From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Jiri Olsa <jolsa@kernel.org>
Subject: Re: [PATCH 1/2] perf sched: Prefer sched_waking event when it exists
Date: Wed, 12 Aug 2020 09:19:13 -0300 [thread overview]
Message-ID: <20200812121913.GF13995@kernel.org> (raw)
In-Reply-To: <CAM9d7chu8VOWfQv0dF89U6AaTE7VvwQDJj+V39cMp12k0Q1s_A@mail.gmail.com>
Em Tue, Aug 11, 2020 at 03:42:45PM +0900, Namhyung Kim escreveu:
> Hi David,
>
> On Sat, Aug 8, 2020 at 1:48 AM David Ahern <dsahern@kernel.org> wrote:
> >
> > Commit fbd705a0c618 ("sched: Introduce the 'trace_sched_waking' tracepoint")
> > added sched_waking tracepoint which should be preferred over sched_wakeup
> > when analyzing scheduling delays.
> >
> > Update 'perf sched record' to collect sched_waking events if it exists
> > and fallback to sched_wakeup if it does not. Similarly, update timehist
> > command to skip sched_wakeup events if the session includes
> > sched_waking (ie., sched_waking is preferred over sched_wakeup).
> >
> > Signed-off-by: David Ahern <dsahern@kernel.org>
>
> Acked-by: Namhyung Kim <namhyung@kernel.org>
Thanks, applied.
- Arnaldo
prev parent reply other threads:[~2020-08-12 12:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-07 16:48 [PATCH 1/2] perf sched: Prefer sched_waking event when it exists David Ahern
2020-08-07 19:43 ` Arnaldo Carvalho de Melo
2020-08-07 19:50 ` David Ahern
2020-08-10 16:22 ` Arnaldo Carvalho de Melo
2020-08-11 6:42 ` Namhyung Kim
2020-08-12 12:19 ` Arnaldo Carvalho de Melo [this message]
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