From: Arnaldo Carvalho de Melo <acme@redhat.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Daniel Bristot de Oliveira <bristot@redhat.com>,
Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Juri Lelli <juri.lelli@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-rt-users <linux-rt-users@vger.kernel.org>
Subject: Re: [PATCH 4/4] tools lib traceevent: Implements '%' operation
Date: Tue, 23 Feb 2016 11:38:19 -0300 [thread overview]
Message-ID: <20160223143819.GA2749@redhat.com> (raw)
In-Reply-To: <20160222152303.02f79376@gandalf.local.home>
Em Mon, Feb 22, 2016 at 03:23:03PM -0500, Steven Rostedt escreveu:
> On Mon, 22 Feb 2016 14:08:22 -0300
> Daniel Bristot de Oliveira <bristot@redhat.com> wrote:
>
> > The operation '%' is not implemented on event-parse.c, causing
> > an error on the parse of events with '%' operation on its
> > printk format. For example,
> >
> > # perf record -e sched:sched_deadline_yield ~/y
> > Warning: [sched:sched_deadline_yield] unknown op '%'
> > ....
> > # perf script
> > Warning: [sched:sched_deadline_yield] unknown op '%'
> > y 1641 [006] 3364.109319: sched:sched_deadline_yield: \
> > [FAILED TO PARSE] now=3364109314595 \
> > deadline=3364139295135 runtime=19975597
> >
> > This patch implements the '%' operation. With this patch, we see the
> > correct output:
> >
> > # perf record -e sched:sched_deadline_yield ~/y
> > No Warning
> >
> > # perf script
> > y 4005 [001] 4623.650978: sched:sched_deadline_yield: \
> > now=4623.650974050 \
> > deadline=4623.680957364 remaining_runtime=19979611
> >
> > Signed-off-by: Daniel Bristot de Oliveira <bristot@redhat.com>
>
> Arnaldo,
>
> This patch is not dependent on the rest of the series and looks like a
> good general fix.
>
> Can you pull this one into your tree, and please add my:
>
> Reviewed-by: Steven Rostedt <rsotedt@goodmis.org>
Done, thanks.
- Arnaldo
next prev parent reply other threads:[~2016-02-23 14:38 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-22 17:08 [PATCH 0/4] Tracepoints for deadline scheduler Daniel Bristot de Oliveira
2016-02-22 17:08 ` [PATCH 1/4] tracing: Add __print_ns_to_secs() and __print_ns_without_secs() helpers Daniel Bristot de Oliveira
2016-02-22 17:08 ` [PATCH 2/4] sched: Move deadline container_of() helper functions into sched.h Daniel Bristot de Oliveira
2016-02-22 17:08 ` [PATCH 3/4] sched/deadline: Tracepoints for deadline scheduler Daniel Bristot de Oliveira
2016-02-22 17:32 ` Peter Zijlstra
2016-02-22 17:48 ` Steven Rostedt
2016-02-22 20:11 ` Daniel Bristot de Oliveira
2016-02-22 21:30 ` Peter Zijlstra
2016-02-22 22:30 ` Steven Rostedt
2016-02-23 10:40 ` Juri Lelli
2016-02-23 10:44 ` Peter Zijlstra
2016-02-23 13:10 ` Steven Rostedt
2016-02-24 8:48 ` Ingo Molnar
2016-02-23 14:27 ` Peter Zijlstra
2016-02-23 16:19 ` Daniel Bristot de Oliveira
2016-02-24 2:29 ` Daniel Bristot de Oliveira
2016-02-22 17:48 ` kbuild test robot
2016-02-22 17:08 ` [PATCH 4/4] tools lib traceevent: Implements '%' operation Daniel Bristot de Oliveira
2016-02-22 20:23 ` Steven Rostedt
2016-02-23 14:38 ` Arnaldo Carvalho de Melo [this message]
2016-02-23 14:44 ` Arnaldo Carvalho de Melo
2016-02-25 5:41 ` [tip:perf/core] tools lib traceevent: Implement " tip-bot for Daniel Bristot de Oliveira
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