1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * RDMA Transport Layer
4 *
5 * Copyright (c) 2014 - 2018 ProfitBricks GmbH. All rights reserved.
6 * Copyright (c) 2018 - 2019 1&1 IONOS Cloud GmbH. All rights reserved.
7 * Copyright (c) 2019 - 2020 1&1 IONOS SE. All rights reserved.
8 */
9#undef pr_fmt
10#define pr_fmt(fmt) KBUILD_MODNAME " L" __stringify(__LINE__) ": " fmt
11
12#include "rtrs-srv.h"
13
14int rtrs_srv_reset_rdma_stats(struct rtrs_srv_stats *stats, bool enable)
15{
16	if (enable) {
17		struct rtrs_srv_stats_rdma_stats *r = &stats->rdma_stats;
18
19		memset(r, 0, sizeof(*r));
20		return 0;
21	}
22
23	return -EINVAL;
24}
25
26ssize_t rtrs_srv_stats_rdma_to_str(struct rtrs_srv_stats *stats,
27				    char *page, size_t len)
28{
29	struct rtrs_srv_stats_rdma_stats *r = &stats->rdma_stats;
30	struct rtrs_srv_sess *sess = stats->sess;
31
32	return scnprintf(page, len, "%lld %lld %lld %lld %u\n",
33			 (s64)atomic64_read(&r->dir[READ].cnt),
34			 (s64)atomic64_read(&r->dir[READ].size_total),
35			 (s64)atomic64_read(&r->dir[WRITE].cnt),
36			 (s64)atomic64_read(&r->dir[WRITE].size_total),
37			 atomic_read(&sess->ids_inflight));
38}
39