[PATCH] shared mounts handling: umount
An unmount of a mount creates a umount event on the parent. If the
parent is a shared mount, it gets propagated to all mounts in the peer
group.
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/pnode.h b/fs/pnode.h
index c62c72f..9b88ba0 100644
--- a/fs/pnode.h
+++ b/fs/pnode.h
@@ -29,4 +29,6 @@
void change_mnt_propagation(struct vfsmount *, int);
int propagate_mnt(struct vfsmount *, struct dentry *, struct vfsmount *,
struct list_head *);
+int propagate_umount(struct list_head *);
+int propagate_mount_busy(struct vfsmount *, int);
#endif /* _LINUX_PNODE_H */
