Function vm_phys_alloc_pages

freebsd/vm/vm_phys.c:800–812

* Allocate a contiguous, power of two-sized set of physical pages * from the free lists. * * The free page queues must be locked. */

 * The free page queues must be locked.
 */
vm_page_t
vm_phys_alloc_pages(int domain, int pool, int order)
{
	vm_page_t m;
	int freelist;

	for (freelist = 0; freelist < VM_NFREELIST; freelist++) {
		m = vm_phys_alloc_freelist_pages(domain, freelist, pool, order);
		if (m != NULL)
			return (m);
	}
	return (NULL);
}

/*
 * Allocate a contiguous, power of two-sized set of physical pages from the