From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Wed, 16 Dec 2009 16:55:55 +0000 (+0100)
Subject: perf record: Properly synchronize child creation
X-Git-Tag: v2.6.33-rc1~48^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=856e96608a72412d319e498a3a7c557571f811bd;p=pandora-kernel.git

perf record: Properly synchronize child creation

Remove that ugly usleep and provide proper serialization between
parent and child just like perf-stat does.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: fweisbec@gmail.com
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <20091216165904.908184135@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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