121 		err = invalid_str(param->path, param->size - AUTOFS_DEV_IOCTL_SIZE);  in validate_dev_ioctl()
129 		err = check_name(param->path);  in validate_dev_ioctl()
182 			     struct path *res,  in find_autofs_mount()
183 			     int test(const struct path *path, void *data),  in find_autofs_mount()  argument
186 	struct path path;  in find_autofs_mount()  local
189 	err = kern_path_mountpoint(AT_FDCWD, pathname, &path, 0);  in find_autofs_mount()
193 	while (path.dentry == path.mnt->mnt_root) {  in find_autofs_mount()
194 		if (path.dentry->d_sb->s_magic == AUTOFS_SUPER_MAGIC) {  in find_autofs_mount()
195 			if (test(&path, data)) {  in find_autofs_mount()
196 				path_get(&path);  in find_autofs_mount()
197 				*res = path;  in find_autofs_mount()
202 		if (!follow_up(&path))  in find_autofs_mount()
205 	path_put(&path);  in find_autofs_mount()
209 static int test_by_dev(const struct path *path, void *p)  in test_by_dev()  argument
211 	return path->dentry->d_sb->s_dev == *(dev_t *)p;  in test_by_dev()
214 static int test_by_type(const struct path *path, void *p)  in test_by_type()  argument
216 	struct autofs_info *ino = autofs_dentry_ino(path->dentry);  in test_by_type()
232 		struct path path;  in autofs_dev_ioctl_open_mountpoint()  local
234 		err = find_autofs_mount(name, &path, test_by_dev, &devid);  in autofs_dev_ioctl_open_mountpoint()
238 		filp = dentry_open(&path, O_RDONLY, current_cred());  in autofs_dev_ioctl_open_mountpoint()
239 		path_put(&path);  in autofs_dev_ioctl_open_mountpoint()
260 	const char *path;  in autofs_dev_ioctl_openmount()  local
271 	path = param->path;  in autofs_dev_ioctl_openmount()
275 	fd = autofs_dev_ioctl_open_mountpoint(path, devid);  in autofs_dev_ioctl_openmount()
423 	struct path path;  in autofs_dev_ioctl_requester()  local
433 	err = find_autofs_mount(param->path, &path, test_by_dev, &devid);  in autofs_dev_ioctl_requester()
437 	ino = autofs_dentry_ino(path.dentry);  in autofs_dev_ioctl_requester()
440 		autofs_expire_wait(&path, 0);  in autofs_dev_ioctl_requester()
448 	path_put(&path);  in autofs_dev_ioctl_requester()
506 	struct path path;  in autofs_dev_ioctl_ismountpoint()  local
514 	name = param->path;  in autofs_dev_ioctl_ismountpoint()
523 						   name, &path, LOOKUP_FOLLOW);  in autofs_dev_ioctl_ismountpoint()
525 			err = find_autofs_mount(name, &path,  in autofs_dev_ioctl_ismountpoint()
529 		devid = new_encode_dev(path.dentry->d_sb->s_dev);  in autofs_dev_ioctl_ismountpoint()
531 		if (path.mnt->mnt_root == path.dentry) {  in autofs_dev_ioctl_ismountpoint()
533 			magic = path.dentry->d_sb->s_magic;  in autofs_dev_ioctl_ismountpoint()
538 		err = find_autofs_mount(name, &path, test_by_dev, &dev);  in autofs_dev_ioctl_ismountpoint()
544 		err = path_has_submounts(&path);  in autofs_dev_ioctl_ismountpoint()
546 		if (follow_down_one(&path))  in autofs_dev_ioctl_ismountpoint()
547 			magic = path.dentry->d_sb->s_magic;  in autofs_dev_ioctl_ismountpoint()
552 	path_put(&path);  in autofs_dev_ioctl_ismountpoint()