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| author | Jeffle Xu <jefflexu@linux.alibaba.com> | 2020-11-13 03:05:51 +0100 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2020-12-05 00:04:35 +0100 |
| commit | 410fe220078c3e3ed6f4167fb4de65139cfec631 (patch) | |
| tree | 4867938497fa6b5662a30879a8c20864d80bf96f /drivers/md/dm-zero.c | |
| parent | dm: rename multipath path selector source files to have "dm-ps" prefix (diff) | |
| download | linux-410fe220078c3e3ed6f4167fb4de65139cfec631.tar.xz linux-410fe220078c3e3ed6f4167fb4de65139cfec631.zip | |
dm: add support for REQ_NOWAIT to various targets
commit 021a24460dc2 ("block: add QUEUE_FLAG_NOWAIT") added a new queue
flag QUEUE_FLAG_NOWAIT to advertise if the bdev supports handling of
REQ_NOWAIT or not. DM core supports stacking QUEUE_FLAG_NOWAIT since
commit 6abc49468eea ("dm: add support for REQ_NOWAIT and enable it for
linear target"), in which only dm-linear enabled it.
Update others DM targets, which just do simple remapping, to enable
support for REQ_NOWAIT.
Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-zero.c')
| -rw-r--r-- | drivers/md/dm-zero.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm-zero.c b/drivers/md/dm-zero.c index b65ca8dcfbdc..faa1dbffc8b4 100644 --- a/drivers/md/dm-zero.c +++ b/drivers/md/dm-zero.c @@ -59,6 +59,7 @@ static int zero_map(struct dm_target *ti, struct bio *bio) static struct target_type zero_target = { .name = "zero", .version = {1, 1, 0}, + .features = DM_TARGET_NOWAIT, .module = THIS_MODULE, .ctr = zero_ctr, .map = zero_map, |