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GET /api/1.1/patches/2221011/?format=api
{ "id": 2221011, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2221011/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/patch/20260408170613.587902-9-aconole@redhat.com/", "project": { "id": 47, "url": "http://patchwork.ozlabs.org/api/1.1/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" }, "msgid": "<20260408170613.587902-9-aconole@redhat.com>", "date": "2026-04-08T17:06:04", "name": "[ovs-dev,RFC,08/12] conntrack: Add calls to ct-offload infrastructure.", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "aad953ffead7b6ad5efbea49946db9c91d14d1fd", "submitter": { "id": 67184, "url": "http://patchwork.ozlabs.org/api/1.1/people/67184/?format=api", "name": "Aaron Conole", "email": "aconole@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/openvswitch/patch/20260408170613.587902-9-aconole@redhat.com/mbox/", "series": [ { "id": 499163, "url": "http://patchwork.ozlabs.org/api/1.1/series/499163/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/list/?series=499163", "date": "2026-04-08T17:05:56", "name": "ct-offload: Introduce a conntrack offload infrastructure.", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499163/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2221011/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/2221011/checks/", "tags": {}, "headers": { "Return-Path": "<ovs-dev-bounces@openvswitch.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "dev@openvswitch.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "ovs-dev@lists.linuxfoundation.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=ZVaMZKFj;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=openvswitch.org\n (client-ip=2605:bc80:3010::137; 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helo=lists.linuxfoundation.org;\n envelope-from=ovs-dev-bounces@openvswitch.org; receiver=<UNKNOWN> ", "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 smtp4.osuosl.org 7C0964102C", "OpenDKIM Filter v2.11.0 smtp4.osuosl.org 44EBE4100E" ], "Received-SPF": "Pass (mailfrom) identity=mailfrom; client-ip=170.10.129.124;\n helo=us-smtp-delivery-124.mimecast.com; envelope-from=aconole@redhat.com;\n receiver=<UNKNOWN>", "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp4.osuosl.org 44EBE4100E", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1775667998;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=expsvgU0zmJrqjHdwIzXa358pNB5bLBGD5z4Fn7Q1yA=;\n b=ZVaMZKFjV1SMzwPHMg6nhDE4ItvW+uU/RysI/5BtKHSsBGq7pR6B7SB88EYCyqKEDKau4g\n ujhqEZdFzkgaksqkXEXn2N+JiiB0JJPZ/hduVtAyU0uTETvWCzTcvYziQxC9zvqxbo2cac\n 6e8Zq76+7LpKEuTMnEIcaQEwZOUveUU=", "X-MC-Unique": "RvYghVTCMA2EXiBhGSDRCg-1", "X-Mimecast-MFC-AGG-ID": "RvYghVTCMA2EXiBhGSDRCg_1775667993", "To": "dev@openvswitch.org", "Date": "Wed, 8 Apr 2026 13:06:04 -0400", "Message-ID": "<20260408170613.587902-9-aconole@redhat.com>", "In-Reply-To": "<20260408170613.587902-1-aconole@redhat.com>", "References": "<20260408170613.587902-1-aconole@redhat.com>", "MIME-Version": "1.0", "X-Scanned-By": "MIMEDefang 3.4.1 on 10.30.177.4", "X-Mimecast-Spam-Score": "0", "X-Mimecast-MFC-PROC-ID": "4WHmA3RYRqJXF1sxgecI1GnuxsXh0LD6vUGV-YgnQ8E_1775667993", "X-Mimecast-Originator": "redhat.com", "Subject": "[ovs-dev] [RFC 08/12] conntrack: Add calls to ct-offload\n infrastructure.", "X-BeenThere": "ovs-dev@openvswitch.org", "X-Mailman-Version": "2.1.30", "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>", "From": "Aaron Conole via dev <ovs-dev@openvswitch.org>", "Reply-To": "Aaron Conole <aconole@redhat.com>", "Cc": "Eli Britstein <elibr@nvidia.com>, Florian Westphal <fwestpha@redhat.com>,\n Flavio Leitner <fbl@redhat.com>", "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": "This connects the offload provider infrastructure with the\nvarious places in conntrack where connection status changes\ntake place.