tree 8668ef63b1f420252ae41aed9e13737d49fd8054
parent 68154e90c9d1492d570671ae181d9a8f8530da55
author Nick Piggin <npiggin@suse.de> 1209473313 +0200
committer Jens Axboe <jens.axboe@oracle.com> 1209473313 +0200

block: make queue flags non-atomic

We can save some atomic ops in the IO path, if we clearly define
the rules of how to modify the queue flags.

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