diff options
Diffstat (limited to 'drivers/md/dm.h')
| -rw-r--r-- | drivers/md/dm.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/md/dm.h b/drivers/md/dm.h index bad1724d486..0c2dd5f4af7 100644 --- a/drivers/md/dm.h +++ b/drivers/md/dm.h @@ -59,13 +59,20 @@ void dm_table_postsuspend_targets(struct dm_table *t); int dm_table_resume_targets(struct dm_table *t); int dm_table_any_congested(struct dm_table *t, int bdi_bits); int dm_table_any_busy_target(struct dm_table *t); -int dm_table_set_type(struct dm_table *t); unsigned dm_table_get_type(struct dm_table *t); bool dm_table_request_based(struct dm_table *t); +bool dm_table_supports_discards(struct dm_table *t); int dm_table_alloc_md_mempools(struct dm_table *t); void dm_table_free_md_mempools(struct dm_table *t); struct dm_md_mempools *dm_table_get_md_mempools(struct dm_table *t); +void dm_lock_md_type(struct mapped_device *md); +void dm_unlock_md_type(struct mapped_device *md); +void dm_set_md_type(struct mapped_device *md, unsigned type); +unsigned dm_get_md_type(struct mapped_device *md); + +int dm_setup_md_queue(struct mapped_device *md); + /* * To check the return value from dm_table_find_target(). */ @@ -122,6 +129,11 @@ void dm_linear_exit(void); int dm_stripe_init(void); void dm_stripe_exit(void); +/* + * mapped_device operations + */ +void dm_destroy(struct mapped_device *md); +void dm_destroy_immediate(struct mapped_device *md); int dm_open_count(struct mapped_device *md); int dm_lock_for_deletion(struct mapped_device *md); |