Symbol: ovl_type_merge_or_lower
fs/overlayfs/dir.c
1006
!d_is_dir(dentry) || !ovl_type_merge_or_lower(dentry);
fs/overlayfs/dir.c
1289
if (ovl_type_merge_or_lower(old))
fs/overlayfs/dir.c
1296
if (!ovlrd->overwrite && ovl_type_merge_or_lower(new))