In one of the places (ll_md_blocking_ast()) we had open-coded
!is_root_inode(inode) and replaced it with is_root_inode(inode).
See the last chunk of f76c23:
-                   inode != inode->i_sb->s_root->d_inode)
+                   is_root_inode(inode))
should've been
+                   !is_root_inode(inode))
obviously...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
 
                if ((bits & (MDS_INODELOCK_LOOKUP | MDS_INODELOCK_PERM)) &&
                    inode->i_sb->s_root != NULL &&
-                   is_root_inode(inode))
+                   !is_root_inode(inode))
                        ll_invalidate_aliases(inode);
 
                iput(inode);