setup_per_zone_pages_min();  
int online_pages(unsigned long pfn, unsigned long nr_pages){	unsigned long i;	unsigned long flags;	unsigned long onlined_pages = 0;	struct zone *zone;	/*	 * This doesn't need a lock to do pfn_to_page().	 * The section can't be removed here because of the	 * memory_block->state_sem.	 */	zone = page_zone(pfn_to_page(pfn));	pgdat_resize_lock(zone->zone_pgdat, &flags);	grow_zone_span(zone, pfn, pfn + nr_pages);	grow_pgdat_span(zone->zone_pgdat, pfn, pfn + nr_pages);	pgdat_resize_unlock(zone->zone_pgdat, &flags);	for (i = 0; i < nr_pages; i++) {		struct page *page = pfn_to_page(pfn + i);		online_page(page);		onlined_pages++;	}	zone->present_pages += onlined_pages;	return 0;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/61b13993a81866fc1d4830dfab80530c9c061e37/memory_hotplug.c/buggy/mm/memory_hotplug.c