linux-kernel - Re: [PATCH 2/2] tracing/function-graph-tracer: improve duration output

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Message-ID: <20081203083332.GA5455@elte.hu>
Date:	Wed, 3 Dec 2008 09:33:32 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Tim Bird <tim.bird@...sony.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] tracing/function-graph-tracer: improve duration
	output


btw., i tested the graph tracer on a 16-way 64-bit box as well, and the 
multi-digit CPU field printout magic works fine there too:

  9)               |    pick_next_task() {
  9)   0.283 us    |      pick_next_task_fair();
  9)   0.276 us    |      pick_next_task_rt();
  9)   0.273 us    |      pick_next_task_fair();
  9)   0.279 us    |      pick_next_task_idle();
  9)   2.596 us    |    }
  9)   0.566 us    |    __lock_text_start();
 10)   0.299 us    |        }
 10)               |        mm_init() {
 10)               |          pgd_alloc() {
 10)               |            __get_free_pages() {
 10)               |              alloc_pages_current() {
 10)   0.330 us    |                policy_zonelist();
 10)               |                __alloc_pages_internal() {

	Ingo
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