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authorChristoph Hellwig <hch@lst.de>2017-04-05 19:21:20 +0200
committerJens Axboe <axboe@fb.com>2017-04-08 11:25:38 -0600
commit71027e97d796d1e9b210a2f64bf2cc25e225a4c0 (patch)
tree5c8a92f1126616ffba426158c5ce62a48e9120ac /drivers
parent5d1429fead5beacce6df052c31b28a97a11e250b (diff)
block: stop using discards for zeroing
Now that we have REQ_OP_WRITE_ZEROES implemented for all devices that support efficient zeroing, we can remove the call to blkdev_issue_discard. This means we only have two ways of zeroing left and can simplify the code. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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