30 int64_t allocate_transhuge(void *ptr)  in allocate_transhuge()  argument
35 	if (mmap(ptr, HPAGE_SIZE, PROT_READ | PROT_WRITE,  in allocate_transhuge()
37 				MAP_NORESERVE | MAP_PRIVATE, -1, 0) != ptr)  in allocate_transhuge()
40 	if (madvise(ptr, HPAGE_SIZE, MADV_HUGEPAGE))  in allocate_transhuge()
44 	*(volatile void **)ptr = ptr;  in allocate_transhuge()
47 			(uintptr_t)ptr >> (PAGE_SHIFT - 3)) != sizeof(ent))  in allocate_transhuge()
61 	void *ptr, *p;  in main()  local
89 	ptr = mmap(NULL, len + HPAGE_SIZE, PROT_READ | PROT_WRITE,  in main()
91 	if (ptr == MAP_FAILED)  in main()
93 	ptr += HPAGE_SIZE - (uintptr_t)ptr % HPAGE_SIZE;  in main()
95 	if (madvise(ptr, len, MADV_HUGEPAGE))  in main()
109 		for (p = ptr; p < ptr + len; p += HPAGE_SIZE) {  in main()