72 	struct nolibc_heap *heap;  in free()  local
77 	heap = container_of(ptr, struct nolibc_heap, user_p);  in free()
78 	munmap(heap, heap->len);  in free()
133 	struct nolibc_heap *heap;  in malloc()  local
136 	len  = sizeof(*heap) + len;  in malloc()
138 	heap = mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE,  in malloc()
140 	if (__builtin_expect(heap == MAP_FAILED, 0))  in malloc()
143 	heap->len = len;  in malloc()
144 	return heap->user_p;  in malloc()
158 	 * No need to zero the heap, the MAP_ANONYMOUS in malloc()  in calloc()
167 	struct nolibc_heap *heap;  in realloc()  local
174 	heap = container_of(old_ptr, struct nolibc_heap, user_p);  in realloc()
175 	user_p_len = heap->len - sizeof(*heap);  in realloc()
188 	memcpy(ret, heap->user_p, user_p_len);  in realloc()
189 	munmap(heap, heap->len);  in realloc()