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bac6de7b63
The functions to read and write cursors are exclusively used to copy cursors. Therefore switch to a respective function instead. Signed-off-by: Stefan Raspl <raspl@linux.ibm.com> Signed-off-by: Ursula Braun <ubraun@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Shared Memory Communications over RDMA (SMC-R) and RoCE
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*
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* Manage send buffer
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*
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* Copyright IBM Corp. 2016
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*
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* Author(s): Ursula Braun <ubraun@linux.vnet.ibm.com>
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*/
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#ifndef SMC_TX_H
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#define SMC_TX_H
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#include <linux/socket.h>
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#include <linux/types.h>
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#include "smc.h"
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#include "smc_cdc.h"
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static inline int smc_tx_prepared_sends(struct smc_connection *conn)
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{
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union smc_host_cursor sent, prep;
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smc_curs_copy(&sent, &conn->tx_curs_sent, conn);
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smc_curs_copy(&prep, &conn->tx_curs_prep, conn);
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return smc_curs_diff(conn->sndbuf_desc->len, &sent, &prep);
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}
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void smc_tx_work(struct work_struct *work);
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void smc_tx_init(struct smc_sock *smc);
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int smc_tx_sendmsg(struct smc_sock *smc, struct msghdr *msg, size_t len);
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int smc_tx_sndbuf_nonempty(struct smc_connection *conn);
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void smc_tx_sndbuf_nonfull(struct smc_sock *smc);
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void smc_tx_consumer_update(struct smc_connection *conn, bool force);
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int smcd_tx_ism_write(struct smc_connection *conn, void *data, size_t len,
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u32 offset, int signal);
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#endif /* SMC_TX_H */
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