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GET /api/patches/42548/?format=api
http://patches.dpdk.org/api/patches/42548/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20180706172116.50951-11-jasvinder.singh@intel.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20180706172116.50951-11-jasvinder.singh@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20180706172116.50951-11-jasvinder.singh@intel.com", "date": "2018-07-06T17:21:03", "name": "[v5,10/23] net/softnic: add thread", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "fea270d43d9bb8898f15f9e64d40098ddea7dda0", "submitter": { "id": 285, "url": "http://patches.dpdk.org/api/people/285/?format=api", "name": "Jasvinder Singh", "email": "jasvinder.singh@intel.com" }, "delegate": { "id": 10018, "url": "http://patches.dpdk.org/api/users/10018/?format=api", "username": "cristian_dumitrescu", "first_name": "Cristian", "last_name": "Dumitrescu", "email": "cristian.dumitrescu@intel.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20180706172116.50951-11-jasvinder.singh@intel.com/mbox/", "series": [ { "id": 460, "url": "http://patches.dpdk.org/api/series/460/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=460", "date": "2018-07-06T17:20:53", "name": "net/softnic: refactoring", "version": 5, "mbox": "http://patches.dpdk.org/series/460/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/42548/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/42548/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id B51311BF53;\n\tFri, 6 Jul 2018 19:21:49 +0200 (CEST)", "from mga03.intel.com (mga03.intel.com [134.134.136.65])\n\tby dpdk.org (Postfix) with ESMTP id D32871BF0E\n\tfor <dev@dpdk.org>; Fri, 6 Jul 2018 19:21:36 +0200 (CEST)", "from orsmga003.jf.intel.com ([10.7.209.27])\n\tby orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t06 Jul 2018 10:21:34 -0700", "from silpixa00381635.ir.intel.com (HELO\n\tsilpixa00381635.ger.corp.intel.com) ([10.237.222.149])\n\tby orsmga003.jf.intel.com with ESMTP; 06 Jul 2018 10:21:28 -0700" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.51,317,1526367600\"; d=\"scan'208\";a=\"64955325\"", "From": "Jasvinder Singh <jasvinder.singh@intel.com>", "To": "dev@dpdk.org", "Cc": "cristian.dumitrescu@intel.com", "Date": "Fri, 6 Jul 2018 18:21:03 +0100", "Message-Id": "<20180706172116.50951-11-jasvinder.singh@intel.com>", "X-Mailer": "git-send-email 2.9.3", "In-Reply-To": "<20180706172116.50951-1-jasvinder.singh@intel.com>", "References": "<20180705154754.147420-2-jasvinder.singh@intel.com>\n\t<20180706172116.50951-1-jasvinder.singh@intel.com>", "Subject": "[dpdk-dev] [PATCH v5 10/23] net/softnic: add thread", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Add thread data structure and init function to run softnic pipelines\nobjects.\n\nSigned-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>\nSigned-off-by: Jasvinder Singh <jasvinder.singh@intel.com>\n---\n drivers/net/softnic/Makefile | 1 +\n drivers/net/softnic/meson.build | 3 +-\n drivers/net/softnic/rte_eth_softnic.c | 8 +++\n drivers/net/softnic/rte_eth_softnic_internals.h | 69 +++++++++++++++++++\n drivers/net/softnic/rte_eth_softnic_thread.c | 90 +++++++++++++++++++++++++\n 5 files changed, 170 insertions(+), 1 deletion(-)\n create mode 100644 drivers/net/softnic/rte_eth_softnic_thread.c", "diff": "diff --git a/drivers/net/softnic/Makefile b/drivers/net/softnic/Makefile\nindex 2397fbd..d002062 100644\n--- a/drivers/net/softnic/Makefile\n+++ b/drivers/net/softnic/Makefile\n@@ -31,6 +31,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_tm.