diff options
Diffstat (limited to 'net/rds/iw_stats.c')
-rw-r--r-- | net/rds/iw_stats.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/net/rds/iw_stats.c b/net/rds/iw_stats.c deleted file mode 100644 index 5fe67f6..0000000 --- a/net/rds/iw_stats.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - * Copyright (c) 2006 Oracle. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - */ -#include <linux/percpu.h> -#include <linux/seq_file.h> -#include <linux/proc_fs.h> - -#include "rds.h" -#include "iw.h" - -DEFINE_PER_CPU_SHARED_ALIGNED(struct rds_iw_statistics, rds_iw_stats); - -static const char *const rds_iw_stat_names[] = { - "iw_connect_raced", - "iw_listen_closed_stale", - "iw_tx_cq_call", - "iw_tx_cq_event", - "iw_tx_ring_full", - "iw_tx_throttle", - "iw_tx_sg_mapping_failure", - "iw_tx_stalled", - "iw_tx_credit_updates", - "iw_rx_cq_call", - "iw_rx_cq_event", - "iw_rx_ring_empty", - "iw_rx_refill_from_cq", - "iw_rx_refill_from_thread", - "iw_rx_alloc_limit", - "iw_rx_credit_updates", - "iw_ack_sent", - "iw_ack_send_failure", - "iw_ack_send_delayed", - "iw_ack_send_piggybacked", - "iw_ack_received", - "iw_rdma_mr_alloc", - "iw_rdma_mr_free", - "iw_rdma_mr_used", - "iw_rdma_mr_pool_flush", - "iw_rdma_mr_pool_wait", - "iw_rdma_mr_pool_depleted", -}; - -unsigned int rds_iw_stats_info_copy(struct rds_info_iterator *iter, - unsigned int avail) -{ - struct rds_iw_statistics stats = {0, }; - uint64_t *src; - uint64_t *sum; - size_t i; - int cpu; - - if (avail < ARRAY_SIZE(rds_iw_stat_names)) - goto out; - - for_each_online_cpu(cpu) { - src = (uint64_t *)&(per_cpu(rds_iw_stats, cpu)); - sum = (uint64_t *)&stats; - for (i = 0; i < sizeof(stats) / sizeof(uint64_t); i++) - *(sum++) += *(src++); - } - - rds_stats_info_copy(iter, (uint64_t *)&stats, rds_iw_stat_names, - ARRAY_SIZE(rds_iw_stat_names)); -out: - return ARRAY_SIZE(rds_iw_stat_names); -} |