diff options
| author | Konstantin Khlebnikov <khlebnikov@yandex-team.ru> | 2020-09-23 22:06:52 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-09-25 16:20:03 +0200 |
| commit | 6abc49468eeaad2dd481779906aaa29605139087 (patch) | |
| tree | bc4c7489f07e17a9b4328b6c135871811f541027 /drivers/md/dm-linear.c | |
| parent | block: add QUEUE_FLAG_NOWAIT (diff) | |
| download | linux-6abc49468eeaad2dd481779906aaa29605139087.tar.xz linux-6abc49468eeaad2dd481779906aaa29605139087.zip | |
dm: add support for REQ_NOWAIT and enable it for linear target
Add DM target feature flag DM_TARGET_NOWAIT which advertises that
target works with REQ_NOWAIT bios.
Add dm_table_supports_nowait() and update dm_table_set_restrictions()
to set/clear QUEUE_FLAG_NOWAIT accordingly.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/dm-linear.c')
| -rw-r--r-- | drivers/md/dm-linear.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c index e1db43446327..00774b5d7668 100644 --- a/drivers/md/dm-linear.c +++ b/drivers/md/dm-linear.c @@ -228,10 +228,11 @@ static struct target_type linear_target = { .name = "linear", .version = {1, 4, 0}, #ifdef CONFIG_BLK_DEV_ZONED - .features = DM_TARGET_PASSES_INTEGRITY | DM_TARGET_ZONED_HM, + .features = DM_TARGET_PASSES_INTEGRITY | DM_TARGET_NOWAIT | + DM_TARGET_ZONED_HM, .report_zones = linear_report_zones, #else - .features = DM_TARGET_PASSES_INTEGRITY, + .features = DM_TARGET_PASSES_INTEGRITY | DM_TARGET_NOWAIT, #endif .module = THIS_MODULE, .ctr = linear_ctr, |