1*c4f07c60SJack Wang // SPDX-License-Identifier: GPL-2.0-or-later 2*c4f07c60SJack Wang /* 3*c4f07c60SJack Wang * RDMA Transport Layer 4*c4f07c60SJack Wang * 5*c4f07c60SJack Wang * Copyright (c) 2014 - 2018 ProfitBricks GmbH. All rights reserved. 6*c4f07c60SJack Wang * Copyright (c) 2018 - 2019 1&1 IONOS Cloud GmbH. All rights reserved. 7*c4f07c60SJack Wang * Copyright (c) 2019 - 2020 1&1 IONOS SE. All rights reserved. 8*c4f07c60SJack Wang */ 9*c4f07c60SJack Wang #undef pr_fmt 10*c4f07c60SJack Wang #define pr_fmt(fmt) KBUILD_MODNAME " L" __stringify(__LINE__) ": " fmt 11*c4f07c60SJack Wang 12*c4f07c60SJack Wang #include "rtrs-srv.h" 13*c4f07c60SJack Wang 14*c4f07c60SJack Wang int rtrs_srv_reset_rdma_stats(struct rtrs_srv_stats *stats, bool enable) 15*c4f07c60SJack Wang { 16*c4f07c60SJack Wang if (enable) { 17*c4f07c60SJack Wang struct rtrs_srv_stats_rdma_stats *r = &stats->rdma_stats; 18*c4f07c60SJack Wang 19*c4f07c60SJack Wang memset(r, 0, sizeof(*r)); 20*c4f07c60SJack Wang return 0; 21*c4f07c60SJack Wang } 22*c4f07c60SJack Wang 23*c4f07c60SJack Wang return -EINVAL; 24*c4f07c60SJack Wang } 25*c4f07c60SJack Wang 26*c4f07c60SJack Wang ssize_t rtrs_srv_stats_rdma_to_str(struct rtrs_srv_stats *stats, 27*c4f07c60SJack Wang char *page, size_t len) 28*c4f07c60SJack Wang { 29*c4f07c60SJack Wang struct rtrs_srv_stats_rdma_stats *r = &stats->rdma_stats; 30*c4f07c60SJack Wang struct rtrs_srv_sess *sess = stats->sess; 31*c4f07c60SJack Wang 32*c4f07c60SJack Wang return scnprintf(page, len, "%lld %lld %lld %lld %u\n", 33*c4f07c60SJack Wang (s64)atomic64_read(&r->dir[READ].cnt), 34*c4f07c60SJack Wang (s64)atomic64_read(&r->dir[READ].size_total), 35*c4f07c60SJack Wang (s64)atomic64_read(&r->dir[WRITE].cnt), 36*c4f07c60SJack Wang (s64)atomic64_read(&r->dir[WRITE].size_total), 37*c4f07c60SJack Wang atomic_read(&sess->ids_inflight)); 38*c4f07c60SJack Wang } 39