347 static int __meminit move_pfn_range_left(struct zone *z1, struct zone *z2,  in move_pfn_range_left()  argument
354 	ret = ensure_zone_is_initialized(z1, start_pfn, end_pfn - start_pfn);  in move_pfn_range_left()
358 	pgdat_resize_lock(z1->zone_pgdat, &flags);  in move_pfn_range_left()
371 	if (!zone_is_empty(z1))  in move_pfn_range_left()
372 		z1_start_pfn = z1->zone_start_pfn;  in move_pfn_range_left()
376 	resize_zone(z1, z1_start_pfn, end_pfn);  in move_pfn_range_left()
379 	pgdat_resize_unlock(z1->zone_pgdat, &flags);  in move_pfn_range_left()
381 	fix_zone_id(z1, start_pfn, end_pfn);  in move_pfn_range_left()
385 	pgdat_resize_unlock(z1->zone_pgdat, &flags);  in move_pfn_range_left()
389 static int __meminit move_pfn_range_right(struct zone *z1, struct zone *z2,  in move_pfn_range_right()  argument
400 	pgdat_resize_lock(z1->zone_pgdat, &flags);  in move_pfn_range_right()
403 	if (z1->zone_start_pfn > start_pfn)  in move_pfn_range_right()
406 	if (zone_end_pfn(z1) >  end_pfn)  in move_pfn_range_right()
409 	if (start_pfn >= zone_end_pfn(z1))  in move_pfn_range_right()
418 	resize_zone(z1, z1->zone_start_pfn, start_pfn);  in move_pfn_range_right()
421 	pgdat_resize_unlock(z1->zone_pgdat, &flags);  in move_pfn_range_right()
427 	pgdat_resize_unlock(z1->zone_pgdat, &flags);  in move_pfn_range_right()