linux-kernel - Re: [PATCH -tip v4 4/5] perf script: add the offset field specifier

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Date:	Tue, 17 Jan 2012 09:04:07 -0700
From:	David Ahern <dsahern@...il.com>
To:	Akihiro Nagai <akihiro.nagai.hw@...achi.com>
CC:	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <peterz@...radead.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	linux-kernel@...r.kernel.org,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	yrl.pp-manager.tt@...achi.com, Paul Mackerras <paulus@...ba.org>
Subject: Re: [PATCH -tip v4 4/5] perf script: add the offset field specifier

On 01/15/2012 10:22 PM, Akihiro Nagai wrote:
> Add the offset field specifier 'offs' to show the offset from
> the symbols in the output of perf-script. We can get the more
> detailed address information.
> 
> Output sample:
> # perf script -f ip,addr,sym,offs
> 301ec016b0            _start+0x0 ffffffff81467612 irq_return+0x0
> 301ec016b0            _start+0x0 ffffffff81467612 irq_return+0x0
> 301ec04b70         _dl_start+0x0       301ec016b3 _start+0x3
> 301ec04b70         _dl_start+0x0 ffffffff81467612 irq_return+0x0
> 301ec04b96        _dl_start+0x26 ffffffff81467612 irq_return+0x0
> 301ec04b9d        _dl_start+0x2d ffffffff81467612 irq_return+0x0
> 301ec04c0d        _dl_start+0x9d       301ec04beb _dl_start+0x7b
> 301ec04bf0        _dl_start+0x80       301ec04c11 _dl_start+0xa1
> [snip]
> 
> Changes in v2:
>  - change the way to output offset from '--show-symbol-offset' to
>    'offs' field.
>  - clean up codes.
> 

Reviewed-by: David Ahern <dsahern@...il.com>
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