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(parent: 5d1429f) | patch
block: stop using discards for zeroing
authorChristoph Hellwig <hch@lst.de>
Wed, 5 Apr 2017 17:21:20 +0000 (19:21 +0200)
committerJens Axboe <axboe@fb.com>
Sat, 8 Apr 2017 17:25:38 +0000 (11:25 -0600)
commit71027e97d796d1e9b210a2f64bf2cc25e225a4c0
tree5c8a92f1126616ffba426158c5ce62a48e9120actree | snapshot
parent5d1429fead5beacce6df052c31b28a97a11e250bcommit | 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>
block/blk-lib.c diff | blob | history
Domain: System / Kernel;