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GET /api/patches/810322/?format=api
{ "id": 810322, "url": "http://patchwork.ozlabs.org/api/patches/810322/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/1504654510-31004-6-git-send-email-andrew@lunn.ch/", "project": { "id": 7, "url": "http://patchwork.ozlabs.org/api/projects/7/?format=api", "name": "Linux network development", "link_name": "netdev", "list_id": "netdev.vger.kernel.org", "list_email": "netdev@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1504654510-31004-6-git-send-email-andrew@lunn.ch>", "list_archive_url": null, "date": "2017-09-05T23:35:07", "name": "[v2,rfc,5/8] net: dsa: switch: handle host mdb add/remove", "commit_ref": null, "pull_url": null, "state": "rfc", "archived": true, "hash": "d51b6697e0dcf3d58825ce9d5364fe4ce576a0f1", "submitter": { "id": 13608, "url": "http://patchwork.ozlabs.org/api/people/13608/?format=api", "name": "Andrew Lunn", "email": "andrew@lunn.ch" }, "delegate": { "id": 34, "url": "http://patchwork.ozlabs.org/api/users/34/?format=api", "username": "davem", "first_name": "David", "last_name": "Miller", "email": "davem@davemloft.net" }, "mbox": "http://patchwork.ozlabs.org/project/netdev/patch/1504654510-31004-6-git-send-email-andrew@lunn.ch/mbox/", "series": [ { "id": 1666, "url": "http://patchwork.ozlabs.org/api/series/1666/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=1666", "date": "2017-09-05T23:35:04", "name": "IGMP snooping for local traffic", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/1666/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/810322/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/810322/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<netdev-owner@vger.kernel.org>", "X-Original-To": "patchwork-incoming@ozlabs.org", "Delivered-To": "patchwork-incoming@ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xn35K6z4Qz9s7h\n\tfor <patchwork-incoming@ozlabs.org>;\n\tWed, 6 Sep 2017 09:36:37 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1754009AbdIEXgg (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tTue, 5 Sep 2017 19:36:36 -0400", "from vps0.lunn.ch ([178.209.37.122]:58206 \"EHLO vps0.lunn.ch\"\n\trhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP\n\tid S1753545AbdIEXgf (ORCPT <rfc822;netdev@vger.kernel.org>);\n\tTue, 5 Sep 2017 19:36:35 -0400", "from andrew by vps0.lunn.ch with local (Exim 4.84_2)\n\t(envelope-from <andrew@lunn.ch>)\n\tid 1dpNNG-000852-IV; Wed, 06 Sep 2017 01:35:18 +0200" ], "From": "Andrew Lunn <andrew@lunn.ch>", "To": "netdev <netdev@vger.kernel.org>", "Cc": "jiri@resnulli.us, nikolay@cumulusnetworks.com,\n\tFlorian Fainelli <f.fainelli@gmail.com>,\n\tVivien Didelot <vivien.didelot@savoirfairelinux.com>,\n\tAndrew Lunn <andrew@lunn.ch>", "Subject": "[PATCH v2 rfc 5/8] net: dsa: switch: handle host mdb add/remove", "Date": "Wed, 6 Sep 2017 01:35:07 +0200", "Message-Id": "<1504654510-31004-6-git-send-email-andrew@lunn.ch>", "X-Mailer": "git-send-email 2.1.4", "In-Reply-To": "<1504654510-31004-1-git-send-email-andrew@lunn.ch>", "References": "<1504654510-31004-1-git-send-email-andrew@lunn.ch>", "Sender": "netdev-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<netdev.vger.kernel.org>", "X-Mailing-List": "netdev@vger.kernel.org" }, "content": "When receiving notifications of the host mdb add/remove, add/remove an\nmdb to the CPU port, so that traffic flows from a port to the CPU port\nand hence to the host.