From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id DA09AC480 for ; Fri, 19 Jun 2015 12:59:07 +0200 (CEST) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP; 19 Jun 2015 03:59:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,643,1427785200"; d="scan'208";a="713864005" Received: from unknown (HELO stargo) ([10.217.248.233]) by orsmga001.jf.intel.com with SMTP; 19 Jun 2015 03:59:04 -0700 Received: by stargo (sSMTP sendmail emulation); Fri, 19 Jun 2015 12:59:51 +0200 From: Maciej Gajdzica To: dev@dpdk.org Date: Fri, 19 Jun 2015 12:28:43 +0200 Message-Id: <1434709724-4574-11-git-send-email-maciejx.t.gajdzica@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1434709724-4574-1-git-send-email-maciejx.t.gajdzica@intel.com> References: <1434709724-4574-1-git-send-email-maciejx.t.gajdzica@intel.com> Subject: [dpdk-dev] [PATCH v5 10/11] table: added lpm table stats X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Jun 2015 10:59:08 -0000 Added lpm table statistics. Signed-off-by: Maciej Gajdzica --- lib/librte_table/rte_table_lpm.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/lib/librte_table/rte_table_lpm.c b/lib/librte_table/rte_table_lpm.c index 64c684d..300e680 100644 --- a/lib/librte_table/rte_table_lpm.c +++ b/lib/librte_table/rte_table_lpm.c @@ -46,7 +46,23 @@ #define RTE_TABLE_LPM_MAX_NEXT_HOPS 256 +#ifdef RTE_TABLE_STATS_COLLECT + +#define RTE_TABLE_LPM_STATS_PKTS_IN_ADD(table, val) \ + table->stats.n_pkts_in += val +#define RTE_TABLE_LPM_STATS_PKTS_LOOKUP_MISS(table, val) \ + table->stats.n_pkts_lookup_miss += val + +#else + +#define RTE_TABLE_LPM_STATS_PKTS_IN_ADD(table, val) +#define RTE_TABLE_LPM_STATS_PKTS_LOOKUP_MISS(table, val) + +#endif + struct rte_table_lpm { + struct rte_table_stats stats; + /* Input parameters */ uint32_t entry_size; uint32_t entry_unique_size; @@ -313,6 +329,9 @@ rte_table_lpm_lookup( uint64_t pkts_out_mask = 0; uint32_t i; + __rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask); + RTE_TABLE_LPM_STATS_PKTS_IN_ADD(lpm, n_pkts_in); + pkts_out_mask = 0; for (i = 0; i < (uint32_t)(RTE_PORT_IN_BURST_SIZE_MAX - __builtin_clzll(pkts_mask)); i++) { @@ -335,6 +354,20 @@ rte_table_lpm_lookup( } *lookup_hit_mask = pkts_out_mask; + RTE_TABLE_LPM_STATS_PKTS_LOOKUP_MISS(lpm, n_pkts_in - __builtin_popcountll(pkts_out_mask)); + return 0; +} + +static int +rte_table_lpm_stats_read(void *table, struct rte_table_stats *stats, int clear) +{ + struct rte_table_lpm *t = (struct rte_table_lpm *) table; + + if (stats != NULL) + memcpy(stats, &t->stats, sizeof(t->stats)); + + if (clear) + memset(&t->stats, 0, sizeof(t->stats)); return 0; } @@ -345,4 +378,5 @@ struct rte_table_ops rte_table_lpm_ops = { .f_add = rte_table_lpm_entry_add, .f_delete = rte_table_lpm_entry_delete, .f_lookup = rte_table_lpm_lookup, + .f_stats = rte_table_lpm_stats_read, }; -- 1.7.9.5