static int enough_free_mem(unsigned nr_pages)
static int enough_free_mem(unsigned int nr_pages)
static int enough_free_mem(unsigned nr_pages){	pr_debug("swsusp: available memory: %u pages\n", nr_free_pages());	return nr_free_pages() > (nr_pages + PAGES_FOR_IO +		(nr_pages + PBES_PER_PAGE - 1) / PBES_PER_PAGE);}