From patchwork Wed Sep 13 15:27:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Breno Leitao X-Patchwork-Id: 138893 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:9ecd:0:b0:3f2:4152:657d with SMTP id t13csp1167493vqx; Wed, 13 Sep 2023 08:30:54 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGptew3JakKzsD8q1s6o9BNzEuV8Vn3cqOKwiPVBMAsriYb7R6FiiqGITFUPFx/N1FQA+hA X-Received: by 2002:a05:6871:813:b0:1d5:a72e:154e with SMTP id q19-20020a056871081300b001d5a72e154emr3294358oap.36.1694619054385; Wed, 13 Sep 2023 08:30:54 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1694619054; cv=none; d=google.com; s=arc-20160816; b=s1DKLIXheAVCxFEUOI2urszaK3o1sDHJzvpeQCR+SRc/dHPBQUmNK8JnBLu91NsokG Flry8PlKRiM+zGLH+wcgXg7rVcfz8jRX7RddJbLMcVsbiqGvE8wVI03lc+n0apVpVTQ5 FQR85I4IdzdBLVcmar2UZAojuS0XGoFC/oAZIBYjTS44qppxlKuiPl38+bwsPnrmfi3M FHcRcbCIwknxkkOCaSPmOoE4ZTmhovQe596XI906Hgkdqtixn5h4Oeh9DWxx610j6hEu zHct3Bak2ikOF8tZ6SQsfJGvgvDq+frOAjjsJta7mhsHu19fS2lhvmRgluDl1Yq5v5da nNlA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=+vvxyHXTfiSW+8d09yTsLSiY7Ry74wlSEWGj/O1wQD8=; fh=U2H3/FPocPBB6GPezKHW9HS+wZ8AoMiBoUwvb1zfBQs=; b=sCzkLce7jwnykigHB6A8hlY2weu+8l4eerhJd1kdRIlB5EIHeV8vqKS3vA2i+SvLYV bYPf4Q5APl3F961TsMs92sPJzbUS5ObOPrI0En4kMkF/C48keMk0hAnYYqyAYXqwplH7 TrX4LygmIl2VGMWKDMETfNxRqxKnEU4B8FUl/E6p4YC+BKyeThhj+vxWXnJaAA++QwGq zHsZ/ZwQrPLQ2lCYMBURx7xL4nPMIJrAnro50YiuA5znVBRBtQ7TtssTHu+BozekmS1w LaVAjyXLUizaNCmNroahrikR8AKsbQPElfiZ9rCMfHukl8mv+GgTCfuy0diHZ0b2FQWW tbxg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.31 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from morse.vger.email (morse.vger.email. [23.128.96.31]) by mx.google.com with ESMTPS id f20-20020a63f114000000b0055c8f4a56d5si10161577pgi.600.2023.09.13.08.30.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Sep 2023 08:30:54 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.31 as permitted sender) client-ip=23.128.96.31; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.31 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by morse.vger.email (Postfix) with ESMTP id A2CE980E608B; Wed, 13 Sep 2023 08:29:20 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at morse.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229536AbjIMP2e (ORCPT + 35 others); Wed, 13 Sep 2023 11:28:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47600 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229475AbjIMP21 (ORCPT ); Wed, 13 Sep 2023 11:28:27 -0400 Received: from mail-lf1-f49.google.com (mail-lf1-f49.google.com [209.85.167.49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 794111BC9; Wed, 13 Sep 2023 08:28:23 -0700 (PDT) Received: by mail-lf1-f49.google.com with SMTP id 2adb3069b0e04-50098cc8967so11230224e87.1; Wed, 13 Sep 2023 08:28:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694618902; x=1695223702; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=+vvxyHXTfiSW+8d09yTsLSiY7Ry74wlSEWGj/O1wQD8=; b=ID3aFaZrNBfatNHIcF2NhNrJIe4CRwfzK1LnEMS+UWByX5zZqaEFxRRYdSFrRwDwy+ aNW7Q1nsuGzP7dJtrYxscAaRZWHnl1APV8enrlZ+27UWhn9kJhcLGQkqe04OwN82OsFz Q/WgW9/28cKN3p5bpukpjCH3hrf9QDummyU6I6WZZuytCK5C/eWiN0XoiXTVv3tWrpSm niVoPVTPrrJY6a3lQEX6hzkiOK5QXk2on4NbZBT2rsO4aFolozc1+hDbzETk9a2QSClI 3y444Zr3BkgudiyHzsJnaBRZ6l4HZzPGzA27v1Kh1d/IZCEIfrv8AkuY/4hbEwV6RGSv 7CHA== X-Gm-Message-State: AOJu0YzIBropAgKvxi40wTJe7b3a4PHGDvxeLssJqbqSrvVWIghiazHG LmnAxa5125iMx11ingdvHho= X-Received: by 2002:a05:6512:3e17:b0:4fe:676:8c0b with SMTP id i23-20020a0565123e1700b004fe06768c0bmr3139980lfv.11.1694618901572; Wed, 13 Sep 2023 08:28:21 -0700 (PDT) Received: from localhost (fwdproxy-cln-017.fbsv.net. [2a03:2880:31ff:11::face:b00c]) by smtp.gmail.com with ESMTPSA id oz13-20020a170906cd0d00b0098951bb4dc3sm8608469ejb.184.2023.09.13.08.28.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Sep 2023 08:28:21 -0700 (PDT) From: Breno Leitao To: sdf@google.com, axboe@kernel.dk, asml.silence@gmail.com, willemdebruijn.kernel@gmail.com, kuba@kernel.org, pabeni@redhat.com, martin.lau@linux.dev, krisman@suse.de Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, io-uring@vger.kernel.org Subject: [PATCH v6 3/8] io_uring/cmd: Pass compat mode in issue_flags Date: Wed, 13 Sep 2023 08:27:39 -0700 Message-Id: <20230913152744.2333228-4-leitao@debian.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230913152744.2333228-1-leitao@debian.org> References: <20230913152744.2333228-1-leitao@debian.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Wed, 13 Sep 2023 08:29:20 -0700 (PDT) X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1776936869390213940 X-GMAIL-MSGID: 1776936869390213940 Create a new flag to track if the operation is running compat mode. This basically check the context->compat and pass it to the issue_flags, so, it could be queried later in the callbacks. Reviewed-by: Gabriel Krisman Bertazi Signed-off-by: Breno Leitao --- include/linux/io_uring.h | 1 + io_uring/uring_cmd.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h index 106cdc55ff3b..bc53b35966ed 100644 --- a/include/linux/io_uring.h +++ b/include/linux/io_uring.h @@ -20,6 +20,7 @@ enum io_uring_cmd_flags { IO_URING_F_SQE128 = (1 << 8), IO_URING_F_CQE32 = (1 << 9), IO_URING_F_IOPOLL = (1 << 10), + IO_URING_F_COMPAT = (1 << 11), }; struct io_uring_cmd { diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index 537795fddc87..60f843a357e0 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -128,6 +128,8 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags) issue_flags |= IO_URING_F_SQE128; if (ctx->flags & IORING_SETUP_CQE32) issue_flags |= IO_URING_F_CQE32; + if (ctx->compat) + issue_flags |= IO_URING_F_COMPAT; if (ctx->flags & IORING_SETUP_IOPOLL) { if (!file->f_op->uring_cmd_iopoll) return -EOPNOTSUPP;