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author | 2017-04-05 19:21:05 +0200 | |
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committer | 2017-04-08 11:25:38 -0600 | |
commit | ac62d6208a7977107a47be4eb8566d6e5034b5f5 (patch) | |
tree | cac7e46e26b67193cefb333d9aad2f8e87ecfee7 /drivers/md/dm-linear.c | |
parent | dm io: discards don't take a payload (diff) | |
download | linux-ac62d6208a7977107a47be4eb8566d6e5034b5f5.tar.gz linux-ac62d6208a7977107a47be4eb8566d6e5034b5f5.tar.bz2 linux-ac62d6208a7977107a47be4eb8566d6e5034b5f5.zip |
dm: support REQ_OP_WRITE_ZEROES
Copy & paste from the REQ_OP_WRITE_SAME code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/md/dm-linear.c')
-rw-r--r-- | drivers/md/dm-linear.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c index 4788b0b989a9..e17fd44ceef5 100644 --- a/drivers/md/dm-linear.c +++ b/drivers/md/dm-linear.c @@ -59,6 +59,7 @@ static int linear_ctr(struct dm_target *ti, unsigned int argc, char **argv) ti->num_flush_bios = 1; ti->num_discard_bios = 1; ti->num_write_same_bios = 1; + ti->num_write_zeroes_bios = 1; ti->private = lc; return 0; |