__EXEC_OBJECT_HAS_FENCE
exec_flags |= __EXEC_OBJECT_HAS_FENCE;
if (unlikely(flags & __EXEC_OBJECT_HAS_FENCE))
#define __EXEC_OBJECT_RESERVED (__EXEC_OBJECT_HAS_PIN | __EXEC_OBJECT_HAS_FENCE)
exec_flags |= __EXEC_OBJECT_HAS_FENCE;