From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Tue, 30 Sep 2008 05:51:12 +0000 (-0400)
Subject: tracepoints: fix reentrancy
X-Git-Tag: v2.6.28-rc1~78^2~58
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9a1e9693f534174945154197fec4ec92f168ce21;p=pandora-kernel.git

tracepoints: fix reentrancy

The tracepoints had the same problem markers did have wrt reentrancy. Apply a
similar fix using a rcu_barrier after each tracepoint mutex lock.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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