124 		err = invalid_str(param->path, param->size - AUTOFS_DEV_IOCTL_SIZE);  in validate_dev_ioctl()
136 		err = check_name(param->path);  in validate_dev_ioctl()
189 			     struct path *res,  in find_autofs_mount()
190 			     int test(const struct path *path, void *data),  in find_autofs_mount()  argument
193 	struct path path;  in find_autofs_mount()  local
196 	err = kern_path(pathname, LOOKUP_MOUNTPOINT, &path);  in find_autofs_mount()
200 	while (path.dentry == path.mnt->mnt_root) {  in find_autofs_mount()
201 		if (path.dentry->d_sb->s_magic == AUTOFS_SUPER_MAGIC) {  in find_autofs_mount()
202 			if (test(&path, data)) {  in find_autofs_mount()
203 				path_get(&path);  in find_autofs_mount()
204 				*res = path;  in find_autofs_mount()
209 		if (!follow_up(&path))  in find_autofs_mount()
212 	path_put(&path);  in find_autofs_mount()
216 static int test_by_dev(const struct path *path, void *p)  in test_by_dev()  argument
218 	return path->dentry->d_sb->s_dev == *(dev_t *)p;  in test_by_dev()
221 static int test_by_type(const struct path *path, void *p)  in test_by_type()  argument
223 	struct autofs_info *ino = autofs_dentry_ino(path->dentry);  in test_by_type()
234 	struct path path __free(path_put) = {};  in autofs_dev_ioctl_open_mountpoint()
237 	err = find_autofs_mount(name, &path, test_by_dev, &devid);  in autofs_dev_ioctl_open_mountpoint()
241 	return FD_ADD(O_CLOEXEC, dentry_open(&path, O_RDONLY, current_cred()));  in autofs_dev_ioctl_open_mountpoint()
249 	const char *path;  in autofs_dev_ioctl_openmount()  local
260 	path = param->path;  in autofs_dev_ioctl_openmount()
264 	fd = autofs_dev_ioctl_open_mountpoint(path, devid);  in autofs_dev_ioctl_openmount()
435 		dentry = try_lookup_noperm(&QSTR_LEN(param->path, path_len),  in autofs_dev_ioctl_timeout()
494 	struct path path;  in autofs_dev_ioctl_requester()  local
504 	err = find_autofs_mount(param->path, &path, test_by_dev, &devid);  in autofs_dev_ioctl_requester()
508 	ino = autofs_dentry_ino(path.dentry);  in autofs_dev_ioctl_requester()
511 		autofs_expire_wait(&path, 0);  in autofs_dev_ioctl_requester()
519 	path_put(&path);  in autofs_dev_ioctl_requester()
577 	struct path path;  in autofs_dev_ioctl_ismountpoint()  local
585 	name = param->path;  in autofs_dev_ioctl_ismountpoint()
594 					&path);  in autofs_dev_ioctl_ismountpoint()
596 			err = find_autofs_mount(name, &path,  in autofs_dev_ioctl_ismountpoint()
600 		devid = new_encode_dev(path.dentry->d_sb->s_dev);  in autofs_dev_ioctl_ismountpoint()
602 		if (path.mnt->mnt_root == path.dentry) {  in autofs_dev_ioctl_ismountpoint()
604 			magic = path.dentry->d_sb->s_magic;  in autofs_dev_ioctl_ismountpoint()
609 		err = find_autofs_mount(name, &path, test_by_dev, &dev);  in autofs_dev_ioctl_ismountpoint()
615 		err = path_has_submounts(&path);  in autofs_dev_ioctl_ismountpoint()
617 		if (follow_down_one(&path))  in autofs_dev_ioctl_ismountpoint()
618 			magic = path.dentry->d_sb->s_magic;  in autofs_dev_ioctl_ismountpoint()
623 	path_put(&path);  in autofs_dev_ioctl_ismountpoint()