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linux/block/blk-barrier.c
Jens Axboe cc66b4512c block: fix blkdev_issue_flush() not detecting and passing EOPNOTSUPP back 
This is important to eg dm, that tries to decide whether to stop using
barriers or not.

Tested as working by Anders Henke <anders.henke@1und1.de>

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2008-03-04 11:47:46 +01:00

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