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PTR:; CAT:NONE; SFTY:; SFS:(4636009)(136003)(366004)(396003)(346002)(376002)(39860400002)(7696005)(2906002)(52116002)(66946007)(66556008)(1076003)(66476007)(6636002)(55016002)(8936002)(36756003)(8886007)(5660300002)(186003)(107886003)(956004)(26005)(83380400001)(4326008)(2616005)(16526019)(8676002)(86362001)(6666004)(478600001)(316002); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: alEK7A3FLAL7unMee2Bu45W4N/pe0OhjEyS+mJhur1x515JeyVmsg/ypIp64pymPwoTd8/nMOXRAgwzuao7kBzyq7RV1ucJhrHbboHzerFn51mOQE3ltS1Rp7ERgQTXRvC5FsTsWoFRCkDCNkF4LomxZz46hsN95eHDJjBXok9rViGTRDa//q/tZvyiGGPNDZeMxi1GKzkLMANrfRiR8AQNQRAqn4S8cAs7XhFxnbIlY5wawgJpiPJ4+29BbScOx9lZOWQ8ZXIVMBlFOVoEx5/frBYiSHtJj/CJIAqfurw1O4I4IpPVW6HgDCqlMKVyIle3VK++8i45jUQQbMZ8yxt3gXyiTwGMGeDzpU5UiFq9CYzckbbszjbsqFawFLYoDi6IwJI87oH6lY7JfL4zIeGyJzoyCJy+CjF8vDU3ko+vX4Lb3EQciiyINp+fz47ke4FrWgSoe+7+ebQYfQCuKe/1aU8Md5nbvE+M6FC0Unko= X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4ef43f7d-83c2-4e0e-859b-08d82992f033 X-MS-Exchange-CrossTenant-AuthSource: AM0PR05MB6610.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jul 2020 14:17:14.8085 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: /SgU8rudYQH8YwsWQVR3bMdEgTMuj41wNjXJutm9v2WxnjNzVS3sM1U+m2Vg4IEVqlerKHUGYB8C9f16DRnmDw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR05MB5201 Subject: [dpdk-dev] [PATCH v4] app/flow-perf: fix condition of hairpin queues setup X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The hairpin queue is the one that start from normal rxq, and will be less than nr_queues where nr_queues is the sum of normal and hairpin Fixes: bf3688f1e816 ("app/flow-perf: add insertion rate calculation") Cc: wisamm@mellanox.com Signed-off-by: Wisam Jaddo Reviewed-by: Asaf Penso --- v4: * Rename hairpin variables to meaningful names. v3: * Add variable documentation variable declaration. v2: * Add documentation of hairpin peering and allocating logic. * Add documentation for some variables. --- app/test-flow-perf/main.c | 40 ++++++++++++++++++++++----------------- 1 file changed, 23 insertions(+), 17 deletions(-) diff --git a/app/test-flow-perf/main.c b/app/test-flow-perf/main.c index e155e49c37..9fb8d1feaf 100644 --- a/app/test-flow-perf/main.c +++ b/app/test-flow-perf/main.c @@ -59,7 +59,7 @@ static struct rte_mempool *mbuf_mp; static uint32_t nb_lcores; static uint32_t flows_count; static uint32_t iterations_number; -static uint32_t hairpinq; +static uint32_t hairpin_queues_num; /* total hairpin q number - default: 0 */ static uint32_t nb_lcores; #define MAX_PKT_BURST 32 @@ -323,7 +323,7 @@ args_parse(int argc, char **argv) flow_items = 0; flow_actions = 0; flow_attrs = 0; - hairpinq = 0; + hairpin_queues_num = 0; argvopt = argv; printf(":: Flow -> "); @@ -358,7 +358,7 @@ args_parse(int argc, char **argv) "hairpin-rss") == 0) { n = atoi(optarg); if (n > 0) - hairpinq = n; + hairpin_queues_num = n; else rte_exit(EXIT_SUCCESS, "Hairpin queues should be > 0\n"); @@ -370,7 +370,7 @@ args_parse(int argc, char **argv) "hairpin-queue") == 0) { n = atoi(optarg); if (n > 0) - hairpinq = n; + hairpin_queues_num = n; else rte_exit(EXIT_SUCCESS, "Hairpin queues should be > 0\n"); @@ -604,7 +604,8 @@ flows_handler(void) for (i = 0; i < flows_count; i++) { flow = generate_flow(port_id, flow_group, flow_attrs, flow_items, flow_actions, - JUMP_ACTION_TABLE, i, hairpinq, &error); + JUMP_ACTION_TABLE, i, + hairpin_queues_num, &error); if (force_quit) i = flows_count; @@ -929,7 +930,7 @@ init_port(void) { int ret; uint16_t std_queue; - uint16_t hairpin_q; + uint16_t hairpin_queue; uint16_t port_id; uint16_t nr_ports; uint16_t nr_queues; @@ -947,8 +948,8 @@ init_port(void) struct rte_eth_dev_info dev_info; nr_queues = RXQ_NUM; - if (hairpinq != 0) - nr_queues = RXQ_NUM + hairpinq; + if (hairpin_queues_num != 0) + nr_queues = RXQ_NUM + hairpin_queues_num; nr_ports = rte_eth_dev_count_avail(); if (nr_ports == 0) @@ -1011,15 +1012,20 @@ init_port(void) ":: promiscuous mode enable failed: err=%s, port=%u\n", rte_strerror(-ret), port_id); - if (hairpinq != 0) { - for (hairpin_q = RXQ_NUM, std_queue = 0; - std_queue < nr_queues; - hairpin_q++, std_queue++) { + if (hairpin_queues_num != 0) { + /* + * Configure peer which represents hairpin Tx. + * Hairpin queue numbers start after standard queues + * (RXQ_NUM and TXQ_NUM). + */ + for (hairpin_queue = RXQ_NUM, std_queue = 0; + hairpin_queue < nr_queues; + hairpin_queue++, std_queue++) { hairpin_conf.peers[0].port = port_id; hairpin_conf.peers[0].queue = std_queue + TXQ_NUM; ret = rte_eth_rx_hairpin_queue_setup( - port_id, hairpin_q, + port_id, hairpin_queue, NR_RXD, &hairpin_conf); if (ret != 0) rte_exit(EXIT_FAILURE, @@ -1027,14 +1033,14 @@ init_port(void) ret, port_id); } - for (hairpin_q = TXQ_NUM, std_queue = 0; - std_queue < nr_queues; - hairpin_q++, std_queue++) { + for (hairpin_queue = TXQ_NUM, std_queue = 0; + hairpin_queue < nr_queues; + hairpin_queue++, std_queue++) { hairpin_conf.peers[0].port = port_id; hairpin_conf.peers[0].queue = std_queue + RXQ_NUM; ret = rte_eth_tx_hairpin_queue_setup( - port_id, hairpin_q, + port_id, hairpin_queue, NR_TXD, &hairpin_conf); if (ret != 0) rte_exit(EXIT_FAILURE, -- 2.17.1