From: Li Zefan <lizf@cn.fujitsu.com>
Date: Fri, 20 Mar 2009 01:48:26 +0000 (+0800)
Subject: blktrace: remove blk_probe_mutex
X-Git-Tag: v2.6.30-rc1~2^2~13^5~17
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3c289ba7c320560ee74979a8895141c829046a2d;p=pandora-kernel.git

blktrace: remove blk_probe_mutex

blk_register_tracepoints() always returns 0, so make it return void,
thus we don't need to use blk_probe_mutex to protect blk_probes_ref.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <49C2F5EA.8060606@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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