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(parent: 8d97e8c) | patch
dm io: discards don't take a payload
authorChristoph Hellwig <hch@lst.de>
Wed, 5 Apr 2017 17:21:04 +0000 (19:21 +0200)
committerJens Axboe <axboe@fb.com>
Sat, 8 Apr 2017 17:25:38 +0000 (11:25 -0600)
commit570351ba1e79230ab06ebfe8016eae1adbfd8543
treeaa5dc525cfa91d3758d8cabc5de2edcfc077af34tree | snapshot
parent8d97e8caaf11000799a63895f5ef6402946d1f2ecommit | diff
dm io: discards don't take a payload

Fix up do_region to not allocate a bio_vec for discards.  We've
got rid of the discard payload allocated by the caller years ago.

Obviously this wasn't actually harmful given how long it's been
there, but it's still good to avoid the pointless allocation.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
drivers/md/dm-io.c diff | blob | history
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