linux-kernel - Re: [PATCH v2 10/15] perf ftrace: add support for trace option sleep-time

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Message-ID: <CAM9d7chsn9_5FBR5nPW_gc+k0hq9whOGSa67uZ2XKzM147OaLg@mail.gmail.com>
Date:   Fri, 3 Jul 2020 15:40:59 +0900
From:   Namhyung Kim <namhyung@...nel.org>
To:     Changbin Du <changbin.du@...il.com>
Cc:     Jiri Olsa <jolsa@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 10/15] perf ftrace: add support for trace option sleep-time

On Sat, Jun 27, 2020 at 10:38 PM Changbin Du <changbin.du@...il.com> wrote:
>
> This adds an option '--graph-nosleep-time' which allow us only to measure
> on-CPU time. This option is function_graph tracer only.

I'd suggest --graph-sleep-time instead and set it by default.
Then we can have --no-graph-sleep-time as well.

By the way,  didn't we agree to have something like --graph-opts instead?

Thanks
Namhyung

>
> Signed-off-by: Changbin Du <changbin.du@...il.com>
>