linux-kernel - Re: [PATCH v4 2/6] perf tools: Promote proper messages for cross-platform unwind

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Date:	Fri, 20 May 2016 11:00:56 +0800
From:	Hekuang <hekuang@...wei.com>
To:	Jiri Olsa <jolsa@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>
CC:	<peterz@...radead.org>, <mingo@...hat.com>,
	<alexander.shishkin@...ux.intel.com>, <wangnan0@...wei.com>,
	<jpoimboe@...hat.com>, <ak@...ux.intel.com>, <eranian@...gle.com>,
	<namhyung@...nel.org>, <adrian.hunter@...el.com>,
	<sukadev@...ux.vnet.ibm.com>, <masami.hiramatsu.pt@...achi.com>,
	<tumanova@...ux.vnet.ibm.com>, <kan.liang@...el.com>,
	<penberg@...nel.org>, <dsahern@...il.com>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 2/6] perf tools: Promote proper messages for
 cross-platform unwind



在 2016/5/20 0:19, Jiri Olsa 写道:
> On Thu, May 19, 2016 at 11:50:10AM -0300, Arnaldo Carvalho de Melo wrote:
>> Em Thu, May 19, 2016 at 11:47:38AM +0000, He Kuang escreveu:
>>> Currently, perf script uses host unwind methods to parse perf.data
>>> callchain info regardless of the target architecture. So we get wrong
>>> result and no promotion when unwinding callchains of x86(32-bit) on
>> What you mean by "promotion" here? Can you use some other synonym so
>> that I can make sense of this description?
> I'd say something like: s/and no promotion/without any warning/
>
> jirka

Yes, that's what I want to express.