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GET /api/patches/806737/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 806737,
    "url": "http://patchwork.ozlabs.org/api/patches/806737/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/20170828191748.19492-7-vivien.didelot@savoirfairelinux.com/",
    "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": "<20170828191748.19492-7-vivien.didelot@savoirfairelinux.com>",
    "list_archive_url": null,
    "date": "2017-08-28T19:17:44",
    "name": "[net-next,v2,06/10] net: dsa: debugfs: add port fdb",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": true,
    "hash": "41121ee3113f84f81ee3fb46dd27b872414afb4e",
    "submitter": {
        "id": 15889,
        "url": "http://patchwork.ozlabs.org/api/people/15889/?format=api",
        "name": "Vivien Didelot",
        "email": "vivien.didelot@savoirfairelinux.com"
    },
    "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/20170828191748.19492-7-vivien.didelot@savoirfairelinux.com/mbox/",
    "series": [
        {
            "id": 246,
            "url": "http://patchwork.ozlabs.org/api/series/246/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=246",
            "date": "2017-08-28T19:17:41",
            "name": "net: dsa: add generic debugfs interface",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/246/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/806737/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/806737/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 3xh1yf5Nnzz9s7M\n\tfor <patchwork-incoming@ozlabs.org>;\n\tTue, 29 Aug 2017 05:28:23 +1000 (AEST)",
            "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751581AbdH1TVr (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tMon, 28 Aug 2017 15:21:47 -0400",
            "from mail.savoirfairelinux.com ([208.88.110.44]:36378 \"EHLO\n\tmail.savoirfairelinux.com\" rhost-flags-OK-OK-OK-OK) by\n\tvger.kernel.org with ESMTP id S1751236AbdH1TVk (ORCPT\n\t<rfc822;netdev@vger.kernel.org>); Mon, 28 Aug 2017 15:21:40 -0400",
            "from localhost (localhost [127.0.0.1])\n\tby mail.savoirfairelinux.com (Postfix) with ESMTP id 7702E9C24B3;\n\tMon, 28 Aug 2017 15:21:39 -0400 (EDT)",
            "from mail.savoirfairelinux.com ([127.0.0.1])\n\tby localhost (mail.savoirfairelinux.com [127.0.0.1]) (amavisd-new,\n\tport 10032)\n\twith ESMTP id iIjGueVMOWz5; Mon, 28 Aug 2017 15:21:38 -0400 (EDT)",
            "from localhost (localhost [127.0.0.1])\n\tby mail.savoirfairelinux.com (Postfix) with ESMTP id 1FB5C9C1C7E;\n\tMon, 28 Aug 2017 15:21:38 -0400 (EDT)",
            "from mail.savoirfairelinux.com ([127.0.0.1])\n\tby localhost (mail.savoirfairelinux.com [127.0.0.1]) (amavisd-new,\n\tport 10026)\n\twith ESMTP id whiKpMmC1NwW; Mon, 28 Aug 2017 15:21:37 -0400 (EDT)",
            "from weeman.mtl.sfl (unknown [192.168.50.91])\n\tby mail.savoirfairelinux.com (Postfix) with ESMTPSA id A9F439C23C0;\n\tMon, 28 Aug 2017 15:21:37 -0400 (EDT)"
        ],
        "X-Virus-Scanned": "amavisd-new at mail.savoirfairelinux.com",
        "From": "Vivien Didelot <vivien.didelot@savoirfairelinux.com>",
        "To": "netdev@vger.kernel.org",
