diff options
| author | Christoph Hellwig <hch@lst.de> | 2017-04-05 20:21:23 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-04-08 20:25:38 +0300 |
| commit | 48920ff2a5a940cd07d12cc79e4a2c75f1185aee (patch) | |
| tree | 0505a85fce20a0d34c5d4bbc71ba8771a037e209 /drivers/md/dm-thin.c | |
| parent | 45c21793a6601b29926d67f7a07fe4077a45072e (diff) | |
| download | linux-48920ff2a5a940cd07d12cc79e4a2c75f1185aee.tar.xz | |
block: remove the discard_zeroes_data flag
Now that we use the proper REQ_OP_WRITE_ZEROES operation everywhere we can
kill this hack.
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>
Diffstat (limited to 'drivers/md/dm-thin.c')
| -rw-r--r-- | drivers/md/dm-thin.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 2b266a2b5035..a5f1916f621a 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -3263,7 +3263,6 @@ static int pool_ctr(struct dm_target *ti, unsigned argc, char **argv) * them down to the data device. The thin device's discard * processing will cause mappings to be removed from the btree. */ - ti->discard_zeroes_data_unsupported = true; if (pf.discard_enabled && pf.discard_passdown) { ti->num_discard_bios = 1; @@ -4119,7 +4118,6 @@ static int thin_ctr(struct dm_target *ti, unsigned argc, char **argv) ti->per_io_data_size = sizeof(struct dm_thin_endio_hook); /* In case the pool supports discards, pass them on. */ - ti->discard_zeroes_data_unsupported = true; if (tc->pool->pf.discard_enabled) { ti->discards_supported = true; ti->num_discard_bios = 1; |