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GET /api/patches/1525716/?format=api
{ "id": 1525716, "url": "http://patchwork.ozlabs.org/api/patches/1525716/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/patch/e1b2dbe246d2ecadf39b076ee7e3d059c94ef5f2.1631094144.git.grive@u256.net/", "project": { "id": 47, "url": "http://patchwork.ozlabs.org/api/projects/47/?format=api", "name": "Open vSwitch", "link_name": "openvswitch", "list_id": "ovs-dev.openvswitch.org", "list_email": "ovs-dev@openvswitch.org", "web_url": "http://openvswitch.org/", "scm_url": "git@github.com:openvswitch/ovs.git", "webscm_url": "https://github.com/openvswitch/ovs", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<e1b2dbe246d2ecadf39b076ee7e3d059c94ef5f2.1631094144.git.grive@u256.net>", "list_archive_url": null, "date": "2021-09-08T09:47:32", "name": "[ovs-dev,v5,08/27] dpif-netdev: Rename offload thread structure", "commit_ref": "e4543c7b1756b0e4d1a3f5f54fd85644322e50ef", "pull_url": null, "state": "accepted", "archived": false, "hash": "aba8b6faef7a93eda42f0d274c42d443148d9e8b", "submitter": { "id": 78795, "url": "http://patchwork.ozlabs.org/api/people/78795/?format=api", "name": "Gaetan Rivet", "email": "grive@u256.net" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/openvswitch/patch/e1b2dbe246d2ecadf39b076ee7e3d059c94ef5f2.1631094144.git.grive@u256.net/mbox/", "series": [ { "id": 261424, "url": "http://patchwork.ozlabs.org/api/series/261424/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/list/?series=261424", "date": "2021-09-08T09:47:24", "name": "dpif-netdev: Parallel offload processing", "version": 5, "mbox": "http://patchwork.ozlabs.org/series/261424/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1525716/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/1525716/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<ovs-dev-bounces@openvswitch.org>", "X-Original-To": [ 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gggruggvucftvghtrhhoucdtuddrgedvtddrudefjedgudekucetufdoteggodetrfdotf\n fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen\n uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne\n cujfgurhephffvufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpefirggvthgr\n nhcutfhivhgvthcuoehgrhhivhgvsehuvdehiedrnhgvtheqnecuggftrfgrthhtvghrnh\n ephefgveffkeetheetfeeifedvheelfeejfeehveduteejhfekuedtkeeiuedvteehnecu\n vehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepghhrihhvvg\n esuhdvheeirdhnvght", "X-ME-Proxy": "<xmx:3YY4YWPiIC2Sr5295eWAm3QI234CSr7_z2R8sMXsuttKREDuUlOWqw>\n <xmx:3YY4YX8a7YtCi1QQaJ9l2SKMNzgQbrVsMYPS-oVbHHbsnZN-WkP6pw>\n <xmx:3YY4YWX-vKlL0wRxRvMM-pWHDnkRwdProg4c7b2UtV27m0zXSUqxTA>\n <xmx:3YY4YRm3fo5K05VsL2cDw9A1-AYW-ntcNhb9yAo-9XGm3Y_gVKcT0Q>", "From": "Gaetan Rivet <grive@u256.net>", "To": "ovs-dev@openvswitch.org", "Date": "Wed, 8 Sep 2021 11:47:32 +0200", "Message-Id": "\n <e1b2dbe246d2ecadf39b076ee7e3d059c94ef5f2.1631094144.git.grive@u256.net>", "X-Mailer": "git-send-email 2.31.1", "In-Reply-To": "<cover.1631094144.git.grive@u256.net>", "References": "<cover.1631094144.git.grive@u256.net>", "MIME-Version": "1.0", "Cc": "Eli Britstein <elibr@nvidia.com>,\n Maxime Coquelin <maxime.coquelin@redhat.com>", "Subject": "[ovs-dev] [PATCH v5 08/27] dpif-netdev: Rename offload thread\n\tstructure", "X-BeenThere": "ovs-dev@openvswitch.