669 			struct ext2_reserve_window *my_rsv)  in ext2_try_to_allocate()  argument
676 	if (my_rsv) {  in ext2_try_to_allocate()
678 		if (my_rsv->_rsv_start >= group_first_block)  in ext2_try_to_allocate()
679 			start = my_rsv->_rsv_start - group_first_block;  in ext2_try_to_allocate()
683 		end = my_rsv->_rsv_end - group_first_block + 1;  in ext2_try_to_allocate()
706 		if (!my_rsv) {  in ext2_try_to_allocate()
780 				struct ext2_reserve_window_node *my_rsv,  in find_next_reservable_window()  argument
788 	int size = my_rsv->rsv_goal_size;  in find_next_reservable_window()
843 	if ((prev != my_rsv) && (!rsv_is_empty(&my_rsv->rsv_window)))  in find_next_reservable_window()
844 		rsv_window_remove(sb, my_rsv);  in find_next_reservable_window()
853 	my_rsv->rsv_start = cur;  in find_next_reservable_window()
854 	my_rsv->rsv_end = cur + size - 1;  in find_next_reservable_window()
855 	my_rsv->rsv_alloc_hit = 0;  in find_next_reservable_window()
857 	if (prev != my_rsv)  in find_next_reservable_window()
858 		ext2_rsv_window_add(sb, my_rsv);  in find_next_reservable_window()
900 static int alloc_new_reservation(struct ext2_reserve_window_node *my_rsv,  in alloc_new_reservation()  argument
920 	size = my_rsv->rsv_goal_size;  in alloc_new_reservation()
922 	if (!rsv_is_empty(&my_rsv->rsv_window)) {  in alloc_new_reservation()
937 		if ((my_rsv->rsv_start <= group_end_block) &&  in alloc_new_reservation()
938 				(my_rsv->rsv_end > group_end_block) &&  in alloc_new_reservation()
939 				(start_block >= my_rsv->rsv_start))  in alloc_new_reservation()
942 		if ((my_rsv->rsv_alloc_hit >  in alloc_new_reservation()
943 		     (my_rsv->rsv_end - my_rsv->rsv_start + 1) / 2)) {  in alloc_new_reservation()
953 			my_rsv->rsv_goal_size= size;  in alloc_new_reservation()
971 	ret = find_next_reservable_window(search_head, my_rsv, sb,  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()
992 			my_rsv->rsv_start - group_first_block,  in alloc_new_reservation()
1001 		if (!rsv_is_empty(&my_rsv->rsv_window))  in alloc_new_reservation()
1002 			rsv_window_remove(sb, my_rsv);  in alloc_new_reservation()
1012 	if (start_block >= my_rsv->rsv_start && start_block <= my_rsv->rsv_end)  in alloc_new_reservation()
1020 	search_head = my_rsv;  in alloc_new_reservation()
1042 static void try_to_extend_reservation(struct ext2_reserve_window_node *my_rsv,  in try_to_extend_reservation()  argument
1052 	next = rb_next(&my_rsv->rsv_node);  in try_to_extend_reservation()
1055 		my_rsv->rsv_end += size;  in try_to_extend_reservation()
1059 		if ((next_rsv->rsv_start - my_rsv->rsv_end - 1) >= size)  in try_to_extend_reservation()
1060 			my_rsv->rsv_end += size;  in try_to_extend_reservation()
1062 			my_rsv->rsv_end = next_rsv->rsv_start - 1;  in try_to_extend_reservation()
1096 			struct ext2_reserve_window_node * my_rsv,  in ext2_try_to_allocate_with_rsv()  argument
1109 	if (my_rsv == NULL) {  in ext2_try_to_allocate_with_rsv()
1138 		if (rsv_is_empty(&my_rsv->rsv_window) || (ret < 0) ||  in ext2_try_to_allocate_with_rsv()
1139 			!goal_in_my_reservation(&my_rsv->rsv_window,  in ext2_try_to_allocate_with_rsv()
1141 			if (my_rsv->rsv_goal_size < *count)  in ext2_try_to_allocate_with_rsv()
1142 				my_rsv->rsv_goal_size = *count;  in ext2_try_to_allocate_with_rsv()
1143 			ret = alloc_new_reservation(my_rsv, grp_goal, sb,  in ext2_try_to_allocate_with_rsv()
1148 			if (!goal_in_my_reservation(&my_rsv->rsv_window,  in ext2_try_to_allocate_with_rsv()
1152 			int curr = my_rsv->rsv_end -  in ext2_try_to_allocate_with_rsv()
1156 				try_to_extend_reservation(my_rsv, sb,  in ext2_try_to_allocate_with_rsv()
1160 		if ((my_rsv->rsv_start > group_last_block) ||  in ext2_try_to_allocate_with_rsv()
1161 				(my_rsv->rsv_end < group_first_block)) {  in ext2_try_to_allocate_with_rsv()
1166 					   &num, &my_rsv->rsv_window);  in ext2_try_to_allocate_with_rsv()
1168 			my_rsv->rsv_alloc_hit += num;  in ext2_try_to_allocate_with_rsv()
1250 	struct ext2_reserve_window_node *my_rsv = NULL;  in ext2_new_blocks()  local
1284 			my_rsv = &block_i->rsv_window_node;  in ext2_new_blocks()
1311 	if (my_rsv && (free_blocks < windowsz)  in ext2_new_blocks()
1313 		&& (rsv_is_empty(&my_rsv->rsv_window)))  in ext2_new_blocks()
1314 		my_rsv = NULL;  in ext2_new_blocks()
1324 					my_rsv, &num);  in ext2_new_blocks()
1356 		if (my_rsv && (free_blocks <= (windowsz/2)))  in ext2_new_blocks()
1367 					bitmap_bh, -1, my_rsv, &num);  in ext2_new_blocks()
1378 	if (my_rsv) {  in ext2_new_blocks()
1379 		my_rsv = NULL;  in ext2_new_blocks()