From: Ingo Molnar <mingo@elte.hu>
To: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH tip 1/1] tracing: handle unregistering the current tracer
Date: Mon, 9 Feb 2009 10:58:16 +0100 [thread overview]
Message-ID: <20090209095816.GB20467@elte.hu> (raw)
In-Reply-To: <20090207205259.GB11892@ghostprotocols.net>
* Arnaldo Carvalho de Melo <acme@redhat.com> wrote:
> Impact: simplification
>
> Instead of requiring that plugins have the sequence:
>
> my_tracer_stop(my_trace_array);
> unregister_tracer(my_tracer);
>
> it should be possible just do a:
>
> unregister_tracer(my_tracer);
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> ---
> kernel/trace/trace.c | 9 +++++++++
> 1 files changed, 9 insertions(+), 0 deletions(-)
Applied to tip/tracing/ftrace, thanks Arnaldo!
Nice one - we should try to shoot for the smallest physically
possible linecount for any new (possibly trivial) tracer plugin.
Ingo
next prev parent reply other threads:[~2009-02-09 9:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-07 20:52 Arnaldo Carvalho de Melo
2009-02-09 9:58 ` Ingo Molnar [this message]
2009-02-09 11:51 ` Arnaldo Carvalho de Melo
2009-02-09 11:58 ` Ingo Molnar
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