smc_rx.h (715B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Shared Memory Communications over RDMA (SMC-R) and RoCE 4 * 5 * Manage RMBE 6 * 7 * Copyright IBM Corp. 2016 8 * 9 * Author(s): Ursula Braun <ubraun@linux.vnet.ibm.com> 10 */ 11 12#ifndef SMC_RX_H 13#define SMC_RX_H 14 15#include <linux/socket.h> 16#include <linux/types.h> 17 18#include "smc.h" 19 20void smc_rx_init(struct smc_sock *smc); 21 22int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg, 23 struct pipe_inode_info *pipe, size_t len, int flags); 24int smc_rx_wait(struct smc_sock *smc, long *timeo, 25 int (*fcrit)(struct smc_connection *conn)); 26static inline int smc_rx_data_available(struct smc_connection *conn) 27{ 28 return atomic_read(&conn->bytes_to_rcv); 29} 30 31#endif /* SMC_RX_H */