/4] s390: DYNAMIC_FTRACE_WITH_DIRECT_CALL support

On Tue, Oct 12, 2021 at 07:04:53PM +0200, Jiri Olsa wrote:
> > > See here:
> > > 
> > >   https://lore.kernel.org/all/20211008091336.33616-1-jolsa@kernel.org/
> > 
> > I applied Jiri's patch set and the newly added selftest passes.
> 
> nice, could I have your Tested-by? ;-)

Well, now I added also the missing pieces to ftrace-direct-multi
sample module and when loading that and looking into
/sys/kernel/debug/tracing/trace it looks like "my_direct_func" gets
some random junk as parameter and nothing that could count as "ip".

Will look into that, probably tomorrow.