block: don't grab block_class_lock unnecessarily

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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>

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Tejun Heo 2008-09-03 08:53:37 +02:00 • committed by Jens Axboe

parent ac65ece4ee

commit 2ac3cee529

1 changed files with 9 additions and 19 deletions

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28

block/genhd.c

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