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[188.28.125.106]) by smtp.gmail.com with ESMTPSA id c14-20020a7bc00e000000b003a044fe7fe7sm89833wmb.9.2022.07.12.13.53.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Jul 2022 13:53:36 -0700 (PDT) From: Pavel Begunkov To: io-uring@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: "David S . Miller" , Jakub Kicinski , Jonathan Lemon , Willem de Bruijn , Jens Axboe , David Ahern , kernel-team@fb.com, Pavel Begunkov Subject: [PATCH net-next v5 24/27] io_uring: rename IORING_OP_FILES_UPDATE Date: Tue, 12 Jul 2022 21:52:48 +0100 Message-Id: <0a907133907d9af3415a8a7aa1802c6aa97c03c6.1657643355.git.asml.silence@gmail.com> X-Mailer: git-send-email 2.37.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org IORING_OP_FILES_UPDATE will be a more generic opcode serving different resource types, rename it into IORING_OP_RSRC_UPDATE and add subtype handling. Signed-off-by: Pavel Begunkov --- include/uapi/linux/io_uring.h | 12 +++++++++++- io_uring/opdef.c | 9 +++++---- io_uring/rsrc.c | 17 +++++++++++++++-- io_uring/rsrc.h | 4 ++-- 4 files changed, 33 insertions(+), 9 deletions(-) diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index 7d21fba54b62..37e8c104d31f 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -171,7 +171,8 @@ enum io_uring_op { IORING_OP_FALLOCATE, IORING_OP_OPENAT, IORING_OP_CLOSE, - IORING_OP_FILES_UPDATE, + IORING_OP_RSRC_UPDATE, + IORING_OP_FILES_UPDATE = IORING_OP_RSRC_UPDATE, IORING_OP_STATX, IORING_OP_READ, IORING_OP_WRITE, @@ -220,6 +221,7 @@ enum io_uring_op { #define IORING_TIMEOUT_ETIME_SUCCESS (1U << 5) #define IORING_TIMEOUT_CLOCK_MASK (IORING_TIMEOUT_BOOTTIME | IORING_TIMEOUT_REALTIME) #define IORING_TIMEOUT_UPDATE_MASK (IORING_TIMEOUT_UPDATE | IORING_LINK_TIMEOUT_UPDATE) + /* * sqe->splice_flags * extends splice(2) flags @@ -286,6 +288,14 @@ enum io_uring_op { */ #define IORING_ACCEPT_MULTISHOT (1U << 0) + +/* + * IORING_OP_RSRC_UPDATE flags + */ +enum { + IORING_RSRC_UPDATE_FILES, +}; + /* * IORING_OP_MSG_RING command types, stored in sqe->addr */ diff --git a/io_uring/opdef.c b/io_uring/opdef.c index 7ab19bbf3126..72dd2b2d8a9d 100644 --- a/io_uring/opdef.c +++ b/io_uring/opdef.c @@ -246,12 +246,13 @@ const struct io_op_def io_op_defs[] = { .prep = io_close_prep, .issue = io_close, }, - [IORING_OP_FILES_UPDATE] = { + [IORING_OP_RSRC_UPDATE] = { .audit_skip = 1, .iopoll = 1, - .name = "FILES_UPDATE", - .prep = io_files_update_prep, - .issue = io_files_update, + .name = "RSRC_UPDATE", + .prep = io_rsrc_update_prep, + .issue = io_rsrc_update, + .ioprio = 1, }, [IORING_OP_STATX] = { .audit_skip = 1, diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index 1182cf0ea1fc..98ce8a93a816 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -21,6 +21,7 @@ struct io_rsrc_update { u64 arg; u32 nr_args; u32 offset; + int type; }; static int io_sqe_buffer_register(struct io_ring_ctx *ctx, struct iovec *iov, @@ -658,7 +659,7 @@ __cold int io_register_rsrc(struct io_ring_ctx *ctx, void __user *arg, return -EINVAL; } -int io_files_update_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) +int io_rsrc_update_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) { struct io_rsrc_update *up = io_kiocb_to_cmd(req); @@ -672,6 +673,7 @@ int io_files_update_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) if (!up->nr_args) return -EINVAL; up->arg = READ_ONCE(sqe->addr); + up->type = READ_ONCE(sqe->ioprio); return 0; } @@ -711,7 +713,7 @@ static int io_files_update_with_index_alloc(struct io_kiocb *req, return ret; } -int io_files_update(struct io_kiocb *req, unsigned int issue_flags) +static int io_files_update(struct io_kiocb *req, unsigned int issue_flags) { struct io_rsrc_update *up = io_kiocb_to_cmd(req); struct io_ring_ctx *ctx = req->ctx; @@ -740,6 +742,17 @@ int io_files_update(struct io_kiocb *req, unsigned int issue_flags) return IOU_OK; } +int io_rsrc_update(struct io_kiocb *req, unsigned int issue_flags) +{ + struct io_rsrc_update *up = io_kiocb_to_cmd(req); + + switch (up->type) { + case IORING_RSRC_UPDATE_FILES: + return io_files_update(req, issue_flags); + } + return -EINVAL; +} + int io_queue_rsrc_removal(struct io_rsrc_data *data, unsigned idx, struct io_rsrc_node *node, void *rsrc) { diff --git a/io_uring/rsrc.h b/io_uring/rsrc.h index af342fd239d0..21813a23215f 100644 --- a/io_uring/rsrc.h +++ b/io_uring/rsrc.h @@ -167,6 +167,6 @@ static inline u64 *io_get_tag_slot(struct io_rsrc_data *data, unsigned int idx) return &data->tags[table_idx][off]; } -int io_files_update(struct io_kiocb *req, unsigned int issue_flags); -int io_files_update_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); +int io_rsrc_update(struct io_kiocb *req, unsigned int issue_flags); +int io_rsrc_update_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); #endif -- 2.37.0