__EXEC_OBJECT_HAS_PIN
eb->batches[0]->flags = __EXEC_OBJECT_HAS_PIN;
eb->batches[0]->flags = __EXEC_OBJECT_HAS_PIN;
ev->flags |= __EXEC_OBJECT_HAS_PIN;
#define __EXEC_OBJECT_RESERVED (__EXEC_OBJECT_HAS_PIN | __EXEC_OBJECT_HAS_FENCE)
ev->flags |= __EXEC_OBJECT_HAS_PIN;
flags & __EXEC_OBJECT_HAS_PIN)