ovl_origin_uuid - Linux

Symbol: ovl_origin_uuid

fs/overlayfs/copy_up.c

if (ovl_origin_uuid(ofs))

fs/overlayfs/namei.c

return ovl_origin_uuid(ofs) ? uuid_equal(uuid, &sb->s_uuid) :

fs/overlayfs/super.c

const uuid_t *uuid = ovl_origin_uuid(ofs) ? &sb->s_uuid : &uuid_null;