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_tap.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_action.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_pipeline.c\n+SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_thread.c\n \n #\n # Export include files\ndiff --git a/drivers/net/softnic/meson.build b/drivers/net/softnic/meson.build\nindex 7fd4b19..16604fc 100644\n--- a/drivers/net/softnic/meson.build\n+++ b/drivers/net/softnic/meson.build\n@@ -10,5 +10,6 @@ sources = files('rte_eth_softnic_tm.c',\n \t'rte_eth_softnic_link.c',\n \t'rte_eth_softnic_tap.c',\n \t'rte_eth_softnic_action.c',\n-\t'rte_eth_softnic_pipeline.c')\n+\t'rte_eth_softnic_pipeline.c',\n+\t'rte_eth_softnic_thread.c')\n deps += ['pipeline', 'port', 'table', 'sched']\ndiff --git a/drivers/net/softnic/rte_eth_softnic.c b/drivers/net/softnic/rte_eth_softnic.c\nindex 433cc0e..eb4409f 100644\n--- a/drivers/net/softnic/rte_eth_softnic.c\n+++ b/drivers/net/softnic/rte_eth_softnic.c\n@@ -223,6 +223,7 @@ static void *\n pmd_init(struct pmd_params *params)\n {\n \tstruct pmd_internals *p;\n+\tint status;\n \n \tp = rte_zmalloc_socket(params->name,\n \t\tsizeof(struct pmd_internals),\n@@ -245,6 +246,12 @@ pmd_init(struct pmd_params *params)\n \tsoftnic_table_action_profile_init(p);\n \tsoftnic_pipeline_init(p);\n \n+\tstatus = softnic_thread_init(p);\n+\tif (status) {\n+\t\trte_free(p);\n+\t\treturn NULL;\n+\t}\n+\n \treturn p;\n }\n \n@@ -254,6 +261,7 @@ pmd_free(struct pmd_internals *p)\n \tif (p == NULL)\n \t\treturn;\n \n+\tsoftnic_thread_free(p);\n \tsoftnic_pipeline_free(p);\n \tsoftnic_table_action_profile_free(p);\n \tsoftnic_port_in_action_profile_free(p);\ndiff --git a/drivers/net/softnic/rte_eth_softnic_internals.h b/drivers/net/softnic/rte_eth_softnic_internals.h\nindex 52da1ae..1c78942 100644\n--- a/drivers/net/softnic/rte_eth_softnic_internals.h\n+++ b/drivers/net/softnic/rte_eth_softnic_internals.h\n@@ -415,10 +415,68 @@ struct pipeline {\n \n TAILQ_HEAD(pipeline_list, pipeline);\n \n+/**\n+ * Thread\n+ */\n+#ifndef THREAD_PIPELINES_MAX\n+#define THREAD_PIPELINES_MAX 256\n+#endif\n+\n+#ifndef THREAD_MSGQ_SIZE\n+#define THREAD_MSGQ_SIZE 64\n+#endif\n+\n+#ifndef THREAD_TIMER_PERIOD_MS\n+#define THREAD_TIMER_PERIOD_MS 100\n+#endif\n+\n+/**\n+ * Master thead: data plane thread context\n+ */\n+struct softnic_thread {\n+\tstruct rte_ring *msgq_req;\n+\tstruct rte_ring *msgq_rsp;\n+\n+\tuint32_t enabled;\n+};\n+\n+/**\n+ * Data plane threads: context\n+ */\n #ifndef TABLE_RULE_ACTION_SIZE_MAX\n #define TABLE_RULE_ACTION_SIZE_MAX 2048\n #endif\n \n+struct softnic_table_data {\n+\tstruct rte_table_action *a;\n+};\n+\n+struct pipeline_data {\n+\tstruct rte_pipeline *p;\n+\tstruct softnic_table_data table_data[RTE_PIPELINE_TABLE_MAX];\n+\tuint32_t n_tables;\n+\n+\tstruct rte_ring *msgq_req;\n+\tstruct rte_ring *msgq_rsp;\n+\tuint64_t timer_period; /* Measured in CPU cycles. */\n+\tuint64_t time_next;\n+\n+\tuint8_t buffer[TABLE_RULE_ACTION_SIZE_MAX];\n+};\n+\n+struct softnic_thread_data {\n+\tstruct rte_pipeline *p[THREAD_PIPELINES_MAX];\n+\tuint32_t n_pipelines;\n+\n+\tstruct pipeline_data pipeline_data[THREAD_PIPELINES_MAX];\n+\tstruct rte_ring *msgq_req;\n+\tstruct