From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 4EEEF5A95 for ; Mon, 8 Jun 2015 17:04:59 +0200 (CEST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga103.jf.intel.com with ESMTP; 08 Jun 2015 08:04:56 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,574,1427785200"; d="scan'208";a="743027545" Received: from unknown (HELO Sent) ([10.217.248.178]) by orsmga002.jf.intel.com with SMTP; 08 Jun 2015 08:04:54 -0700 Received: by Sent (sSMTP sendmail emulation); Mon, 08 Jun 2015 17:04:32 +0116 From: Michal Jastrzebski To: dev@dpdk.org Date: Mon, 8 Jun 2015 17:00:15 +0200 Message-Id: <1433775616-6896-25-git-send-email-michalx.k.jastrzebski@intel.com> X-Mailer: git-send-email 2.1.1 In-Reply-To: <1433775616-6896-1-git-send-email-michalx.k.jastrzebski@intel.com> References: <1433775616-6896-1-git-send-email-michalx.k.jastrzebski@intel.com> Subject: [dpdk-dev] [PATCH v4 10/10] 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: Mon, 08 Jun 2015 15:04:59 -0000 From: Maciej Gajdzica 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