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GET /api/patches/813034/?format=api
{ "id": 813034, "url": "http://patchwork.ozlabs.org/api/patches/813034/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/patch/1505245749-3402-6-git-send-email-azhou@ovn.org/", "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": "<1505245749-3402-6-git-send-email-azhou@ovn.org>", "list_archive_url": null, "date": "2017-09-12T19:49:08", "name": "[ovs-dev,merge,native,tunneling,and,port,6/7] ofproto-dpif-xlate: Rename apply_nested_clone_actions()", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "ea2c1cc5fb0154c6ac726db45080f6396464b773", "submitter": { "id": 67699, "url": "http://patchwork.ozlabs.org/api/people/67699/?format=api", "name": "Andy Zhou", "email": "azhou@ovn.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/openvswitch/patch/1505245749-3402-6-git-send-email-azhou@ovn.org/mbox/", "series": [ { "id": 2760, "url": "http://patchwork.ozlabs.org/api/series/2760/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/list/?series=2760", "date": "2017-09-12T19:49:03", "name": "[ovs-dev,merge,native,tunneling,and,port,1/7] ofproto-dpif: Unfreeze within clone", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/2760/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/813034/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/813034/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<ovs-dev-bounces@openvswitch.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "dev@openvswitch.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "ovs-dev@mail.linuxfoundation.org" ], "Authentication-Results": "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=openvswitch.org\n\t(client-ip=140.211.169.12; 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\n\tTue, 12 Sep 2017 12:50:02 -0700 (PDT)", "From": "Andy Zhou <azhou@ovn.org>", "To": "dev@openvswitch.org", "Date": "Tue, 12 Sep 2017 12:49:08 -0700", "Message-Id": "<1505245749-3402-6-git-send-email-azhou@ovn.org>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1505245749-3402-1-git-send-email-azhou@ovn.org>", "References": "<1505245749-3402-1-git-send-email-azhou@ovn.org>", "X-Spam-Status": "No, score=0.5 required=5.0 tests=FREEMAIL_FROM,\n\tRCVD_IN_DNSWL_NONE,\n\tRCVD_IN_SORBS_SPAM autolearn=disabled version=3.3.1", "X-Spam-Checker-Version": "SpamAssassin 3.3.1 (2010-03-16) on\n\tsmtp1.linux-foundation.org", "Subject": "[ovs-dev] [merge native tunneling and patch port 6/7]\n\tofproto-dpif-xlate: Rename apply_nested_clone_actions()", "X-BeenThere": "ovs-dev@openvswitch.org", "X-Mailman-Version": "2.1.12", "Precedence": "list", "List-Id": "<ovs-dev.openvswitch.org>", "List-Unsubscribe": "<https://mail.openvswitch.org/mailman/options/ovs-dev>,\n\t<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\t<mailto:ovs-dev-request@openvswitch.org?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Sender": "ovs-dev-bounces@openvswitch.org", "Errors-To": "ovs-dev-bounces@openvswitch.org" }, "content": "To patch_port_output(). The original function name does not make\nmuch sense.\n\nSigned-off-by: Andy Zhou <azhou@ovn.org>\n---\n ofproto/ofproto-dpif-xlate.c | 33 +++++++++++++++++----------------\n 1 file changed, 17 insertions(+), 16 deletions(-)", "diff": "diff --git a/ofproto/ofproto-dpif-xlate.c b/ofproto/ofproto-dpif-xlate.c\nindex 81853c29afbf..94aa071a37cd 100644\n--- a/ofproto/ofproto-dpif-xlate.c\n+++ b/ofproto/ofproto-dpif-xlate.c\n@@ -432,8 +432,8 @@ static void xlate_action_set(struct xlate_ctx *ctx);\n static void xlate_commit_actions(struct xlate_ctx *ctx);\n \n static void\n-apply_nested_clone_actions(struct xlate_ctx *ctx, const struct xport *in_dev,\n- struct xport *out_dev);\n+patch_port_output(struct xlate_ctx *ctx, const struct xport *in_dev,\n+ struct xport *out_dev);\n \n static void\n ctx_trigger_freeze(struct xlate_ctx *ctx)\n@@ -3317,7 +3317,7 @@ validate_and_combine_post_tnl_actions(struct xlate_ctx *ctx,\n entry->tunnel_hdr.hdr_size = tnl_push_data.header_len;\n entry->tunnel_hdr.operation = ADD;\n \n- apply_nested_clone_actions(ctx, xport, out_dev);\n+ patch_port_output(ctx, xport, out_dev);\n nested_act_flag = is_tunnel_actions_clone_ready(ctx);\n \n if (nested_act_flag) {\n@@ -3509,21 +3509,22 @@ xlate_flow_is_protected(const struct xlate_ctx *ctx, const struct flow *flow, co\n xport_in->xbundle->protected && xport_out->xbundle->protected);\n }\n \n-/* Function to combine actions from following device/port with the current\n- * device actions in openflow pipeline. Mainly used for the translation of\n- * patch/tunnel port output actions. It pushes the openflow state into a stack\n- * first, clear out to execute the packet through the device and finally pop\n- * the openflow state back from the stack. This is equivalent to cloning\n- * a packet in translation for the duration of execution.\n+/* Function handles when a packet is sent from one bridge to another bridge.\n *\n- * On output to a patch port, the output action will be replaced with set of\n- * nested actions on the peer patch port.\n- * Similarly on output to a tunnel port, the post nested actions on\n- * tunnel are chained up with the tunnel-push action.\n+ * The bridges are internally connected, either with patch ports or with\n+ * tunnel ports.\n+ *\n+ * The output action to another bridge causes translation to continue within\n+ * the next bridge. This process can be recursive; the next bridge can\n+ * output yet to another bridge.\n+ *\n+ * The translated actions from the second bridge onwards are enclosed within\n+ * the clone action, so that any modification to the packet will not be visible\n+ * to the remaining actions of the originating bridge.\n */\n static void\n-apply_nested_clone_actions(struct xlate_ctx *ctx, const struct xport *in_dev,\n- struct xport *out_dev)\n+patch_port_output(struct xlate_ctx *ctx, const struct xport *in_dev,\n+ struct xport *out_dev)\n {\n struct flow *flow = &ctx->xin->flow;\n struct flow old_flow = ctx->xin->flow;\n@@ -3760,7 +3761,7 @@ compose_output_action__(struct xlate_ctx *ctx, ofp_port_t ofp_port,\n }\n \n if (xport->peer) {\n- apply_nested_clone_actions(ctx, xport, xport->peer);\n+ patch_port_output(ctx, xport, xport->peer);\n return;\n }\n \n", "prefixes": [ "ovs-dev", "merge", "native", "tunneling", "and", "port", "6/7" ] }