linux-kernel - Re: [PATCH] perf probe: Fix build failure

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Message-ID: <4B4EAA54.9000109@cn.fujitsu.com>
Date:	Thu, 14 Jan 2010 13:23:32 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Masami Hiramatsu <mhiramat@...hat.com>
CC:	Ingo Molnar <mingo@...e.hu>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf probe: Fix build failure

Masami Hiramatsu wrote:
> Hi,
> 
> Thank you, the patch code looks good to me.
> 
> Li Zefan wrote:
>> builtin-probe.c:121: error: 'opt_show_lines' defined but not used
> 
> Please add some comment for explanation, like:
> 
> This build error occurs when compiling perf-tools without dwarf
> support (no libdwarf).
> 

But as simple as this patch, the code itself has explained
the cause of this compile error.

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