17 static long do_sys_name_to_handle(struct path *path,  in do_sys_name_to_handle()  argument
30 	if (!path->dentry->d_sb->s_export_op ||  in do_sys_name_to_handle()
31 	    !path->dentry->d_sb->s_export_op->fh_to_dentry)  in do_sys_name_to_handle()
49 	retval = exportfs_encode_fh(path->dentry,  in do_sys_name_to_handle()
72 	if (put_user(real_mount(path->mnt)->mnt_id, mnt_id) ||  in do_sys_name_to_handle()
97 	struct path path;  in SYSCALL_DEFINE5()  local
107 	err = user_path_at(dfd, name, lookup_flags, &path);  in SYSCALL_DEFINE5()
109 		err = do_sys_name_to_handle(&path, handle, mnt_id);  in SYSCALL_DEFINE5()
110 		path_put(&path);  in SYSCALL_DEFINE5()
140 			     struct path *path)  in do_handle_to_path()  argument
145 	path->mnt = get_vfsmount_from_fd(mountdirfd);  in do_handle_to_path()
146 	if (IS_ERR(path->mnt)) {  in do_handle_to_path()
147 		retval = PTR_ERR(path->mnt);  in do_handle_to_path()
152 	path->dentry = exportfs_decode_fh(path->mnt,  in do_handle_to_path()
156 	if (IS_ERR(path->dentry)) {  in do_handle_to_path()
157 		retval = PTR_ERR(path->dentry);  in do_handle_to_path()
162 	mntput(path->mnt);  in do_handle_to_path()
168 		   struct path *path)  in handle_to_path()  argument
207 	retval = do_handle_to_path(mountdirfd, handle, path);  in handle_to_path()
219 	struct path path;  in do_handle_open()  local
223 	retval = handle_to_path(mountdirfd, ufh, &path);  in do_handle_open()
229 		path_put(&path);  in do_handle_open()
232 	file = file_open_root(path.dentry, path.mnt, "", open_flag, 0);  in do_handle_open()
241 	path_put(&path);  in do_handle_open()