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[2a03:2880:31ff:10::face:b00c]) by smtp.gmail.com with ESMTPSA id gx11-20020a1709068a4b00b0099290e2c163sm4040171ejc.204.2023.10.16.07.01.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Oct 2023 07:01:42 -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 v7 05/11] io_uring/cmd: Pass compat mode in issue_flags Date: Mon, 16 Oct 2023 06:47:43 -0700 Message-Id: <20231016134750.1381153-6-leitao@debian.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231016134750.1381153-1-leitao@debian.org> References: <20231016134750.1381153-1-leitao@debian.org> MIME-Version: 1.0 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 howler.vger.email 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 (howler.vger.email [0.0.0.0]); Mon, 16 Oct 2023 07:02:49 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1779921046825067100 X-GMAIL-MSGID: 1779921046825067100 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. Signed-off-by: Breno Leitao Reviewed-by: Gabriel Krisman Bertazi --- 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 b4391e0a9bc8..aefb73eeeebf 100644 --- a/include/linux/io_uring.h +++ b/include/linux/io_uring.h @@ -23,6 +23,7 @@ enum io_uring_cmd_flags { /* set when uring wants to cancel a previously issued command */ IO_URING_F_CANCEL = (1 << 11), + IO_URING_F_COMPAT = (1 << 12), }; /* only top 8 bits of sqe->uring_cmd_flags for kernel internal use */ diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index 00a5e5621a28..4bedd633c08c 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -175,6 +175,8 @@ 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;