102 static void *vm_alloc_one_page(size_t alignment)  in vm_alloc_one_page()  argument
107 	assert(alignment >= sizeof(uintptr_t));  in vm_alloc_one_page()
108 	assert(alignment < PAGE_SIZE);  in vm_alloc_one_page()
111 	p = (void *)((uintptr_t)p + alignment);  in vm_alloc_one_page()
123 static void *vm_memalign(size_t alignment, size_t size)  in vm_memalign()  argument
133 	assert(is_power_of_2(alignment));  in vm_memalign()
135 	if (alignment < sizeof(uintptr_t))  in vm_memalign()
136 		alignment = sizeof(uintptr_t);  in vm_memalign()
138 	if (alignment + size <= PAGE_SIZE)  in vm_memalign()
139 		return vm_alloc_one_page(alignment);  in vm_memalign()
141 	alignment = get_order(PAGE_ALIGN(alignment) / PAGE_SIZE);  in vm_memalign()
142 	mem = do_alloc_vpages(size, alignment, true);  in vm_memalign()