From patchwork Wed Oct 18 15:18:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Keith Busch X-Patchwork-Id: 13427230 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 DC5F6CDB47E for ; Wed, 18 Oct 2023 15:24:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231256AbjJRPYq (ORCPT ); Wed, 18 Oct 2023 11:24:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35092 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231344AbjJRPYp (ORCPT ); Wed, 18 Oct 2023 11:24:45 -0400 Received: from mx0a-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5846DF7 for ; Wed, 18 Oct 2023 08:24:44 -0700 (PDT) Received: from pps.filterd (m0089730.ppops.net [127.0.0.1]) by m0089730.ppops.net (8.17.1.19/8.17.1.19) with ESMTP id 39I84NIT015181 for ; Wed, 18 Oct 2023 08:24:43 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=meta.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=s2048-2021-q4; bh=a+CBAEnmZsjKkElSI8KyeZYdLbO9F0M1lGnJEP99RWs=; b=N8CshzJ9Eq9BIS21Znz+dzoSBoCZigVCBULa8imL7wj00d7+P2QvPQcEJfhBbfsrsCrE KFdAQE11y/uTPNNfMYhJk6wciRVGJkPeLZVYBeUXUMLqIRNZ0bz3yjExy+MfL77IPt8P azeGX1r9d/H3wtR4xaxG4w3EQOgzGxsuvwmsQtPCKwgFlMG6+sRS7EAjxS6cAOmWw822 eTP3oAjZcDvyVmL+urGvSDXmNOZtVkxECdaNgtqXVbR8O/+nWgbKpcONcpbema0SvdkP a7mQQJPcAY/pchvwuEuuD0SS3ZA1XEQ3hB8tR6WzpvsljCxLQBU+qsO880MCvypb7P7d eA== Received: from maileast.thefacebook.com ([163.114.130.16]) by m0089730.ppops.net (PPS) with ESMTPS id 3ttbhatctk-10 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 18 Oct 2023 08:24:43 -0700 Received: from twshared34392.14.frc2.facebook.com (2620:10d:c0a8:1c::1b) by mail.thefacebook.com (2620:10d:c0a8:82::b) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Wed, 18 Oct 2023 08:24:32 -0700 Received: by devbig007.nao1.facebook.com (Postfix, from userid 544533) id 90DE9205F440F; Wed, 18 Oct 2023 08:24:27 -0700 (PDT) From: Keith Busch To: , , CC: , , , , Keith Busch Subject: [PATCH 4/4] io_uring: remove uring_cmd cookie Date: Wed, 18 Oct 2023 08:18:43 -0700 Message-ID: <20231018151843.3542335-5-kbusch@meta.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231018151843.3542335-1-kbusch@meta.com> References: <20231018151843.3542335-1-kbusch@meta.com> MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-GUID: 3y9iuWw7bXyfVpAb7IJd6TYSPkBInVy- X-Proofpoint-ORIG-GUID: 3y9iuWw7bXyfVpAb7IJd6TYSPkBInVy- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-18_13,2023-10-18_01,2023-05-22_02 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org From: Keith Busch No more users of this field. Signed-off-by: Keith Busch --- include/linux/io_uring.h | 8 ++------ io_uring/uring_cmd.c | 1 - 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h index 106cdc55ff3bd..30d3db4bc61a7 100644 --- a/include/linux/io_uring.h +++ b/include/linux/io_uring.h @@ -25,12 +25,8 @@ enum io_uring_cmd_flags { struct io_uring_cmd { struct file *file; const struct io_uring_sqe *sqe; - union { - /* callback to defer completions to task context */ - void (*task_work_cb)(struct io_uring_cmd *cmd, unsigned); - /* used for polled completion */ - void *cookie; - }; + /* callback to defer completions to task context */ + void (*task_work_cb)(struct io_uring_cmd *cmd, unsigned); u32 cmd_op; u32 flags; u8 pdu[32]; /* available inline for free use */ diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index 537795fddc87d..56f3ef8206057 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -133,7 +133,6 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags) return -EOPNOTSUPP; issue_flags |= IO_URING_F_IOPOLL; req->iopoll_completed = 0; - WRITE_ONCE(ioucmd->cookie, NULL); } ret = file->f_op->uring_cmd(ioucmd, issue_flags);