From: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>,
Ingo Molnar <mingo@elte.hu>, Steven Rostedt <rostedt@goodmis.org>,
Michal Marek <mmarek@suse.cz>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
Paul Mackerras <paulus@samba.org>,
systemtap@sourceware.org, yrl.pp-manager.tt@hitachi.com
Subject: Re: [PATCH -tip ] [BUGFIX] perf probe: Add a workaround for GCC -mfentry
Date: Wed, 03 Oct 2012 22:12:15 +0900 [thread overview]
Message-ID: <506C39AF.9090001@hitachi.com> (raw)
In-Reply-To: <20121003122738.GE16230@one.firstfloor.org>
(2012/10/03 21:27), Andi Kleen wrote:
> On Wed, Oct 03, 2012 at 09:17:07PM +0900, Masami Hiramatsu wrote:
>> Add a workaround for GCC -mfentry option. This enables perf
>> probe to find function parameters(arguments) at given function
>> entry point again.
>
> Could you please file a gcc PR about this?
>
OK, filed as PR54793 :)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54793
Thank you,
--
Masami HIRAMATSU
IT Management Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@hitachi.com
next prev parent reply other threads:[~2012-10-03 13:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-03 12:17 [PATCH -tip ] [BUGFIX] perf probe: Add a workaround for GCC -mfentry Masami Hiramatsu
2012-10-03 12:27 ` Andi Kleen
2012-10-03 13:12 ` Masami Hiramatsu [this message]
2012-10-03 13:53 ` Steven Rostedt
2012-10-03 16:00 ` Mark Wielaard
2012-10-04 1:55 ` Masami Hiramatsu
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