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	IORING_OP_LISTEN provides the semantic of listen(2) via io_uring. While this is an essentially synchronous system call, the main point is to enable a network path to execute fully with io_uring registered and descriptorless files. Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de> Link: https://lore.kernel.org/r/20240614163047.31581-4-krisman@suse.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
		
			
				
	
	
		
			63 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
// SPDX-License-Identifier: GPL-2.0
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#include <linux/net.h>
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#include <linux/uio.h>
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struct io_async_msghdr {
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#if defined(CONFIG_NET)
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	struct iovec			fast_iov;
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	/* points to an allocated iov, if NULL we use fast_iov instead */
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	struct iovec			*free_iov;
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	int				free_iov_nr;
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	int				namelen;
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	__kernel_size_t			controllen;
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	__kernel_size_t			payloadlen;
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	struct sockaddr __user		*uaddr;
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	struct msghdr			msg;
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	struct sockaddr_storage		addr;
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#endif
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};
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#if defined(CONFIG_NET)
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int io_shutdown_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_shutdown(struct io_kiocb *req, unsigned int issue_flags);
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void io_sendmsg_recvmsg_cleanup(struct io_kiocb *req);
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int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags);
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int io_send(struct io_kiocb *req, unsigned int issue_flags);
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int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags);
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int io_recv(struct io_kiocb *req, unsigned int issue_flags);
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void io_sendrecv_fail(struct io_kiocb *req);
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int io_accept_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_accept(struct io_kiocb *req, unsigned int issue_flags);
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int io_socket_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_socket(struct io_kiocb *req, unsigned int issue_flags);
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int io_connect_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_connect(struct io_kiocb *req, unsigned int issue_flags);
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int io_send_zc(struct io_kiocb *req, unsigned int issue_flags);
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int io_sendmsg_zc(struct io_kiocb *req, unsigned int issue_flags);
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int io_send_zc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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void io_send_zc_cleanup(struct io_kiocb *req);
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int io_bind_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_bind(struct io_kiocb *req, unsigned int issue_flags);
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int io_listen_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_listen(struct io_kiocb *req, unsigned int issue_flags);
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void io_netmsg_cache_free(const void *entry);
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#else
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static inline void io_netmsg_cache_free(const void *entry)
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{
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}
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#endif
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