\n\nSigned-off-by: Aaron Conole <aconole@redhat.com>\n---\n lib/conntrack.c | 79 +++++++++++++++++++++++++++++++++++++++++++++++--\n 1 file changed, 76 insertions(+), 3 deletions(-)", "diff": "diff --git a/lib/conntrack.c b/lib/conntrack.c\nindex eab65e48f2..9872d7af51 100644\n--- a/lib/conntrack.c\n+++ b/lib/conntrack.c\n@@ -27,6 +27,7 @@\n #include \"conntrack-tcp.h\"\n #include \"conntrack-tp.h\"\n #include \"coverage.h\"\n+#include \"ct-offload.h\"\n #include \"crc32c.h\"\n #include \"csum.h\"\n #include \"ct-dpif.h\"\n@@ -533,6 +534,13 @@ conn_clean(struct conntrack *ct, struct conn *conn)\n atomic_count_dec(&zl->czl.count);\n }\n \n+ struct ct_offload_ctx offload_ctx = {\n+ .conn = conn,\n+ .netdev_in = NULL,\n+ .input_port_id = ODPP_NONE,\n+ };\n+ ct_offload_conn_del(&offload_ctx);\n+\n ovsrcu_postpone(delete_conn, conn);\n atomic_count_dec(&ct->n_conn);\n }\n@@ -1396,6 +1404,31 @@ process_one(struct conntrack *ct, struct dp_packet *pkt,\n helper, alg_exp, ct_alg_ctl, tp_id);\n }\n ovs_mutex_unlock(&ct->ct_lock);\n+\n+ if (conn) {\n+ struct ct_offload_ctx offload_ctx = {\n+ .conn = conn,\n+ .netdev_in = NULL,\n+ .input_port_id = pkt->md.in_port.odp_port,\n+ };\n+ ct_offload_conn_add(&offload_ctx);\n+ }\n+ }\n+\n+ if (!create_new_conn && conn && ctx->reply &&\n+ (pkt->md.ct_state & CS_ESTABLISHED) &&\n+ ct_offload_conn_is_offloaded(conn) &&\n+ !ct_offload_conn_is_established(conn)) {\n+ /* Notify offload providers that the connection is established.\n+ * We use the reply bit to detect that the connection has\n+ * transitioned and give us the input port, which should be the\n+ * reverse direction port. */\n+ struct ct_offload_ctx offload_ctx = {\n+ .conn = conn,\n+ .netdev_in = NULL,\n+ .input_port_id = pkt->md.in_port.odp_port,\n+ };\n+ ct_offload_conn_established(&offload_ctx);\n }\n \n write_ct_md(pkt, zone, conn, &ctx->key, alg_exp);\n@@ -1541,19 +1574,59 @@ ct_sweep(struct conntrack *ct, struct rculist *list, long long now,\n size_t *cleaned_count)\n OVS_NO_THREAD_SAFETY_ANALYSIS\n {\n+ struct ct_offload_op_batch batch;\n+ struct ct_offload_op *op;\n+\n struct conn *conn;\n size_t cleaned = 0;\n size_t count = 0;\n \n+\n+ ct_offload_op_batch_init(&batch);\n+\n RCULIST_FOR_EACH (conn, node, list) {\n if (conn_expired(conn, now)) {\n- conn_clean(ct, conn);\n- cleaned++;\n+ if (!ct_offload_conn_is_offloaded(conn)) {\n+ conn_clean(ct, conn);\n+ cleaned++;\n+ } else {\n+ struct ct_offload_ctx offload_ctx = {\n+ .conn = conn,\n+ .netdev_in = NULL,\n+ .input_port_id = ODPP_NONE,\n+ };\n+\n+ ct_offload_op_batch_add(&batch, CT_OFFLOAD_OP_UPD,\n+ &offload_ctx);\n+ }\n }\n-\n count++;\n }\n \n+ /* Run the batch. */\n+ ct_offload_op_batch_submit(&batch);\n+\n+ CT_OFFLOAD_BATCH_OP_FOR_EACH (idx, op, &batch) {\n+ struct conn *c = CONST_CAST(struct conn *, op->ctx.conn);\n+\n+ if (op->error) {\n+ conn_clean(ct, c);\n+ cleaned++;\n+ } else {\n+ /* Extend expiration by one sweep interval from now so the\n+ * connection survives until the next pass. */\n+ long long new_exp = now + conntrack_get_sweep_interval(ct);\n+ long long cur;\n+\n+ atomic_read_relaxed(&c->expiration, &cur);\n+ if (new_exp > cur) {\n+ atomic_store_relaxed(&c->expiration, new_exp);\n+ }\n+ }\n+ }\n+\n+ ct_offload_op_batch_destroy(&batch);\n+\n if (cleaned_count) {\n *cleaned_count = cleaned;\n }\n", "prefixes": [ "ovs-dev", "RFC", "08/12" ] }