25 	int mem_fd;  in uffd_mem_fd_create()  local
29 	mem_fd = memfd_create("uffd-test", memfd_flags);  in uffd_mem_fd_create()
30 	if (mem_fd < 0)  in uffd_mem_fd_create()
32 	if (ftruncate(mem_fd, mem_size))  in uffd_mem_fd_create()
34 	if (fallocate(mem_fd,  in uffd_mem_fd_create()
39 	return mem_fd;  in uffd_mem_fd_create()
80 	int mem_fd = uffd_mem_fd_create(size * 2, true);  in hugetlb_allocate_area()  local
85 			   mem_fd, offset);  in hugetlb_allocate_area()
93 				  MAP_SHARED, mem_fd, offset);  in hugetlb_allocate_area()
106 	close(mem_fd);  in hugetlb_allocate_area()
130 	int mem_fd = uffd_mem_fd_create(bytes * 2, false);  in shmem_allocate_area()  local
142 			   mem_fd, offset);  in shmem_allocate_area()
151 			  mem_fd, offset);  in shmem_allocate_area()
165 	close(mem_fd);  in shmem_allocate_area()