666 			struct ext2_reserve_window *my_rsv)  in ext2_try_to_allocate()  argument
676 	if (my_rsv) {  in ext2_try_to_allocate()
677 		if (my_rsv->_rsv_start >= group_first_block)  in ext2_try_to_allocate()
678 			start = my_rsv->_rsv_start - group_first_block;  in ext2_try_to_allocate()
679 		if (my_rsv->_rsv_end < group_last_block)  in ext2_try_to_allocate()
680 			end = my_rsv->_rsv_end - group_first_block + 1;  in ext2_try_to_allocate()
690 		if (!my_rsv) {  in ext2_try_to_allocate()
754 				struct ext2_reserve_window_node *my_rsv,  in find_next_reservable_window()  argument
762 	int size = my_rsv->rsv_goal_size;  in find_next_reservable_window()
817 	if ((prev != my_rsv) && (!rsv_is_empty(&my_rsv->rsv_window)))  in find_next_reservable_window()
818 		rsv_window_remove(sb, my_rsv);  in find_next_reservable_window()
827 	my_rsv->rsv_start = cur;  in find_next_reservable_window()
828 	my_rsv->rsv_end = cur + size - 1;  in find_next_reservable_window()
829 	my_rsv->rsv_alloc_hit = 0;  in find_next_reservable_window()
831 	if (prev != my_rsv)  in find_next_reservable_window()
832 		ext2_rsv_window_add(sb, my_rsv);  in find_next_reservable_window()
874 static int alloc_new_reservation(struct ext2_reserve_window_node *my_rsv,  in alloc_new_reservation()  argument
894 	size = my_rsv->rsv_goal_size;  in alloc_new_reservation()
896 	if (!rsv_is_empty(&my_rsv->rsv_window)) {  in alloc_new_reservation()
911 		if ((my_rsv->rsv_start <= group_end_block) &&  in alloc_new_reservation()
912 				(my_rsv->rsv_end > group_end_block) &&  in alloc_new_reservation()
913 				(start_block >= my_rsv->rsv_start))  in alloc_new_reservation()
916 		if ((my_rsv->rsv_alloc_hit >  in alloc_new_reservation()
917 		     (my_rsv->rsv_end - my_rsv->rsv_start + 1) / 2)) {  in alloc_new_reservation()
927 			my_rsv->rsv_goal_size= size;  in alloc_new_reservation()
945 	ret = find_next_reservable_window(search_head, my_rsv, sb,  in alloc_new_reservation()
949 		if (!rsv_is_empty(&my_rsv->rsv_window))  in alloc_new_reservation()
950 			rsv_window_remove(sb, my_rsv);  in alloc_new_reservation()
966 			my_rsv->rsv_start - group_first_block,  in alloc_new_reservation()
975 		if (!rsv_is_empty(&my_rsv->rsv_window))  in alloc_new_reservation()
976 			rsv_window_remove(sb, my_rsv);  in alloc_new_reservation()
986 	if (start_block >= my_rsv->rsv_start && start_block <= my_rsv->rsv_end)  in alloc_new_reservation()
994 	search_head = my_rsv;  in alloc_new_reservation()
1016 static void try_to_extend_reservation(struct ext2_reserve_window_node *my_rsv,  in try_to_extend_reservation()  argument
1026 	next = rb_next(&my_rsv->rsv_node);  in try_to_extend_reservation()
1029 		my_rsv->rsv_end += size;  in try_to_extend_reservation()
1033 		if ((next_rsv->rsv_start - my_rsv->rsv_end - 1) >= size)  in try_to_extend_reservation()
1034 			my_rsv->rsv_end += size;  in try_to_extend_reservation()
1036 			my_rsv->rsv_end = next_rsv->rsv_start - 1;  in try_to_extend_reservation()
1070 			struct ext2_reserve_window_node * my_rsv,  in ext2_try_to_allocate_with_rsv()  argument
1083 	if (my_rsv == NULL) {  in ext2_try_to_allocate_with_rsv()
1112 		if (rsv_is_empty(&my_rsv->rsv_window) || (ret < 0) ||  in ext2_try_to_allocate_with_rsv()
1113 			!goal_in_my_reservation(&my_rsv->rsv_window,  in ext2_try_to_allocate_with_rsv()
1115 			if (my_rsv->rsv_goal_size < *count)  in ext2_try_to_allocate_with_rsv()
1116 				my_rsv->rsv_goal_size = *count;  in ext2_try_to_allocate_with_rsv()
1117 			ret = alloc_new_reservation(my_rsv, grp_goal, sb,  in ext2_try_to_allocate_with_rsv()
1122 			if (!goal_in_my_reservation(&my_rsv->rsv_window,  in ext2_try_to_allocate_with_rsv()
1126 			int curr = my_rsv->rsv_end -  in ext2_try_to_allocate_with_rsv()
1130 				try_to_extend_reservation(my_rsv, sb,  in ext2_try_to_allocate_with_rsv()
1134 		if ((my_rsv->rsv_start > group_last_block) ||  in ext2_try_to_allocate_with_rsv()
1135 				(my_rsv->rsv_end < group_first_block)) {  in ext2_try_to_allocate_with_rsv()
1140 					   &num, &my_rsv->rsv_window);  in ext2_try_to_allocate_with_rsv()
1142 			my_rsv->rsv_alloc_hit += num;  in ext2_try_to_allocate_with_rsv()
1223 	struct ext2_reserve_window_node *my_rsv = NULL;  in ext2_new_blocks()  local
1257 			my_rsv = &block_i->rsv_window_node;  in ext2_new_blocks()
1284 	if (my_rsv && (free_blocks < windowsz)  in ext2_new_blocks()
1286 		&& (rsv_is_empty(&my_rsv->rsv_window)))  in ext2_new_blocks()
1287 		my_rsv = NULL;  in ext2_new_blocks()
1304 					my_rsv, &num);  in ext2_new_blocks()
1336 		if (my_rsv && (free_blocks <= (windowsz/2)))  in ext2_new_blocks()
1347 					bitmap_bh, -1, my_rsv, &num);  in ext2_new_blocks()
1358 	if (my_rsv) {  in ext2_new_blocks()
1359 		my_rsv = NULL;  in ext2_new_blocks()