ovl_inode_lower
if (!ovl_inode_lower(inode))
fh = ovl_encode_real_fh(ofs, enc_lower ? ovl_inode_lower(inode) :
if (!lowerdentry && ovl_inode_lower(inode))
if (lowerdentry && ovl_inode_lower(inode) != d_inode(lowerdentry))
!ovl_inode_lower(trap);
struct inode *ovl_inode_lower(struct inode *inode);
return ovl_inode_upper(inode) ?: ovl_inode_lower(inode);
if (!ovl_inode_lower(inode))