linux-master/fs/namei.c

1356 	 * mounted directory.  Also, autofs may mark negative dentries
1394 		if (flags & DCACHE_MOUNTED) {	// something's mounted on it..
1395 			struct vfsmount *mounted = lookup_mnt(path);
1396 			if (mounted) {		// ... in our namespace
1400 				path->mnt = mounted;
1401 				path->dentry = dget(mounted->mnt_root);
1447 	struct vfsmount *mounted;
1449 	mounted = lookup_mnt(path);
1450 	if (mounted) {
1453 		path->mnt = mounted;
1454 		path->dentry = dget(mounted->mnt_root);
1506 			struct mount *mounted = __lookup_mnt(path->mnt, dentry);
1507 			if (mounted) {
1508 				path->mnt = &mounted->mnt;
1509 				dentry = path->dentry = mounted->mnt.mnt_root;
2893 	/* Find something mounted on "pts" in the same directory as