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GET /api/patches/509141/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 509141,
    "url": "http://patchwork.ozlabs.org/api/patches/509141/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1440096383-8915-2-git-send-email-anjali.singhai@intel.com/",
    "project": {
        "id": 46,
        "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api",
        "name": "Intel Wired Ethernet development",
        "link_name": "intel-wired-lan",
        "list_id": "intel-wired-lan.osuosl.org",
        "list_email": "intel-wired-lan@osuosl.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<1440096383-8915-2-git-send-email-anjali.singhai@intel.com>",
    "list_archive_url": null,
    "date": "2015-08-20T18:46:21",
    "name": "[2/4] geneve: Add geneve udp port offload for ethernet devices",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "0e65f3af8b519874468cde512716e35bfe1b80e1",
    "submitter": {
        "id": 65487,
        "url": "http://patchwork.ozlabs.org/api/people/65487/?format=api",
        "name": "Singhai, Anjali",
        "email": "anjali.singhai@intel.com"
    },
    "delegate": {
        "id": 68,
        "url": "http://patchwork.ozlabs.org/api/users/68/?format=api",
        "username": "jtkirshe",
        "first_name": "Jeff",
        "last_name": "Kirsher",
        "email": "jeffrey.t.kirsher@intel.com"
    },
    "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1440096383-8915-2-git-send-email-anjali.singhai@intel.com/mbox/",
    "series": [],
    "comments": "http://patchwork.ozlabs.org/api/patches/509141/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/509141/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<intel-wired-lan-bounces@lists.osuosl.org>",
        "X-Original-To": [
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        "Delivered-To": [
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        ],
        "Received": [
            "from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])\n\tby ozlabs.org (Postfix) with ESMTP id 97708140291\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 21 Aug 2015 04:31:08 +1000 (AEST)",
            "from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id E442C8A7B0;\n\tThu, 20 Aug 2015 18:31:07 +0000 (UTC)",
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            "from fmsmga001.fm.intel.com ([10.253.24.23])\n\tby orsmga102.jf.intel.com with ESMTP; 20 Aug 2015 11:31:06 -0700",
            "from asinghai-cp.jf.intel.com ([134.134.3.57])\n\tby fmsmga001.fm.intel.com with ESMTP; 20 Aug 2015 11:31:05 -0700"
        ],
        "X-Virus-Scanned": [
            "amavisd-new at osuosl.org",
            "amavisd-new at osuosl.org"
        ],
        "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6",
        "X-ExtLoop1": "1",
        "X-IronPort-AV": "E=Sophos;i=\"5.15,715,1432623600\"; d=\"scan'208\";a=\"772608365\"",
        "From": "Anjali Singhai Jain <anjali.singhai@intel.com>",
        "To": "intel-wired-lan@lists.osuosl.org",
        "Date": "Thu, 20 Aug 2015 11:46:21 -0700",
        "Message-Id": "<1440096383-8915-2-git-send-email-anjali.singhai@intel.com>",
        "X-Mailer": "git-send-email 1.8.1.4",
        "In-Reply-To": "<1440096383-8915-1-git-send-email-anjali.singhai@intel.com>",
        "References": "<1440096383-8915-1-git-send-email-anjali.singhai@intel.com>",
        "Subject": "[Intel-wired-lan] [PATCH 2/4] geneve: Add geneve udp port offload\n\tfor ethernet devices",
        "X-BeenThere": "intel-wired-lan@lists.osuosl.org",
        "X-Mailman-Version": "2.1.18-1",
        "Precedence": "list",
        "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.lists.osuosl.org>",
        "List-Unsubscribe": "<http://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=unsubscribe>",
        "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>",
        "List-Post": "<mailto:intel-wired-lan@lists.osuosl.org>",
        "List-Help": "<mailto:intel-wired-lan-request@lists.osuosl.org?subject=help>",
