From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id EBB8142C40; Tue, 6 Jun 2023 16:55:24 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 4CC6B42D32; Tue, 6 Jun 2023 16:55:12 +0200 (CEST) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by mails.dpdk.org (Postfix) with ESMTP id 2605442D32 for ; Tue, 6 Jun 2023 16:55:10 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1686063311; x=1717599311; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=SV3ha7I9nN4px+aKIzkbIxh/sFhH35idWd+xRafWeTA=; b=cBlQMN37rKaQtl/qSioYeUejj3LEXdORkHq+b9k2AwMKItPXAAwUE/6I 3e0aQpPFANEaYBOj1bqXRv2T7/dd1Rgg0B+Y339AeUT67+APMw2EiBacm gX+PmJoSa0mfe33Vb8Fi5jxuaR623PsFnNBLvWqZ3fxCDkO23AjalyCQv /bdLAUvf1IGTD5z3JIp5TQdOGEwUV6hHi+o+Ojlr4v3X/MLem8k7v5pus 30HolUxkuuco/JUBffJD+0nWqDnPi7UThlXrDsTAhFYSfYxWt1wPqnIUz e6slVcJiTHRJzfKCnHjqvkpEIjAC3lwgs5WKVZyg+8k6KHOhNI2MmZufu Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10733"; a="356705207" X-IronPort-AV: E=Sophos;i="6.00,221,1681196400"; d="scan'208";a="356705207" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2023 07:55:02 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10733"; a="1039222558" X-IronPort-AV: E=Sophos;i="6.00,221,1681196400"; d="scan'208";a="1039222558" Received: from dpdk-zhirun-lmm.sh.intel.com ([10.67.119.94]) by fmsmga005.fm.intel.com with ESMTP; 06 Jun 2023 07:54:59 -0700 From: Zhirun Yan To: dev@dpdk.org, jerinj@marvell.com, kirankumark@marvell.com, ndabilpuram@marvell.com, stephen@networkplumber.org, pbhagavatula@marvell.com, jerinjacobk@gmail.com Cc: cunming.liang@intel.com, haiyue.wang@intel.com, mattias.ronnblom@ericsson.com, Zhirun Yan Subject: [PATCH v8 06/17] graph: introduce graph bind unbind API Date: Tue, 6 Jun 2023 22:47:35 +0800 Message-Id: <20230606144746.708388-7-zhirun.yan@intel.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230606144746.708388-1-zhirun.yan@intel.com> References: <20230605111923.3772260-1-zhirun.yan@intel.com> <20230606144746.708388-1-zhirun.yan@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add lcore_id for graph to hold affinity core id where graph would run on. Add bind/unbind API to set/unset graph affinity attribute. lcore_id will be set as MAX by default, it means not enable this attribute. Signed-off-by: Haiyue Wang Signed-off-by: Cunming Liang Signed-off-by: Zhirun Yan --- lib/graph/graph.c | 58 +++++++++++++++++++++++++++++++++++++++ lib/graph/graph_private.h | 2 ++ lib/graph/rte_graph.h | 22 +++++++++++++++ lib/graph/version.map | 2 ++ 4 files changed, 84 insertions(+) diff --git a/lib/graph/graph.c b/lib/graph/graph.c index 5582631b53..f8243fa61a 100644 --- a/lib/graph/graph.c +++ b/lib/graph/graph.c @@ -260,6 +260,63 @@ graph_mem_fixup_secondary(struct rte_graph *graph) return graph_mem_fixup_node_ctx(graph); } +static bool +graph_src_node_avail(struct graph *graph) +{ + struct graph_node *graph_node; + + STAILQ_FOREACH(graph_node, &graph->node_list, next) + if ((graph_node->node->flags & RTE_NODE_SOURCE_F) && + (graph_node->node->lcore_id == RTE_MAX_LCORE || + graph->lcore_id == graph_node->node->lcore_id)) + return true; + + return false; +} + +int +rte_graph_model_mcore_dispatch_core_bind(rte_graph_t id, int lcore) +{ + struct graph *graph; + + GRAPH_ID_CHECK(id); + if (!rte_lcore_is_enabled(lcore)) + SET_ERR_JMP(ENOLINK, fail, "lcore %d not enabled", lcore); + + STAILQ_FOREACH(graph, &graph_list, next) + if (graph->id == id) + break; + + RTE_ASSERT(graph->graph->model == RTE_GRAPH_MODEL_MCORE_DISPATCH); + graph->lcore_id = lcore; + graph->socket = rte_lcore_to_socket_id(lcore); + + /* check the availability of source node */ + if (!graph_src_node_avail(graph)) + graph->graph->head = 0; + + return 0; + +fail: + return -rte_errno; +} + +void +rte_graph_model_mcore_dispatch_core_unbind(rte_graph_t id) +{ + struct graph *graph; + + GRAPH_ID_CHECK(id); + STAILQ_FOREACH(graph, &graph_list, next) + if (graph->id == id) + break; + + graph->lcore_id = RTE_MAX_LCORE; + +fail: + return; +} + struct rte_graph * rte_graph_lookup(const char *name) { @@ -346,6 +403,7 @@ rte_graph_create(const char *name, struct rte_graph_param *prm) graph->src_node_count = src_node_count; graph->node_count = graph_nodes_count(graph); graph->id = graph_id; + graph->lcore_id = RTE_MAX_LCORE; graph->num_pkt_to_capture = prm->num_pkt_to_capture; if (prm->pcap_filename) rte_strscpy(graph->pcap_filename, prm->pcap_filename, RTE_GRAPH_PCAP_FILE_SZ); diff --git a/lib/graph/graph_private.h b/lib/graph/graph_private.h index ea4409448d..6d2137c81b 100644 --- a/lib/graph/graph_private.h +++ b/lib/graph/graph_private.h @@ -100,6 +100,8 @@ struct graph { /**< Circular buffer mask for wrap around. */ rte_graph_t id; /**< Graph identifier. */ + unsigned int lcore_id; + /**< Lcore identifier where the graph prefer to run on. Used for mcore dispatch model. */ size_t mem_sz; /**< Memory size of the graph. */ int socket; diff --git a/lib/graph/rte_graph.h b/lib/graph/rte_graph.h index c9a77297fc..f70c694e77 100644 --- a/lib/graph/rte_graph.h +++ b/lib/graph/rte_graph.h @@ -285,6 +285,28 @@ char *rte_graph_id_to_name(rte_graph_t id); __rte_experimental int rte_graph_export(const char *name, FILE *f); +/** + * Bind graph with specific lcore for mcore dispatch model. + * + * @param id + * Graph id to get the pointer of graph object + * @param lcore + * The lcore where the graph will run on + * @return + * 0 on success, error otherwise. + */ +__rte_experimental +int rte_graph_model_mcore_dispatch_core_bind(rte_graph_t id, int lcore); + +/** + * Unbind graph with lcore for mcore dispatch model + * + * @param id + * Graph id to get the pointer of graph object + */ +__rte_experimental +void rte_graph_model_mcore_dispatch_core_unbind(rte_graph_t id); + /** * Get graph object from its name. * diff --git a/lib/graph/version.map b/lib/graph/version.map index f39a65e902..132e666b79 100644 --- a/lib/graph/version.map +++ b/lib/graph/version.map @@ -18,6 +18,8 @@ EXPERIMENTAL { rte_graph_node_get_by_name; rte_graph_obj_dump; rte_graph_walk; + rte_graph_model_mcore_dispatch_core_bind; + rte_graph_model_mcore_dispatch_core_unbind; rte_graph_cluster_stats_create; rte_graph_cluster_stats_destroy; -- 2.37.2