threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
37 lines
959 B
C
37 lines
959 B
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_write(&sent, smc_curs_read(&conn->tx_curs_sent, conn), conn);
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smc_curs_write(&prep, smc_curs_read(&conn->tx_curs_prep, conn), conn);
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return smc_curs_diff(conn->sndbuf_size, &sent, &prep);
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}
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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);
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#endif /* SMC_TX_H */
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