        "List-Subscribe": "<http://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=subscribe>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=\"us-ascii\"",
        "Content-Transfer-Encoding": "7bit",
        "Errors-To": "intel-wired-lan-bounces@lists.osuosl.org",
        "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@lists.osuosl.org>"
    },
    "content": "Add ndo_ops to add/del UDP ports to a device that supports geneve\noffload.\n\nv2:Added comments for new ndo_ops and minor format fix.\n\nSigned-off-by: Kiran Patil <kiran.patil@intel.com>\nSigned-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>\n---\n include/linux/netdevice.h | 20 +++++++++++++++++++-\n net/ipv4/geneve_core.c    | 22 ++++++++++++++++++++++\n 2 files changed, 41 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h\nindex f3bb290..d6f00c7 100644\n--- a/include/linux/netdevice.h\n+++ b/include/linux/netdevice.h\n@@ -1016,6 +1016,19 @@ typedef u16 (*select_queue_fallback_t)(struct net_device *dev,\n  *\taddress family that vxlan is not listening to anymore. The operation\n  *\tis protected by the vxlan_net->sock_lock.\n  *\n+ * void (*ndo_add_geneve_port)(struct net_device *dev,\n+ *\t\t\t      sa_family_t sa_family, __be16 port);\n+ *\tCalled by geneve to notiy a driver about the UDP port and socket\n+ *\taddress family that geneve is listnening to. It is called only when\n+ *\ta new port starts listening. The operation is protected by the\n+ *\tgeneve_net->sock_lock.\n+ *\n+ * void (*ndo_del_geneve_port)(struct net_device *dev,\n+ *\t\t\t      sa_family_t sa_family, __be16 port);\n+ *\tCalled by geneve to notify the driver about a UDP port and socket\n+ *\taddress family that geneve is not listening to anymore. The operation\n+ *\tis protected by the geneve_net->sock_lock.\n+ *\n  * void* (*ndo_dfwd_add_station)(struct net_device *pdev,\n  *\t\t\t\t struct net_device *dev)\n  *\tCalled by upper layer devices to accelerate switching or other\n@@ -1210,7 +1223,12 @@ struct net_device_ops {\n \tvoid\t\t\t(*ndo_del_vxlan_port)(struct  net_device *dev,\n \t\t\t\t\t\t      sa_family_t sa_family,\n \t\t\t\t\t\t      __be16 port);\n-\n+\tvoid\t\t\t(*ndo_add_geneve_port)(struct net_device *dev,\n+\t\t\t\t\t\t      sa_family_t sa_family,\n+\t\t\t\t\t\t      __be16 port);\n+\tvoid\t\t\t(*ndo_del_geneve_port)(struct net_device *dev,\n+\t\t\t\t\t\t      sa_family_t sa_family,\n+\t\t\t\t\t\t      __be16 port);\n \tvoid*\t\t\t(*ndo_dfwd_add_station)(struct net_device *pdev,\n \t\t\t\t\t\t\tstruct net_device *dev);\n \tvoid\t\t\t(*ndo_dfwd_del_station)(struct net_device *pdev,\ndiff --git a/net/ipv4/geneve_core.c b/net/ipv4/geneve_core.c\nindex 311a4ba..9ea9082 100644\n--- a/net/ipv4/geneve_core.c\n+++ b/net/ipv4/geneve_core.c\n@@ -234,8 +234,11 @@ static int geneve_gro_complete(struct sk_buff *skb, int nhoff,\n \n static void geneve_notify_add_rx_port(struct geneve_sock *gs)\n {\n+\tstruct net_device *dev;\n \tstruct sock *sk = gs->sock->sk;\n+\tstruct net *net = sock_net(sk);\n \tsa_family_t sa_family = sk->sk_family;\n+\t__be16 port = inet_sk(sk)->inet_sport;\n \tint err;\n \n \tif (sa_family == AF_INET) {\n@@ -244,12 +247,31 @@ static void geneve_notify_add_rx_port(struct geneve_sock *gs)\n \t\t\tpr_warn(\"geneve: udp_add_offload failed with status %d\\n\",\n \t\t\t\terr);\n \t}\n+\n+\trcu_read_lock();\n+\tfor_each_netdev_rcu(net, dev) {\n+\t\tif (dev->netdev_ops->ndo_add_geneve_port)\n+\t\t\tdev->netdev_ops->ndo_add_geneve_port(dev, sa_family,\n+\t\t\t\t\t\t\t     port);\n+\t}\n+\trcu_read_unlock();\n }\n \n static void geneve_notify_del_rx_port(struct geneve_sock *gs)\n {\n+\tstruct net_device *dev;\n \tstruct sock *sk = gs->sock->sk;\n+\tstruct net *net = sock_net(sk);\n \tsa_family_t sa_family = sk->sk_family;\n+\t__be16 port = inet_sk(sk)->inet_sport;\n+\n+\trcu_read_lock();\n+\tfor_each_netdev_rcu(net, dev) {\n+\t\tif (dev->netdev_ops->ndo_del_geneve_port)\n+\t\t\tdev->netdev_ops->ndo_del_geneve_port(dev, sa_family,\n+\t\t\t\t\t\t\t     port);\n+\t}\n+\trcu_read_unlock();\n \n \tif (sa_family == AF_INET)\n \t\tudp_del_offload(&gs->udp_offloads);\n",
    "prefixes": [
        "2/4"
    ]
}