        "Cc": "linux-kernel@vger.kernel.org, kernel@savoirfairelinux.com,\n\t\"David S. Miller\" <davem@davemloft.net>,\n\tFlorian Fainelli <f.fainelli@gmail.com>, Andrew Lunn <andrew@lunn.ch>,\n\tEgil Hjelmeland <privat@egil-hjelmeland.no>,\n\tJohn Crispin <john@phrozen.org>, Woojung Huh <Woojung.Huh@microchip.com>,\n\tSean Wang <sean.wang@mediatek.com>,\n\tNikita Yushchenko <nikita.yoush@cogentembedded.com>,\n\tChris Healy <cphealy@gmail.com>,\n\tVivien Didelot <vivien.didelot@savoirfairelinux.com>",
        "Subject": "[PATCH net-next v2 06/10] net: dsa: debugfs: add port fdb",
        "Date": "Mon, 28 Aug 2017 15:17:44 -0400",
        "Message-Id": "<20170828191748.19492-7-vivien.didelot@savoirfairelinux.com>",
        "X-Mailer": "git-send-email 2.14.1",
        "In-Reply-To": "<20170828191748.19492-1-vivien.didelot@savoirfairelinux.com>",
        "References": "<20170828191748.19492-1-vivien.didelot@savoirfairelinux.com>",
        "Sender": "netdev-owner@vger.kernel.org",
        "Precedence": "bulk",
        "List-ID": "<netdev.vger.kernel.org>",
        "X-Mailing-List": "netdev@vger.kernel.org"
    },
    "content": "Add a debug filesystem \"fdb\" entry to query a port's hardware FDB\nentries through the .port_fdb_dump switch operation.\n\nThis is really convenient to query directly the hardware or inspect DSA\nor CPU links, since these ports are not exposed to userspace.\n\n    # cat port1/fdb\n    vid 0  12:34:56:78:90:ab  unicast  static\n\nSigned-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>\nReviewed-by: Florian Fainelli <f.fainelli@gmail.com>\nReviewed-by: Andrew Lunn <andrew@lunn.ch>\n---\n net/dsa/debugfs.c | 31 +++++++++++++++++++++++++++++++\n 1 file changed, 31 insertions(+)",
    "diff": "diff --git a/net/dsa/debugfs.c b/net/dsa/debugfs.c\nindex 7b299c9d9892..59c09a67bc23 100644\n--- a/net/dsa/debugfs.c\n+++ b/net/dsa/debugfs.c\n@@ -10,6 +10,7 @@\n  */\n \n #include <linux/debugfs.h>\n+#include <linux/etherdevice.h>\n #include <linux/seq_file.h>\n \n #include \"dsa_priv.h\"\n@@ -109,6 +110,31 @@ static int dsa_debugfs_create_file(struct dsa_switch *ds, struct dentry *dir,\n \treturn 0;\n }\n \n+static int dsa_debugfs_fdb_dump_cb(const unsigned char *addr, u16 vid,\n+\t\t\t\t   bool is_static, void *data)\n+{\n+\tstruct seq_file *seq = data;\n+\n+\tseq_printf(seq, \"vid %d  %pM  %s  %s\\n\", vid, addr,\n+\t\t   is_unicast_ether_addr(addr) ? \"unicast\" : \"multicast\",\n+\t\t   is_static ? \"static\" : \"dynamic\");\n+\n+\treturn 0;\n+}\n+\n+static int dsa_debugfs_fdb_read(struct dsa_switch *ds, int id,\n+\t\t\t\tstruct seq_file *seq)\n+{\n+\tif (!ds->ops->port_fdb_dump)\n+\t\treturn -EOPNOTSUPP;\n+\n+\treturn ds->ops->port_fdb_dump(ds, id, dsa_debugfs_fdb_dump_cb, seq);\n+}\n+\n+static const struct dsa_debugfs_ops dsa_debugfs_fdb_ops = {\n+\t.read = dsa_debugfs_fdb_read,\n+};\n+\n static void dsa_debugfs_regs_read_count(struct dsa_switch *ds, int id,\n \t\t\t\t\tstruct seq_file *seq, int count)\n {\n@@ -222,6 +248,11 @@ static int dsa_debugfs_create_port(struct dsa_switch *ds, int port)\n \tif (IS_ERR_OR_NULL(dir))\n \t\treturn -EFAULT;\n \n+\terr = dsa_debugfs_create_file(ds, dir, \"fdb\", port,\n+\t\t\t\t      &dsa_debugfs_fdb_ops);\n+\tif (err)\n+\t\treturn err;\n+\n \terr = dsa_debugfs_create_file(ds, dir, \"regs\", port,\n \t\t\t\t      &dsa_debugfs_regs_ops);\n \tif (err)\n",
    "prefixes": [
        "net-next",
        "v2",
        "06/10"
    ]
}