From: Tejun Heo <tj@kernel.org>
Date: Wed, 15 Feb 2012 08:45:52 +0000 (+0100)
Subject: block: simplify ioc_release_fn()
X-Git-Tag: v3.3~15^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2274b029f640cd652ab59c363e5beebf5f50e609;p=pandora-kernel.git

block: simplify ioc_release_fn()

Reverse double lock dancing in ioc_release_fn() can be simplified by
just using trylock on the queue_lock and back out from ioc lock on
trylock failure.  Simplify it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Tested-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

Reading git-diff-tree failed