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "<ovs-dev.openvswitch.org>", "List-Unsubscribe": "<https://mail.openvswitch.org/mailman/options/ovs-dev>,\n <mailto:ovs-dev-request@openvswitch.org?subject=unsubscribe>", "List-Archive": "<http://mail.openvswitch.org/pipermail/ovs-dev/>", "List-Post": "<mailto:ovs-dev@openvswitch.org>", "List-Help": "<mailto:ovs-dev-request@openvswitch.org?subject=help>", "List-Subscribe": "<https://mail.openvswitch.org/mailman/listinfo/ovs-dev>,\n <mailto:ovs-dev-request@openvswitch.org?subject=subscribe>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "ovs-dev-bounces@openvswitch.org", "Sender": "\"dev\" <ovs-dev-bounces@openvswitch.org>" }, "content": "The offload management in userspace is done through a separate thread.\nThe naming of the structure holding the objects used for synchronization\nwith the dataplane is generic and nondescript.\n\nClarify the object function by renaming it.\n\nSigned-off-by: Gaetan Rivet <grive@u256.net>\nReviewed-by: Eli Britstein <elibr@nvidia.com>\nReviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>\n---\n lib/dpif-netdev.c | 52 +++++++++++++++++++++++------------------------\n 1 file changed, 26 insertions(+), 26 deletions(-)", "diff": "diff --git a/lib/dpif-netdev.c b/lib/dpif-netdev.c\nindex a36ff9456..36d6a5962 100644\n--- a/lib/dpif-netdev.c\n+++ b/lib/dpif-netdev.c\n@@ -337,7 +337,7 @@ enum {\n DP_NETDEV_FLOW_OFFLOAD_OP_DEL,\n };\n \n-struct dp_flow_offload_item {\n+struct dp_offload_thread_item {\n struct dp_netdev_pmd_thread *pmd;\n struct dp_netdev_flow *flow;\n int op;\n@@ -349,15 +349,15 @@ struct dp_flow_offload_item {\n struct ovs_list node;\n };\n \n-struct dp_flow_offload {\n+struct dp_offload_thread {\n struct ovs_mutex mutex;\n struct ovs_list list;\n pthread_cond_t cond;\n };\n \n-static struct dp_flow_offload dp_flow_offload = {\n+static struct dp_offload_thread dp_offload_thread = {\n .mutex = OVS_MUTEX_INITIALIZER,\n- .list = OVS_LIST_INITIALIZER(&dp_flow_offload.list),\n+ .list = OVS_LIST_INITIALIZER(&dp_offload_thread.list),\n };\n \n static struct ovsthread_once offload_thread_once\n@@ -2518,12 +2518,12 @@ mark_to_flow_find(const struct dp_netdev_pmd_thread *pmd,\n return NULL;\n }\n \n-static struct dp_flow_offload_item *\n+static struct dp_offload_thread_item *\n dp_netdev_alloc_flow_offload(struct dp_netdev_pmd_thread *pmd,\n struct dp_netdev_flow *flow,\n int op)\n {\n- struct dp_flow_offload_item *offload;\n+ struct dp_offload_thread_item *offload;\n \n offload = xzalloc(sizeof(*offload));\n offload->pmd = pmd;\n@@ -2537,7 +2537,7 @@ dp_netdev_alloc_flow_offload(struct dp_netdev_pmd_thread *pmd,\n }\n \n static void\n-dp_netdev_free_flow_offload(struct dp_flow_offload_item *offload)\n+dp_netdev_free_flow_offload(struct dp_offload_thread_item *offload)\n {\n dp_netdev_pmd_unref(offload->pmd);\n dp_netdev_flow_unref(offload->flow);\n@@ -2547,16 +2547,16 @@ dp_netdev_free_flow_offload(struct dp_flow_offload_item *offload)\n }\n \n static void\n-dp_netdev_append_flow_offload(struct dp_flow_offload_item *offload)\n+dp_netdev_append_flow_offload(struct dp_offload_thread_item *offload)\n {\n- ovs_mutex_lock(&dp_flow_offload.mutex);\n- ovs_list_push_back(&dp_flow_offload.list, &offload->node);\n- xpthread_cond_signal(&dp_flow_offload.cond);\n- ovs_mutex_unlock(&dp_flow_offload.mutex);\n+ ovs_mutex_lock(&dp_offload_thread.mutex);\n+ ovs_list_push_back(&dp_offload_thread.list, &offload->node);\n+ xpthread_cond_signal(&dp_offload_thread.cond);\n+ ovs_mutex_unlock(&dp_offload_thread.mutex);\n }\n \n static int\n-dp_netdev_flow_offload_del(struct dp_flow_offload_item *offload)\n+dp_netdev_flow_offload_del(struct dp_offload_thread_item *offload)\n {\n return mark_to_flow_disassociate(offload->pmd, offload->flow);\n }\n@@ -2573,7 +2573,7 @@ dp_netdev_flow_offload_del(struct dp_flow_offload_item *offload)\n * valid, thus only item 2 needed.\n */\n static int\n-dp_netdev_flow_offload_put(struct dp_flow_offload_item *offload)\n+dp_netdev_flow_offload_put(struct dp_offload_thread_item *offload)\n {\n struct dp_netdev_pmd_thread *pmd = offload->pmd;\n struct dp_netdev_flow *flow = offload->flow;\n@@ -2654,22 +2654,22 @@ err_free:\n static void *\n dp_netdev_flow_offload_main(void *data OVS_UNUSED)\n {\n- struct dp_flow_offload_item *offload;\n+ struct dp_offload_thread_item *offload;\n struct ovs_list *list;\n const char *op;\n int ret;\n \n for (;;) {\n- ovs_mutex_lock(&dp_flow_offload.mutex);\n- if (ovs_list_is_empty(&dp_flow_offload.list)) {\n+ ovs_mutex_lock(&dp_offload_thread.mutex);\n+ if (ovs_list_is_empty(&dp_offload_thread.list)) {\n ovsrcu_quiesce_start();\n- ovs_mutex_cond_wait(&dp_flow_offload.cond,\n- &dp_flow_offload.mutex);\n+ ovs_mutex_cond_wait(&dp_offload_thread.cond,\n+ &dp_offload_thread.mutex);\n ovsrcu_quiesce_end();\n }\n- list = ovs_list_pop_front(&dp_flow_offload.list);\n- offload = CONTAINER_OF(list, struct dp_flow_offload_item, node);\n- ovs_mutex_unlock(&dp_flow_offload.mutex);\n+ list = ovs_list_pop_front(&dp_offload_thread.list);\n+ offload = CONTAINER_OF(list, struct dp_offload_thread_item, node);\n+ ovs_mutex_unlock(&dp_offload_thread.mutex);\n \n switch (offload->op) {\n case DP_NETDEV_FLOW_OFFLOAD_OP_ADD:\n@@ -2702,10 +2702,10 @@ static void\n queue_netdev_flow_del(struct dp_netdev_pmd_thread *pmd,\n struct dp_netdev_flow *flow)\n {\n- struct dp_flow_offload_item *offload;\n+ struct dp_offload_thread_item *offload;\n \n if (ovsthread_once_start(&offload_thread_once)) {\n- xpthread_cond_init(&dp_flow_offload.cond, NULL);\n+ xpthread_cond_init(&dp_offload_thread.cond, NULL);\n ovs_thread_create(\"hw_offload\", dp_netdev_flow_offload_main, NULL);\n ovsthread_once_done(&offload_thread_once);\n }\n@@ -2786,14 +2786,14 @@ queue_netdev_flow_put(struct dp_netdev_pmd_thread *pmd,\n const struct nlattr *actions, size_t actions_len,\n odp_port_t orig_in_port, int op)\n {\n- struct dp_flow_offload_item *offload;\n+ struct dp_offload_thread_item *offload;\n \n if (!netdev_is_flow_api_enabled()) {\n return;\n }\n \n if (ovsthread_once_start(&offload_thread_once)) {\n- xpthread_cond_init(&dp_flow_offload.cond, NULL);\n+ xpthread_cond_init(&dp_offload_thread.cond, NULL);\n ovs_thread_create(\"hw_offload\", dp_netdev_flow_offload_main, NULL);\n ovsthread_once_done(&offload_thread_once);\n }\n", "prefixes": [ "ovs-dev", "v5", "08/27" ] }