diff options
Diffstat (limited to 'drivers/md/dm.h')
| -rw-r--r-- | drivers/md/dm.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/md/dm.h b/drivers/md/dm.h index a0a8ff119815..245f52b59215 100644 --- a/drivers/md/dm.h +++ b/drivers/md/dm.h @@ -58,6 +58,7 @@ void dm_table_event_callback(struct dm_table *t, void (*fn)(void *), void *context); struct dm_target *dm_table_find_target(struct dm_table *t, sector_t sector); bool dm_table_has_no_data_devices(struct dm_table *table); +bool dm_table_is_wildcard(struct dm_table *t); int dm_calculate_queue_limits(struct dm_table *table, struct queue_limits *limits); int dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, @@ -72,6 +73,8 @@ struct target_type *dm_table_get_immutable_target_type(struct dm_table *t); struct dm_target *dm_table_get_immutable_target(struct dm_table *t); struct dm_target *dm_table_get_wildcard_target(struct dm_table *t); bool dm_table_request_based(struct dm_table *t); +bool dm_table_supports_size_change(struct dm_table *t, sector_t old_size, + sector_t new_size); void dm_lock_md_type(struct mapped_device *md); void dm_unlock_md_type(struct mapped_device *md); @@ -102,6 +105,7 @@ int dm_setup_md_queue(struct mapped_device *md, struct dm_table *t); int dm_set_zones_restrictions(struct dm_table *t, struct request_queue *q, struct queue_limits *lim); int dm_revalidate_zones(struct dm_table *t, struct request_queue *q); +void dm_finalize_zone_settings(struct dm_table *t, struct queue_limits *lim); void dm_zone_endio(struct dm_io *io, struct bio *clone); #ifdef CONFIG_BLK_DEV_ZONED int dm_blk_report_zones(struct gendisk *disk, sector_t sector, @@ -110,12 +114,14 @@ bool dm_is_zone_write(struct mapped_device *md, struct bio *bio); int dm_zone_get_reset_bitmap(struct mapped_device *md, struct dm_table *t, sector_t sector, unsigned int nr_zones, unsigned long *need_reset); +#define dm_has_zone_plugs(md) ((md)->disk->zone_wplugs_hash != NULL) #else #define dm_blk_report_zones NULL static inline bool dm_is_zone_write(struct mapped_device *md, struct bio *bio) { return false; } +#define dm_has_zone_plugs(md) false #endif /* |