536 	s32 inflight;  in page_pool_inflight()  local
538 	inflight = _distance(hold_cnt, release_cnt);  in page_pool_inflight()
541 		trace_page_pool_release(pool, inflight, hold_cnt, release_cnt);  in page_pool_inflight()
542 		WARN(inflight < 0, "Negative(%d) inflight packet-pages",  in page_pool_inflight()
543 		     inflight);  in page_pool_inflight()
545 		inflight = max(0, inflight);  in page_pool_inflight()
548 	return inflight;  in page_pool_inflight()
557 		/* Always account for inflight pages, even if we didn't  in __page_pool_release_page_dma()
893 	int inflight;  in page_pool_release()  local
896 	inflight = page_pool_inflight(pool, true);  in page_pool_release()
897 	if (!inflight)  in page_pool_release()
900 	return inflight;  in page_pool_release()
908 	int inflight;  in page_pool_release_retry()  local
910 	inflight = page_pool_release(pool);  in page_pool_release_retry()
911 	if (!inflight)  in page_pool_release_retry()
920 		pr_warn("%s() stalled pool shutdown: id %u, %d inflight %d sec\n",  in page_pool_release_retry()
921 			__func__, pool->user.id, inflight, sec);  in page_pool_release_retry()