201 static int autofs_dev_ioctl_find_super(struct nameidata *nd, dev_t devno)  in autofs_dev_ioctl_find_super()  argument
212 	dentry = d_lookup(nd->path.dentry, &nd->last);  in autofs_dev_ioctl_find_super()
216 	dput(nd->path.dentry);  in autofs_dev_ioctl_find_super()
217 	nd->path.dentry = dentry;  in autofs_dev_ioctl_find_super()
220 	while (follow_down(&nd->path.mnt, &nd->path.dentry)) {  in autofs_dev_ioctl_find_super()
221 		inode = nd->path.dentry->d_inode;  in autofs_dev_ioctl_find_super()
242 static int autofs_dev_ioctl_find_sbi_type(struct nameidata *nd, unsigned int type)  in autofs_dev_ioctl_find_sbi_type()  argument
251 	dentry = d_lookup(nd->path.dentry, &nd->last);  in autofs_dev_ioctl_find_sbi_type()
255 	dput(nd->path.dentry);  in autofs_dev_ioctl_find_sbi_type()
256 	nd->path.dentry = dentry;  in autofs_dev_ioctl_find_sbi_type()
259 	while (follow_down(&nd->path.mnt, &nd->path.dentry)) {  in autofs_dev_ioctl_find_sbi_type()
260 		ino = autofs4_dentry_ino(nd->path.dentry);  in autofs_dev_ioctl_find_sbi_type()
291 	struct nameidata nd;  in autofs_dev_ioctl_open_mountpoint()  local
297 		err = path_lookup(path, LOOKUP_PARENT, &nd);  in autofs_dev_ioctl_open_mountpoint()
306 		err = autofs_dev_ioctl_find_super(&nd, devid);  in autofs_dev_ioctl_open_mountpoint()
308 			path_put(&nd.path);  in autofs_dev_ioctl_open_mountpoint()
312 		filp = dentry_open(nd.path.dentry, nd.path.mnt, O_RDONLY,  in autofs_dev_ioctl_open_mountpoint()
480 	struct nameidata nd;  in autofs_dev_ioctl_requester()  local
496 	err = path_lookup(path, LOOKUP_PARENT, &nd);  in autofs_dev_ioctl_requester()
500 	err = autofs_dev_ioctl_find_super(&nd, devid);  in autofs_dev_ioctl_requester()
504 	ino = autofs4_dentry_ino(nd.path.dentry);  in autofs_dev_ioctl_requester()
507 		autofs4_expire_wait(nd.path.dentry);  in autofs_dev_ioctl_requester()
515 	path_put(&nd.path);  in autofs_dev_ioctl_requester()
601 	struct nameidata nd;  in autofs_dev_ioctl_ismountpoint()  local
622 			err = path_lookup(path, LOOKUP_FOLLOW, &nd);  in autofs_dev_ioctl_ismountpoint()
626 			sb = nd.path.dentry->d_sb;  in autofs_dev_ioctl_ismountpoint()
631 			err = path_lookup(path, LOOKUP_PARENT, &nd);  in autofs_dev_ioctl_ismountpoint()
635 			err = autofs_dev_ioctl_find_sbi_type(&nd, type);  in autofs_dev_ioctl_ismountpoint()
639 			ino = autofs4_dentry_ino(nd.path.dentry);  in autofs_dev_ioctl_ismountpoint()
644 		if (nd.path.dentry->d_inode &&  in autofs_dev_ioctl_ismountpoint()
645 		    nd.path.mnt->mnt_root == nd.path.dentry) {  in autofs_dev_ioctl_ismountpoint()
647 			magic = nd.path.dentry->d_inode->i_sb->s_magic;  in autofs_dev_ioctl_ismountpoint()
652 		err = path_lookup(path, LOOKUP_PARENT, &nd);  in autofs_dev_ioctl_ismountpoint()
656 		err = autofs_dev_ioctl_find_super(&nd, dev);  in autofs_dev_ioctl_ismountpoint()
662 		err = have_submounts(nd.path.dentry);  in autofs_dev_ioctl_ismountpoint()
664 		if (nd.path.mnt->mnt_mountpoint != nd.path.mnt->mnt_root) {  in autofs_dev_ioctl_ismountpoint()
665 			if (follow_down(&nd.path.mnt, &nd.path.dentry)) {  in autofs_dev_ioctl_ismountpoint()
666 				struct inode *inode = nd.path.dentry->d_inode;  in autofs_dev_ioctl_ismountpoint()
676 	path_put(&nd.path);  in autofs_dev_ioctl_ismountpoint()