linux-kernel - Re: [PATCH -tip ] [BUGFIX] perf probe: Add a workaround for GCC -mfentry

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Message-ID: <20121003122738.GE16230@one.firstfloor.org>
Date:	Wed, 3 Oct 2012 14:27:39 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Cc:	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>,
	Michal Marek <mmarek@...e.cz>,
	Andi Kleen <andi@...stfloor.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
	Paul Mackerras <paulus@...ba.org>, systemtap@...rceware.org,
	yrl.pp-manager.tt@...achi.com
Subject: Re: [PATCH -tip ] [BUGFIX] perf probe: Add a workaround for GCC -mfentry

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?

-Andi
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