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emacs 28.1 From: Petr Machata To: Nikolay Aleksandrov CC: Petr Machata , , , , Ido Schimmel Subject: Re: [PATCH iproute2-next 3/3] man: man8: bridge: Describe mcast_max_groups Date: Tue, 7 Feb 2023 10:49:32 +0100 In-Reply-To: <0b6635f8-1b5a-80ec-8cc8-5b463d963d2c@blackwall.org> Message-ID: <87sffhdcsm.fsf@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.126.230.37] X-ClientProxiedBy: rnnvmail202.nvidia.com (10.129.68.7) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT048:EE_|BY5PR12MB4259:EE_ X-MS-Office365-Filtering-Correlation-Id: 9e2bf766-a20d-4f5c-cade-08db08f0d15e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230025)(4636009)(396003)(39860400002)(376002)(346002)(136003)(451199018)(36840700001)(46966006)(36756003)(41300700001)(316002)(54906003)(6666004)(107886003)(478600001)(5660300002)(53546011)(2906002)(6916009)(8936002)(4326008)(70586007)(70206006)(8676002)(36860700001)(26005)(356005)(82740400003)(7636003)(83380400001)(40480700001)(86362001)(426003)(16526019)(66574015)(186003)(2616005)(336012)(47076005)(82310400005);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Feb 2023 09:50:59.9787 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 9e2bf766-a20d-4f5c-cade-08db08f0d15e X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT048.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4259 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Nikolay Aleksandrov writes: > On 2/6/23 19:50, Petr Machata wrote: >> Add documentation for per-port and port-port-vlan option mcast_max_groups. >> Signed-off-by: Petr Machata >> --- >> man/man8/bridge.8 | 22 ++++++++++++++++++++++ >> 1 file changed, 22 insertions(+) >> diff --git a/man/man8/bridge.8 b/man/man8/bridge.8 >> index f73e538a3536..7075eab283fa 100644 >> --- a/man/man8/bridge.8 >> +++ b/man/man8/bridge.8 >> @@ -47,6 +47,8 @@ bridge \- show / manipulate bridge addresses and devices >> .BR hwmode " { " vepa " | " veb " } ] [ " >> .BR bcast_flood " { " on " | " off " } ] [ " >> .BR mcast_flood " { " on " | " off " } ] [ " >> +.BR mcast_max_groups >> +.IR MAX_GROUPS " ] [" >> .BR mcast_router >> .IR MULTICAST_ROUTER " ] [" >> .BR mcast_to_unicast " { " on " | " off " } ] [ " >> @@ -169,6 +171,8 @@ bridge \- show / manipulate bridge addresses and devices >> .IR VID " [ " >> .B state >> .IR STP_STATE " ] [ " >> +.B mcast_max_groups >> +.IR MAX_GROUPS " ] [ " >> .B mcast_router >> .IR MULTICAST_ROUTER " ]" >> @@ -517,6 +521,15 @@ By default this flag is on. >> Controls whether multicast traffic for which there is no MDB entry will be >> flooded towards this given port. By default this flag is on. >> +.TP >> +.BI mcast_max_groups " MAX_GROUPS " >> +Sets the maximum number of MDB entries that can be registered for a given >> +port. Attempts to register more MDB entries at the port than this limit >> +allows will be rejected, whether they are done through netlink (e.g. the >> +\fBbridge\fR tool), or IGMP or MLD membership reports. Setting a limit to 0 >> +has the effect of disabling the limit. See also the \fBip link\fR option >> +\fBmcast_hash_max\fR. >> + > > I'd add that the default is 0 (no limit), otherwise looks good to me. OK.