From patchwork Thu Jun 30 09:14:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dylan Yudaken X-Patchwork-Id: 12901507 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 8CF84C43334 for ; Thu, 30 Jun 2022 09:21:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234191AbiF3JVH (ORCPT ); Thu, 30 Jun 2022 05:21:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52362 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234220AbiF3JVF (ORCPT ); Thu, 30 Jun 2022 05:21:05 -0400 Received: from mx0a-00082601.pphosted.com (mx0a-00082601.pphosted.com [67.231.145.42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 28CA839B9D for ; Thu, 30 Jun 2022 02:20:57 -0700 (PDT) Received: from pps.filterd (m0044012.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 25U0LdkC009999 for ; Thu, 30 Jun 2022 02:20:57 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=facebook; bh=ZxZLzix8Bi9Yk7IFNr2jDz73SkvYYif0j2TCkCI4q4A=; b=Cj8ubWHSadxNTZKSuAaNNz7y9u2RFXQ+MprisCWPvW9Rl5KM4ui1fKEGretJNuLKcCpf ketJgz/AHp0ahcZjsCkLwmOprXz9ctG2TLxMTbw5zlIo2KDLjFsNvJeDCZ8CTLqwGMZa 85YZDIccQglg5hBhBp3yVv6auOXYY6bohZ8= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com (PPS) with ESMTPS id 3h0tdsd1hu-3 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 30 Jun 2022 02:20:57 -0700 Received: from twshared22934.08.ash9.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Thu, 30 Jun 2022 02:20:55 -0700 Received: by devbig038.lla2.facebook.com (Postfix, from userid 572232) id BCAC0259A051; Thu, 30 Jun 2022 02:14:23 -0700 (PDT) From: Dylan Yudaken To: Jens Axboe , Pavel Begunkov , CC: , Dylan Yudaken Subject: [PATCH v2 liburing 3/7] add io_uring_prep_(recv|recvmsg)_multishot Date: Thu, 30 Jun 2022 02:14:18 -0700 Message-ID: <20220630091422.1463570-4-dylany@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220630091422.1463570-1-dylany@fb.com> References: <20220630091422.1463570-1-dylany@fb.com> MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-ORIG-GUID: 6FCWZ-n9FMBjmGu48LknjY9vvUYh6FP9 X-Proofpoint-GUID: 6FCWZ-n9FMBjmGu48LknjY9vvUYh6FP9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-06-30_05,2022-06-28_01,2022-06-22_01 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Add a nice API for multishot recv and recvmsg. Signed-off-by: Dylan Yudaken --- src/include/liburing.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/src/include/liburing.h b/src/include/liburing.h index bb2fb87..d6db6e4 100644 --- a/src/include/liburing.h +++ b/src/include/liburing.h @@ -416,6 +416,14 @@ static inline void io_uring_prep_recvmsg(struct io_uring_sqe *sqe, int fd, sqe->msg_flags = flags; } +static inline void io_uring_prep_recvmsg_multishot(struct io_uring_sqe *sqe, + int fd, struct msghdr *msg, + unsigned flags) +{ + io_uring_prep_recvmsg(sqe, fd, msg, flags); + sqe->addr2 |= IORING_RECV_MULTISHOT; +} + static inline void io_uring_prep_sendmsg(struct io_uring_sqe *sqe, int fd, const struct msghdr *msg, unsigned flags) @@ -674,6 +682,14 @@ static inline void io_uring_prep_recv(struct io_uring_sqe *sqe, int sockfd, sqe->msg_flags = (__u32) flags; } +static inline void io_uring_prep_recv_multishot(struct io_uring_sqe *sqe, + int sockfd, void *buf, + size_t len, int flags) +{ + io_uring_prep_recv(sqe, sockfd, buf, len, flags); + sqe->addr2 |= IORING_RECV_MULTISHOT; +} + static inline void io_uring_prep_openat2(struct io_uring_sqe *sqe, int dfd, const char *path, struct open_how *how) {