1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Shared Memory Communications over RDMA (SMC-R) and RoCE
7 * Copyright IBM Corp. 2016
9 * Author(s): Ursula Braun <ubraun@linux.vnet.ibm.com>
15 #include <linux/socket.h>
16 #include <linux/types.h>
20 void smc_rx_init(struct smc_sock *smc);
22 int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg,
23 struct pipe_inode_info *pipe, size_t len, int flags);
24 int smc_rx_wait(struct smc_sock *smc, long *timeo,
25 int (*fcrit)(struct smc_connection *conn));
26 static inline int smc_rx_data_available(struct smc_connection *conn)
28 return atomic_read(&conn->bytes_to_rcv);