\n\nSigned-off-by: Andrew Lunn <andrew@lunn.ch>\n---\n net/dsa/switch.c | 72 ++++++++++++++++++++++++++++++++++++++++++++++----------\n 1 file changed, 60 insertions(+), 12 deletions(-)", "diff": "diff --git a/net/dsa/switch.c b/net/dsa/switch.c\nindex e6c06aa349a6..326680039c52 100644\n--- a/net/dsa/switch.c\n+++ b/net/dsa/switch.c\n@@ -108,22 +108,14 @@ static int dsa_switch_fdb_del(struct dsa_switch *ds,\n \t\t\t\t info->vid);\n }\n \n-static int dsa_switch_mdb_add(struct dsa_switch *ds,\n-\t\t\t struct dsa_notifier_mdb_info *info)\n+static int dsa_switch_mdb_add_bitmap(struct dsa_switch *ds,\n+\t\t\t\t struct dsa_notifier_mdb_info *info,\n+\t\t\t\t const struct switchdev_obj_port_mdb *mdb,\n+\t\t\t\t unsigned long *group)\n {\n-\tconst struct switchdev_obj_port_mdb *mdb = info->mdb;\n \tstruct switchdev_trans *trans = info->trans;\n-\tDECLARE_BITMAP(group, ds->num_ports);\n \tint port, err;\n \n-\t/* Build a mask of Multicast group members */\n-\tbitmap_zero(group, ds->num_ports);\n-\tif (ds->index == info->sw_index)\n-\t\tset_bit(info->port, group);\n-\tfor (port = 0; port < ds->num_ports; port++)\n-\t\tif (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))\n-\t\t\tset_bit(port, group);\n-\n \tif (switchdev_trans_ph_prepare(trans)) {\n \t\tif (!ds->ops->port_mdb_prepare || !ds->ops->port_mdb_add)\n \t\t\treturn -EOPNOTSUPP;\n@@ -141,6 +133,40 @@ static int dsa_switch_mdb_add(struct dsa_switch *ds,\n \treturn 0;\n }\n \n+static int dsa_switch_mdb_add(struct dsa_switch *ds,\n+\t\t\t struct dsa_notifier_mdb_info *info)\n+{\n+\tconst struct switchdev_obj_port_mdb *mdb = info->mdb;\n+\tDECLARE_BITMAP(group, ds->num_ports);\n+\tint port;\n+\n+\t/* Build a mask of Multicast group members */\n+\tbitmap_zero(group, ds->num_ports);\n+\tif (ds->index == info->sw_index)\n+\t\tset_bit(info->port, group);\n+\tfor (port = 0; port < ds->num_ports; port++)\n+\t\tif (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))\n+\t\t\tset_bit(port, group);\n+\n+\treturn dsa_switch_mdb_add_bitmap(ds, info, mdb, group);\n+}\n+\n+static int dsa_switch_host_mdb_add(struct dsa_switch *ds,\n+\t\t\t\t struct dsa_notifier_mdb_info *info)\n+{\n+\tconst struct switchdev_obj_port_mdb *mdb = info->mdb;\n+\tDECLARE_BITMAP(group, ds->num_ports);\n+\tint port;\n+\n+\t/* Build a mask of Multicast group members */\n+\tbitmap_zero(group, ds->num_ports);\n+\tfor (port = 0; port < ds->num_ports; port++)\n+\t\tif (dsa_is_cpu_port(ds, port))\n+\t\t\tset_bit(port, group);\n+\n+\treturn dsa_switch_mdb_add_bitmap(ds, info, mdb, group);\n+}\n+\n static int dsa_switch_mdb_del(struct dsa_switch *ds,\n \t\t\t struct dsa_notifier_mdb_info *info)\n {\n@@ -155,6 +181,22 @@ static int dsa_switch_mdb_del(struct dsa_switch *ds,\n \treturn 0;\n }\n \n+static int dsa_switch_host_mdb_del(struct dsa_switch *ds,\n+\t\t\t\t struct dsa_notifier_mdb_info *info)\n+{\n+\tconst struct switchdev_obj_port_mdb *mdb = info->mdb;\n+\tint port;\n+\n+\tif (!ds->ops->port_mdb_del)\n+\t\treturn -EOPNOTSUPP;\n+\n+\tfor (port = 0; port < ds->num_ports; port++)\n+\t\tif (dsa_is_cpu_port(ds, port))\n+\t\t\tds->ops->port_mdb_del(ds, port, mdb);\n+\n+\treturn 0;\n+}\n+\n static int dsa_switch_vlan_add(struct dsa_switch *ds,\n \t\t\t struct dsa_notifier_vlan_info *info)\n {\n@@ -230,6 +272,12 @@ static int dsa_switch_event(struct notifier_block *nb,\n \tcase DSA_NOTIFIER_MDB_DEL:\n \t\terr = dsa_switch_mdb_del(ds, info);\n \t\tbreak;\n+\tcase DSA_NOTIFIER_HOST_MDB_ADD:\n+\t\terr = dsa_switch_host_mdb_add(ds, info);\n+\t\tbreak;\n+\tcase DSA_NOTIFIER_HOST_MDB_DEL:\n+\t\terr = dsa_switch_host_mdb_del(ds, info);\n+\t\tbreak;\n \tcase DSA_NOTIFIER_VLAN_ADD:\n \t\terr = dsa_switch_vlan_add(ds, info);\n \t\tbreak;\n", "prefixes": [ "v2", "rfc", "5/8" ] }