block: extend queue_flag bitops
authorJens Axboe <jens.axboe@oracle.com>
Thu, 3 Jul 2008 11:18:54 +0000 (13:18 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Thu, 3 Jul 2008 11:21:15 +0000 (13:21 +0200)
Add test_and_clear and test_and_set.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

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