122 		err = invalid_str(param->path, param->size - AUTOFS_DEV_IOCTL_SIZE);  in validate_dev_ioctl()
130 		err = check_name(param->path);  in validate_dev_ioctl()
183 			     struct path *res,  in find_autofs_mount()
184 			     int test(const struct path *path, void *data),  in find_autofs_mount()  argument
187 	struct path path;  in find_autofs_mount()  local
190 	err = kern_path(pathname, LOOKUP_MOUNTPOINT, &path);  in find_autofs_mount()
194 	while (path.dentry == path.mnt->mnt_root) {  in find_autofs_mount()
195 		if (path.dentry->d_sb->s_magic == AUTOFS_SUPER_MAGIC) {  in find_autofs_mount()
196 			if (test(&path, data)) {  in find_autofs_mount()
197 				path_get(&path);  in find_autofs_mount()
198 				*res = path;  in find_autofs_mount()
203 		if (!follow_up(&path))  in find_autofs_mount()
206 	path_put(&path);  in find_autofs_mount()
210 static int test_by_dev(const struct path *path, void *p)  in test_by_dev()  argument
212 	return path->dentry->d_sb->s_dev == *(dev_t *)p;  in test_by_dev()
215 static int test_by_type(const struct path *path, void *p)  in test_by_type()  argument
217 	struct autofs_info *ino = autofs_dentry_ino(path->dentry);  in test_by_type()
233 		struct path path;  in autofs_dev_ioctl_open_mountpoint()  local
235 		err = find_autofs_mount(name, &path, test_by_dev, &devid);  in autofs_dev_ioctl_open_mountpoint()
239 		filp = dentry_open(&path, O_RDONLY, current_cred());  in autofs_dev_ioctl_open_mountpoint()
240 		path_put(&path);  in autofs_dev_ioctl_open_mountpoint()
261 	const char *path;  in autofs_dev_ioctl_openmount()  local
272 	path = param->path;  in autofs_dev_ioctl_openmount()
276 	fd = autofs_dev_ioctl_open_mountpoint(path, devid);  in autofs_dev_ioctl_openmount()
424 	struct path path;  in autofs_dev_ioctl_requester()  local
434 	err = find_autofs_mount(param->path, &path, test_by_dev, &devid);  in autofs_dev_ioctl_requester()
438 	ino = autofs_dentry_ino(path.dentry);  in autofs_dev_ioctl_requester()
441 		autofs_expire_wait(&path, 0);  in autofs_dev_ioctl_requester()
449 	path_put(&path);  in autofs_dev_ioctl_requester()
507 	struct path path;  in autofs_dev_ioctl_ismountpoint()  local
515 	name = param->path;  in autofs_dev_ioctl_ismountpoint()
524 					&path);  in autofs_dev_ioctl_ismountpoint()
526 			err = find_autofs_mount(name, &path,  in autofs_dev_ioctl_ismountpoint()
530 		devid = new_encode_dev(path.dentry->d_sb->s_dev);  in autofs_dev_ioctl_ismountpoint()
532 		if (path.mnt->mnt_root == path.dentry) {  in autofs_dev_ioctl_ismountpoint()
534 			magic = path.dentry->d_sb->s_magic;  in autofs_dev_ioctl_ismountpoint()
539 		err = find_autofs_mount(name, &path, test_by_dev, &dev);  in autofs_dev_ioctl_ismountpoint()
545 		err = path_has_submounts(&path);  in autofs_dev_ioctl_ismountpoint()
547 		if (follow_down_one(&path))  in autofs_dev_ioctl_ismountpoint()
548 			magic = path.dentry->d_sb->s_magic;  in autofs_dev_ioctl_ismountpoint()
553 	path_put(&path);  in autofs_dev_ioctl_ismountpoint()