linux-kernel - Re: [tip:perf/core] perf probe: Don't compile CFI related code if elfutils is old

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Date:	Tue, 18 May 2010 12:18:04 +0200
From:	Robert Richter <robert.richter@....com>
To:	Stephane Eranian <eranian@...gle.com>
CC:	"mingo@...hat.com" <mingo@...hat.com>,
	"hpa@...or.com" <hpa@...or.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"acme@...hat.com" <acme@...hat.com>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"mhiramat@...hat.com" <mhiramat@...hat.com>,
	"mingo@...e.hu" <mingo@...e.hu>,
	"linux-tip-commits@...r.kernel.org" 
	<linux-tip-commits@...r.kernel.org>
Subject: Re: [tip:perf/core] perf probe: Don't compile CFI related code if
 elfutils is old

On 18.05.10 05:39:58, Stephane Eranian wrote:
> If I understand Masami's patch, you can still compile dwarf support
> in despite the lack of Dwarf_CFI.

I see, so the #if macros are effectively needed only for versions 138
to 141.

-Robert

-- 
Advanced Micro Devices, Inc.
Operating System Research Center
email: robert.richter@....com

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