346 			  enum btrfs_reserve_flush_enum flush)  in calc_available_free_space()  argument
373 	if (flush == BTRFS_RESERVE_FLUSH_ALL)  in calc_available_free_space()
382 			 enum btrfs_reserve_flush_enum flush)  in btrfs_can_overcommit()  argument
392 	avail = calc_available_free_space(fs_info, space_info, flush);  in btrfs_can_overcommit()
417 	enum btrfs_reserve_flush_enum flush = BTRFS_RESERVE_NO_FLUSH;  in btrfs_try_granting_tickets()  local
432 					 flush)) {  in btrfs_try_granting_tickets()
447 		flush = BTRFS_RESERVE_FLUSH_ALL;  in btrfs_try_granting_tickets()
1060 		space_info->flush = 0;  in btrfs_async_reclaim_metadata_space()
1072 			space_info->flush = 0;  in btrfs_async_reclaim_metadata_space()
1115 					space_info->flush = 0;  in btrfs_async_reclaim_metadata_space()
1153 		enum btrfs_flush_state flush;  in btrfs_preempt_reclaim_metadata_space()  local
1188 			flush = FLUSH_DELALLOC;  in btrfs_preempt_reclaim_metadata_space()
1193 			flush = COMMIT_TRANS;  in btrfs_preempt_reclaim_metadata_space()
1197 			flush = FLUSH_DELAYED_ITEMS_NR;  in btrfs_preempt_reclaim_metadata_space()
1200 			flush = FLUSH_DELAYED_REFS_NR;  in btrfs_preempt_reclaim_metadata_space()
1213 		flush_space(fs_info, space_info, to_reclaim, flush, true);  in btrfs_preempt_reclaim_metadata_space()
1277 		space_info->flush = 0;  in btrfs_async_reclaim_data_space()
1288 			space_info->flush = 0;  in btrfs_async_reclaim_data_space()
1305 			space_info->flush = 0;  in btrfs_async_reclaim_data_space()
1322 					space_info->flush = 0;  in btrfs_async_reclaim_data_space()
1338 	space_info->flush = 0;  in btrfs_async_reclaim_data_space()
1506 				 enum btrfs_reserve_flush_enum flush)  in handle_reserve_ticket()  argument
1510 	switch (flush) {  in handle_reserve_ticket()
1544 				   start_ns, flush, ticket->error);  in handle_reserve_ticket()
1552 static inline bool is_normal_flushing(enum btrfs_reserve_flush_enum flush)  in is_normal_flushing()  argument
1554 	return	(flush == BTRFS_RESERVE_FLUSH_ALL) ||  in is_normal_flushing()
1555 		(flush == BTRFS_RESERVE_FLUSH_ALL_STEAL);  in is_normal_flushing()
1576 static inline bool can_steal(enum btrfs_reserve_flush_enum flush)  in can_steal()  argument
1578 	return (flush == BTRFS_RESERVE_FLUSH_ALL_STEAL ||  in can_steal()
1579 		flush == BTRFS_RESERVE_FLUSH_EVICT);  in can_steal()
1586 static inline bool can_ticket(enum btrfs_reserve_flush_enum flush)  in can_ticket()  argument
1588 	return (flush != BTRFS_RESERVE_NO_FLUSH &&  in can_ticket()
1589 		flush != BTRFS_RESERVE_FLUSH_EMERGENCY);  in can_ticket()
1609 			   enum btrfs_reserve_flush_enum flush)  in __reserve_bytes()  argument
1627 		ASSERT(flush != BTRFS_RESERVE_FLUSH_ALL);  in __reserve_bytes()
1628 		ASSERT(flush != BTRFS_RESERVE_FLUSH_ALL_STEAL);  in __reserve_bytes()
1629 		ASSERT(flush != BTRFS_RESERVE_FLUSH_EVICT);  in __reserve_bytes()
1632 	if (flush == BTRFS_RESERVE_FLUSH_DATA)  in __reserve_bytes()
1645 	if (is_normal_flushing(flush) || (flush == BTRFS_RESERVE_NO_FLUSH))  in __reserve_bytes()
1657 	     btrfs_can_overcommit(fs_info, space_info, orig_bytes, flush))) {  in __reserve_bytes()
1668 	if (ret && unlikely(flush == BTRFS_RESERVE_FLUSH_EMERGENCY)) {  in __reserve_bytes()
1684 	if (ret && can_ticket(flush)) {  in __reserve_bytes()
1689 		ticket.steal = can_steal(flush);  in __reserve_bytes()
1693 		if (flush == BTRFS_RESERVE_FLUSH_ALL ||  in __reserve_bytes()
1694 		    flush == BTRFS_RESERVE_FLUSH_ALL_STEAL ||  in __reserve_bytes()
1695 		    flush == BTRFS_RESERVE_FLUSH_DATA) {  in __reserve_bytes()
1697 			if (!space_info->flush) {  in __reserve_bytes()
1707 				space_info->flush = 1;  in __reserve_bytes()
1710 							  orig_bytes, flush,  in __reserve_bytes()
1728 						  orig_bytes, flush, "preempt");  in __reserve_bytes()
1734 	if (!ret || !can_ticket(flush))  in __reserve_bytes()
1738 				     orig_bytes, flush);  in __reserve_bytes()
1759 				 enum btrfs_reserve_flush_enum flush)  in btrfs_reserve_metadata_bytes()  argument
1763 	ret = __reserve_bytes(fs_info, block_rsv->space_info, orig_bytes, flush);  in btrfs_reserve_metadata_bytes()
1787 			     enum btrfs_reserve_flush_enum flush)  in btrfs_reserve_data_bytes()  argument
1792 	ASSERT(flush == BTRFS_RESERVE_FLUSH_DATA ||  in btrfs_reserve_data_bytes()
1793 	       flush == BTRFS_RESERVE_FLUSH_FREE_SPACE_INODE ||  in btrfs_reserve_data_bytes()
1794 	       flush == BTRFS_RESERVE_NO_FLUSH);  in btrfs_reserve_data_bytes()
1795 	ASSERT(!current->journal_info || flush != BTRFS_RESERVE_FLUSH_DATA);  in btrfs_reserve_data_bytes()
1797 	ret = __reserve_bytes(fs_info, data_sinfo, bytes, flush);  in btrfs_reserve_data_bytes()