224 		struct reserve_ticket *ticket;  in btrfs_try_granting_tickets()  local
227 		ticket = list_first_entry(head, struct reserve_ticket, list);  in btrfs_try_granting_tickets()
230 		if ((used + ticket->bytes <= space_info->total_bytes) ||  in btrfs_try_granting_tickets()
231 		    can_overcommit(fs_info, space_info, ticket->bytes, flush,  in btrfs_try_granting_tickets()
235 							      ticket->bytes);  in btrfs_try_granting_tickets()
236 			list_del_init(&ticket->list);  in btrfs_try_granting_tickets()
237 			ticket->bytes = 0;  in btrfs_try_granting_tickets()
239 			wake_up(&ticket->wait);  in btrfs_try_granting_tickets()
462 	struct reserve_ticket *ticket = NULL;  in may_commit_transaction()  local
482 		ticket = list_first_entry(&space_info->priority_tickets,  in may_commit_transaction()
485 		ticket = list_first_entry(&space_info->tickets,  in may_commit_transaction()
487 	bytes_needed = (ticket) ? ticket->bytes : 0;  in may_commit_transaction()
634 	struct reserve_ticket *ticket;  in btrfs_calc_reclaim_metadata_size()  local
639 	list_for_each_entry(ticket, &space_info->tickets, list)  in btrfs_calc_reclaim_metadata_size()
640 		to_reclaim += ticket->bytes;  in btrfs_calc_reclaim_metadata_size()
641 	list_for_each_entry(ticket, &space_info->priority_tickets, list)  in btrfs_calc_reclaim_metadata_size()
642 		to_reclaim += ticket->bytes;  in btrfs_calc_reclaim_metadata_size()
704 	struct reserve_ticket *ticket;  in maybe_fail_all_tickets()  local
715 		ticket = list_first_entry(&space_info->tickets,  in maybe_fail_all_tickets()
729 			first_ticket_bytes = ticket->bytes;  in maybe_fail_all_tickets()
730 		else if (first_ticket_bytes > ticket->bytes)  in maybe_fail_all_tickets()
735 				   ticket->bytes);  in maybe_fail_all_tickets()
737 		list_del_init(&ticket->list);  in maybe_fail_all_tickets()
738 		ticket->error = -ENOSPC;  in maybe_fail_all_tickets()
739 		wake_up(&ticket->wait);  in maybe_fail_all_tickets()
855 				struct reserve_ticket *ticket,  in priority_reclaim_metadata_space()  argument
876 		if (ticket->bytes == 0) {  in priority_reclaim_metadata_space()
886 				struct reserve_ticket *ticket)  in wait_reserve_ticket()  argument
893 	while (ticket->bytes > 0 && ticket->error == 0) {  in wait_reserve_ticket()
894 		ret = prepare_to_wait_event(&ticket->wait, &wait, TASK_KILLABLE);  in wait_reserve_ticket()
904 			list_del_init(&ticket->list);  in wait_reserve_ticket()
905 			ticket->error = -EINTR;  in wait_reserve_ticket()
912 		finish_wait(&ticket->wait, &wait);  in wait_reserve_ticket()
930 				 struct reserve_ticket *ticket,  in handle_reserve_ticket()  argument
937 		wait_reserve_ticket(fs_info, space_info, ticket);  in handle_reserve_ticket()
940 		priority_reclaim_metadata_space(fs_info, space_info, ticket,  in handle_reserve_ticket()
945 		priority_reclaim_metadata_space(fs_info, space_info, ticket,  in handle_reserve_ticket()
955 	ret = ticket->error;  in handle_reserve_ticket()
956 	if (ticket->bytes || ticket->error) {  in handle_reserve_ticket()
962 		list_del_init(&ticket->list);  in handle_reserve_ticket()
967 	ASSERT(list_empty(&ticket->list));  in handle_reserve_ticket()
974 	ASSERT(!(ticket->bytes == 0 && ticket->error));  in handle_reserve_ticket()
998 	struct reserve_ticket ticket;  in __reserve_metadata_bytes()  local
1033 		ticket.bytes = orig_bytes;  in __reserve_metadata_bytes()
1034 		ticket.error = 0;  in __reserve_metadata_bytes()
1035 		init_waitqueue_head(&ticket.wait);  in __reserve_metadata_bytes()
1037 			list_add_tail(&ticket.list, &space_info->tickets);  in __reserve_metadata_bytes()
1048 			list_add_tail(&ticket.list,  in __reserve_metadata_bytes()
1072 	return handle_reserve_ticket(fs_info, space_info, &ticket, flush);  in __reserve_metadata_bytes()