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36 lines
749 B
C
36 lines
749 B
C
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// SPDX-License-Identifier: GPL-2.0-only
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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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* SMC statistics netlink routines
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*
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* Copyright IBM Corp. 2021
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*
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* Author(s): Guvenc Gulce
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*/
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#include <linux/init.h>
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#include <linux/mutex.h>
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#include <linux/percpu.h>
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#include <linux/ctype.h>
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#include "smc_stats.h"
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/* serialize fallback reason statistic gathering */
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DEFINE_MUTEX(smc_stat_fback_rsn);
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struct smc_stats __percpu *smc_stats; /* per cpu counters for SMC */
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struct smc_stats_reason fback_rsn;
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int __init smc_stats_init(void)
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{
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memset(&fback_rsn, 0, sizeof(fback_rsn));
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smc_stats = alloc_percpu(struct smc_stats);
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if (!smc_stats)
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return -ENOMEM;
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return 0;
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}
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void smc_stats_exit(void)
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{
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free_percpu(smc_stats);
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}
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