tree e297bbd502f1a8a52436358c5184f7de1cb43f56
parent ac65ece4eee10b03ac29ee925cadc179dc810bab
author Tejun Heo <tj@kernel.org> 1220424817 +0200
committer Jens Axboe <jens.axboe@oracle.com> 1223535364 +0200

block: don't grab block_class_lock unnecessarily

block_class_lock protects major_names array and bdev_map and doesn't
have anything to do with block class devices.  Don't grab them while
iterating over block class devices.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>