182 	struct rw_semaphore root_lock;  member
382 	__acquires(pmd->root_lock)  in __pmd_write_lock()
384 	down_write(&pmd->root_lock);  in __pmd_write_lock()
396 	__releases(pmd->root_lock)  in pmd_write_unlock()
398 	up_write(&pmd->root_lock);  in pmd_write_unlock()
888 	init_rwsem(&pmd->root_lock);  in dm_pool_metadata_open()
920 	down_read(&pmd->root_lock);  in dm_pool_metadata_close()
929 	up_read(&pmd->root_lock);  in dm_pool_metadata_close()
1243 	down_read(&pmd->root_lock);  in dm_pool_get_metadata_transaction_id()
1248 	up_read(&pmd->root_lock);  in dm_pool_get_metadata_transaction_id()
1408 	down_read(&pmd->root_lock);  in dm_pool_get_metadata_snap()
1411 	up_read(&pmd->root_lock);  in dm_pool_get_metadata_snap()
1494 	down_read(&pmd->root_lock);  in dm_thin_find_block()
1496 		up_read(&pmd->root_lock);  in dm_thin_find_block()
1502 	up_read(&pmd->root_lock);  in dm_thin_find_block()
1576 	down_read(&pmd->root_lock);  in dm_thin_find_mapped_range()
1581 	up_read(&pmd->root_lock);  in dm_thin_find_mapped_range()
1727 	down_read(&pmd->root_lock);  in dm_pool_block_is_shared()
1731 	up_read(&pmd->root_lock);  in dm_pool_block_is_shared()
1770 	down_read(&td->pmd->root_lock);  in dm_thin_changed_this_transaction()
1772 	up_read(&td->pmd->root_lock);  in dm_thin_changed_this_transaction()
1782 	down_read(&pmd->root_lock);  in dm_pool_changed_this_transaction()
1789 	up_read(&pmd->root_lock);  in dm_pool_changed_this_transaction()
1798 	down_read(&td->pmd->root_lock);  in dm_thin_aborted_changes()
1800 	up_read(&td->pmd->root_lock);  in dm_thin_aborted_changes()
1874 	down_read(&pmd->root_lock);  in dm_pool_get_free_block_count()
1877 	up_read(&pmd->root_lock);  in dm_pool_get_free_block_count()
1887 	down_read(&pmd->root_lock);  in dm_pool_get_free_metadata_block_count()
1897 	up_read(&pmd->root_lock);  in dm_pool_get_free_metadata_block_count()
1907 	down_read(&pmd->root_lock);  in dm_pool_get_metadata_dev_size()
1910 	up_read(&pmd->root_lock);  in dm_pool_get_metadata_dev_size()
1919 	down_read(&pmd->root_lock);  in dm_pool_get_data_dev_size()
1922 	up_read(&pmd->root_lock);  in dm_pool_get_data_dev_size()
1932 	down_read(&pmd->root_lock);  in dm_thin_get_mapped_count()
1937 	up_read(&pmd->root_lock);  in dm_thin_get_mapped_count()
1964 	down_read(&pmd->root_lock);  in dm_thin_get_highest_mapped_block()
1967 	up_read(&pmd->root_lock);  in dm_thin_get_highest_mapped_block()
2078 	down_read(&pmd->root_lock);  in dm_pool_metadata_needs_check()
2080 	up_read(&pmd->root_lock);  in dm_pool_metadata_needs_check()
2087 	down_read(&pmd->root_lock);  in dm_pool_issue_prefetches()
2090 	up_read(&pmd->root_lock);  in dm_pool_issue_prefetches()