From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Thu, 23 Jul 2009 18:13:26 +0000 (+0200)
Subject: sched: Add wait, sleep and iowait accounting tracepoints
X-Git-Tag: v2.6.32-rc1~719^2~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=768d0c27226e6587cad2fcf543f9711da3f3774e;p=pandora-kernel.git

sched: Add wait, sleep and iowait accounting tracepoints

Add 3 schedstat tracepoints to help account for wait-time,
sleep-time and iowait-time.

They can also be used as a perf-counter source to profile tasks
on these clocks.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
LKML-Reference: <new-submission>
[ build fix for the !CONFIG_SCHEDSTATS case ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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