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 14 int 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 26 ssize_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 31 return sysfs_emit(page, "%lld %lld %lld %lldn %u\n", 32 (s64)atomic64_read(&r->dir[READ].cnt), 33 (s64)atomic64_read(&r->dir[READ].size_total), 34 (s64)atomic64_read(&r->dir[WRITE].cnt), 35 (s64)atomic64_read(&r->dir[WRITE].size_total), 0); 36 } 37