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GET /api/patches/806743/?format=api
{ "id": 806743, "url": "http://patchwork.ozlabs.org/api/patches/806743/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/20170828191748.19492-9-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": "<20170828191748.19492-9-vivien.didelot@savoirfairelinux.com>", "list_archive_url": null, "date": "2017-08-28T19:17:46", "name": "[net-next,v2,08/10] net: dsa: debugfs: add port mdb", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "648051f574e2bdbad50fe3751a6d1122f6826a60", "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/20170828191748.19492-9-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/806743/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/806743/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 3xh24S4wwSz9sPk\n\tfor <patchwork-incoming@ozlabs.org>;\n\tTue, 29 Aug 2017 05:33:28 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751784AbdH1TXQ (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tMon, 28 Aug 2017 15:23:16 -0400", "from mail.savoirfairelinux.com ([208.88.110.44]:36468 \"EHLO\n\tmail.savoirfairelinux.com\" rhost-flags-OK-OK-OK-OK) by\n\tvger.kernel.org with ESMTP id S1751324AbdH1TVl (ORCPT\n\t<rfc822;netdev@vger.kernel.org>); Mon, 28 Aug 2017 15:21:41 -0400", "from localhost (localhost [127.0.0.1])\n\tby mail.savoirfairelinux.com (Postfix) with ESMTP id DDE259C276C;\n\tMon, 28 Aug 2017 15:21:40 -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 XYhLV437ErDc; Mon, 28 Aug 2017 15:21:40 -0400 (EDT)", "from localhost (localhost [127.0.0.1])\n\tby mail.savoirfairelinux.com (Postfix) with ESMTP id 39F5F9C23C0;\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 917tXOHV9Q-j; 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 C93C89C1BAC;\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 08/10] net: dsa: debugfs: add port mdb", "Date": "Mon, 28 Aug 2017 15:17:46 -0400", "Message-Id": "<20170828191748.19492-9-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 \"mdb\" entry to query a port's hardware MDB\nentries through the .port_mdb_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\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 | 19 +++++++++++++++++++\n 1 file changed, 19 insertions(+)", "diff": "diff --git a/net/dsa/debugfs.c b/net/dsa/debugfs.c\nindex 59c09a67bc23..bed8e1d5cfe1 100644\n--- a/net/dsa/debugfs.c\n+++ b/net/dsa/debugfs.c\n@@ -135,6 +135,20 @@ static const struct dsa_debugfs_ops dsa_debugfs_fdb_ops = {\n \t.read = dsa_debugfs_fdb_read,\n };\n \n+static int dsa_debugfs_mdb_read(struct dsa_switch *ds, int id,\n+\t\t\t\tstruct seq_file *seq)\n+{\n+\tif (!ds->ops->port_mdb_dump)\n+\t\treturn -EOPNOTSUPP;\n+\n+\t/* same callback as for FDB dump */\n+\treturn ds->ops->port_mdb_dump(ds, id, dsa_debugfs_fdb_dump_cb, seq);\n+}\n+\n+static const struct dsa_debugfs_ops dsa_debugfs_mdb_ops = {\n+\t.read = dsa_debugfs_mdb_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@@ -253,6 +267,11 @@ static int dsa_debugfs_create_port(struct dsa_switch *ds, int port)\n \tif (err)\n \t\treturn err;\n \n+\terr = dsa_debugfs_create_file(ds, dir, \"mdb\", port,\n+\t\t\t\t &dsa_debugfs_mdb_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", "08/10" ] }