From patchwork Thu Feb 9 23:01:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Roesch X-Patchwork-Id: 13135133 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05E48C636D3 for ; Thu, 9 Feb 2023 23:02:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230327AbjBIXCZ (ORCPT ); Thu, 9 Feb 2023 18:02:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55712 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229964AbjBIXCY (ORCPT ); Thu, 9 Feb 2023 18:02:24 -0500 Received: from 66-220-144-178.mail-mxout.facebook.com (66-220-144-178.mail-mxout.facebook.com [66.220.144.178]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 738345EBE1 for ; Thu, 9 Feb 2023 15:02:17 -0800 (PST) Received: by dev0134.prn3.facebook.com (Postfix, from userid 425415) id B254D6AB6773; Thu, 9 Feb 2023 15:02:01 -0800 (PST) From: Stefan Roesch To: io-uring@vger.kernel.org, kernel-team@fb.com Cc: shr@devkernel.io, axboe@kernel.dk, ammarfaizi2@gnuweeb.org Subject: [PATCH v8 3/7] io-uring: add busy poll timeout, prefer busy poll to io_wait_queue Date: Thu, 9 Feb 2023 15:01:40 -0800 Message-Id: <20230209230144.465620-4-shr@devkernel.io> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230209230144.465620-1-shr@devkernel.io> References: <20230209230144.465620-1-shr@devkernel.io> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org This adds the two fields busy poll timeout and prefer busy poll to the io_wait_queue structure. They are used during the busy poll processing. Signed-off-by: Stefan Roesch --- io_uring/io_uring.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/io_uring/io_uring.h b/io_uring/io_uring.h index 021f9af37c74..2e1b8de8505a 100644 --- a/io_uring/io_uring.h +++ b/io_uring/io_uring.h @@ -34,6 +34,10 @@ struct io_wait_queue { unsigned nr_timeouts; ktime_t timeout; +#ifdef CONFIG_NET_RX_BUSY_POLL + unsigned int napi_busy_poll_to; + bool napi_prefer_busy_poll; +#endif }; static inline bool io_should_wake(struct io_wait_queue *iowq)