diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 618edfc3846f..49ab0cbef739 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -2059,6 +2059,12 @@ struct mapped_device *dm_table_get_md(struct dm_table *t) } EXPORT_SYMBOL(dm_table_get_md); +const char *dm_table_device_name(struct dm_table *t) +{ + return dm_device_name(t->md); +} +EXPORT_SYMBOL_GPL(dm_table_device_name); + void dm_table_run_md_queue_async(struct dm_table *t) { struct mapped_device *md; diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 8d937754aa0c..d7bee8669f10 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -489,6 +489,7 @@ sector_t dm_table_get_size(struct dm_table *t); unsigned int dm_table_get_num_targets(struct dm_table *t); fmode_t dm_table_get_mode(struct dm_table *t); struct mapped_device *dm_table_get_md(struct dm_table *t); +const char *dm_table_device_name(struct dm_table *t); /* * Trigger an event.