rte_ring *msgq_rsp;\n+\tuint64_t timer_period; /* Measured in CPU cycles. */\n+\tuint64_t time_next;\n+\tuint64_t time_next_min;\n+\tuint64_t iter;\n+} __rte_cache_aligned;\n+\n /**\n * PMD Internals\n */\n@@ -438,6 +496,8 @@ struct pmd_internals {\n \tstruct softnic_port_in_action_profile_list port_in_action_profile_list;\n \tstruct softnic_table_action_profile_list table_action_profile_list;\n \tstruct pipeline_list pipeline_list;\n+\tstruct softnic_thread thread[RTE_MAX_LCORE];\n+\tstruct softnic_thread_data thread_data[RTE_MAX_LCORE];\n };\n \n /**\n@@ -626,4 +686,13 @@ softnic_pipeline_table_create(struct pmd_internals *p,\n \tconst char *pipeline_name,\n \tstruct softnic_table_params *params);\n \n+/**\n+ * Thread\n+ */\n+int\n+softnic_thread_init(struct pmd_internals *p);\n+\n+void\n+softnic_thread_free(struct pmd_internals *p);\n+\n #endif /* __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__ */\ndiff --git a/drivers/net/softnic/rte_eth_softnic_thread.c b/drivers/net/softnic/rte_eth_softnic_thread.c\nnew file mode 100644\nindex 0000000..17a5a55\n--- /dev/null\n+++ b/drivers/net/softnic/rte_eth_softnic_thread.c\n@@ -0,0 +1,90 @@\n+/* SPDX-License-Identifier: BSD-3-Clause\n+ * Copyright(c) 2010-2018 Intel Corporation\n+ */\n+\n+#include <stdlib.h>\n+\n+#include <rte_cycles.h>\n+#include <rte_lcore.h>\n+#include <rte_ring.h>\n+\n+#include \"rte_eth_softnic_internals.h\"\n+\n+/**\n+ * Master thread: data plane thread init\n+ */\n+void\n+softnic_thread_free(struct pmd_internals *softnic)\n+{\n+\tuint32_t i;\n+\n+\tRTE_LCORE_FOREACH_SLAVE(i) {\n+\t\tstruct softnic_thread *t = &softnic->thread[i];\n+\n+\t\t/* MSGQs */\n+\t\tif (t->msgq_req)\n+\t\t\trte_ring_free(t->msgq_req);\n+\n+\t\tif (t->msgq_rsp)\n+\t\t\trte_ring_free(t->msgq_rsp);\n+\t}\n+}\n+\n+int\n+softnic_thread_init(struct pmd_internals *softnic)\n+{\n+\tuint32_t i;\n+\n+\tRTE_LCORE_FOREACH_SLAVE(i) {\n+\t\tchar ring_name[NAME_MAX];\n+\t\tstruct rte_ring *msgq_req, *msgq_rsp;\n+\t\tstruct softnic_thread *t = &softnic->thread[i];\n+\t\tstruct softnic_thread_data *t_data = &softnic->thread_data[i];\n+\t\tuint32_t cpu_id = rte_lcore_to_socket_id(i);\n+\n+\t\t/* MSGQs */\n+\t\tsnprintf(ring_name, sizeof(ring_name), \"%s-TH%u-REQ\",\n+\t\t\tsoftnic->params.name,\n+\t\t\ti);\n+\n+\t\tmsgq_req = rte_ring_create(ring_name,\n+\t\t\tTHREAD_MSGQ_SIZE,\n+\t\t\tcpu_id,\n+\t\t\tRING_F_SP_ENQ | RING_F_SC_DEQ);\n+\n+\t\tif (msgq_req == NULL) {\n+\t\t\tsoftnic_thread_free(softnic);\n+\t\t\treturn -1;\n+\t\t}\n+\n+\t\tsnprintf(ring_name, sizeof(ring_name), \"%s-TH%u-RSP\",\n+\t\t\tsoftnic->params.name,\n+\t\t\ti);\n+\n+\t\tmsgq_rsp = rte_ring_create(ring_name,\n+\t\t\tTHREAD_MSGQ_SIZE,\n+\t\t\tcpu_id,\n+\t\t\tRING_F_SP_ENQ | RING_F_SC_DEQ);\n+\n+\t\tif (msgq_rsp == NULL) {\n+\t\t\tsoftnic_thread_free(softnic);\n+\t\t\treturn -1;\n+\t\t}\n+\n+\t\t/* Master thread records */\n+\t\tt->msgq_req = msgq_req;\n+\t\tt->msgq_rsp = msgq_rsp;\n+\t\tt->enabled = 1;\n+\n+\t\t/* Data plane thread records */\n+\t\tt_data->n_pipelines = 0;\n+\t\tt_data->msgq_req = msgq_req;\n+\t\tt_data->msgq_rsp = msgq_rsp;\n+\t\tt_data->timer_period =\n+\t\t\t(rte_get_tsc_hz() * THREAD_TIMER_PERIOD_MS) / 1000;\n+\t\tt_data->time_next = rte_get_tsc_cycles() + t_data->timer_period;\n+\t\tt_data->time_next_min = t_data->time_next;\n+\t}\n+\n+\treturn 0;\n+}\n", "prefixes": [ "v5", "10/23" ] }{ "id": 42548, "url": "