Message-ID: <564DBE10.9020700@huawei.com>
Date: Thu, 19 Nov 2015 20:18:24 +0800
From: "Wangnan (F)" <wangnan0@huawei.com>
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To: Jiri Olsa <jolsa@redhat.com>, Jiri Olsa <jolsa@kernel.org>
CC: Arnaldo Carvalho de Melo <acme@kernel.org>,
        Jan Kratochvil <jkratoch@redhat.com>,
        lkml <linux-kernel@vger.kernel.org>, David Ahern <dsahern@gmail.com>,
        Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@kernel.org>,
        Namhyung Kim <namhyung@kernel.org>,
        Milian Wolff <milian.wolff@kdab.com>
Subject: Re: [PATCH 4/3] perf tools: Add callchain order support for libdw
 DWARF unwinder
References: <1447772739-18471-1-git-send-email-jolsa@kernel.org> <20151119112218.GA12585@krava.local> <564DBC45.7070105@huawei.com>
In-Reply-To: <564DBC45.7070105@huawei.com>
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On 2015/11/19 20:10, Wangnan (F) wrote:
>
>
> On 2015/11/19 19:22, Jiri Olsa wrote:
>> On Tue, Nov 17, 2015 at 04:05:36PM +0100, Jiri Olsa wrote:
>>

[SNIP]

> In addition, just for your information, I find libdw can unwind call
> chain I described yesterday in [1].

Please forget it. The problem is still their even with libdw. I forgot
to add -fomit-frame-pointer.

Thank you.
>
> Thank you.
>
> [1] https://lkml.kernel.org/g/564C26C4.2040603@huawei.com


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