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([180.254.126.2]) by smtp.gmail.com with ESMTPSA id 185sm9244188pfe.26.2021.12.30.09.52.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Dec 2021 09:52:42 -0800 (PST) From: Ammar Faizi To: Jens Axboe Cc: io-uring Mailing List , Pavel Begunkov , "David S . Miller" , Jakub Kicinski , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Ammar Faizi , Nugra Subject: [RFC PATCH v3 1/3] io_uring: Rename `io_{send,recv}` to `io_{sendto,recvfrom}` Date: Fri, 31 Dec 2021 00:52:30 +0700 Message-Id: <20211230173126.174350-2-ammar.faizi@intel.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211230173126.174350-1-ammar.faizi@intel.com> References: <20211230115057.139187-3-ammar.faizi@intel.com> <20211230173126.174350-1-ammar.faizi@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Currently we can perform `send` and `recv` via io_uring. And now, we are going to add `sendto` and `recvfrom` support for io_uring. Note that: Calling `send(fd, buf, len, flags)` is equivalent to calling `sendto(fd, buf, len, flags, NULL, 0)`. Therefore, `sendto` is a superset of `send`. Calling `recv(fd, buf, len, flags)` is equivalent to calling `recvfrom(fd, buf, len, flags, NULL, NULL)`. Therefore, `recvfrom` is a superset of `recv`. As such, let's direct the current supported `IORING_OP_{SEND,RECV}` to `io_{sendto,recvfrom}`. These functions will also be used for `IORING_OP_{SENDTO,RECVFROM}` operation in the next patches. Cc: Nugra Signed-off-by: Ammar Faizi --- v3: - Fix build error when CONFIG_NET is undefined for PATCH 1/3. I tried to fix it in PATCH 3/3, but it should be fixed in PATCH 1/3, otherwise it breaks the build in PATCH 1/3. v2: - Added Nugra to CC list (tester). --- fs/io_uring.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/fs/io_uring.c b/fs/io_uring.c index 90002bb3fdf4..7adcb591398f 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -5273,7 +5273,7 @@ static int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags) return 0; } -static int io_send(struct io_kiocb *req, unsigned int issue_flags) +static int io_sendto(struct io_kiocb *req, unsigned int issue_flags) { struct io_sr_msg *sr = &req->sr_msg; struct msghdr msg; @@ -5499,7 +5499,7 @@ static int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags) return 0; } -static int io_recv(struct io_kiocb *req, unsigned int issue_flags) +static int io_recvfrom(struct io_kiocb *req, unsigned int issue_flags) { struct io_buffer *kbuf; struct io_sr_msg *sr = &req->sr_msg; @@ -5707,8 +5707,8 @@ IO_NETOP_PREP_ASYNC(sendmsg); IO_NETOP_PREP_ASYNC(recvmsg); IO_NETOP_PREP_ASYNC(connect); IO_NETOP_PREP(accept); -IO_NETOP_FN(send); -IO_NETOP_FN(recv); +IO_NETOP_FN(sendto); +IO_NETOP_FN(recvfrom); #endif /* CONFIG_NET */ struct io_poll_table { @@ -7061,13 +7061,13 @@ static int io_issue_sqe(struct io_kiocb *req, unsigned int issue_flags) ret = io_sendmsg(req, issue_flags); break; case IORING_OP_SEND: - ret = io_send(req, issue_flags); + ret = io_sendto(req, issue_flags); break; case IORING_OP_RECVMSG: ret = io_recvmsg(req, issue_flags); break; case IORING_OP_RECV: - ret = io_recv(req, issue_flags); + ret = io_recvfrom(req, issue_flags); break; case IORING_OP_TIMEOUT: ret = io_timeout(req, issue_flags); -- 2.32.0