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authorChristoph Hellwig <hch@lst.de>2017-04-05 19:21:22 +0200
committerJens Axboe <axboe@fb.com>2017-04-08 11:25:38 -0600
commit45c21793a6601b29926d67f7a07fe4077a45072e (patch)
treee4ece67aa634a002b696697d904f5340b13fe970 /Documentation/block
parent0dbed96a3cc9786bc4814dab98a7218753bde934 (diff)
drbd: implement REQ_OP_WRITE_ZEROES
It seems like DRBD assumes its on the wire TRIM request always zeroes data. Use that fact to implement REQ_OP_WRITE_ZEROES. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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