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From: Vladimir Oltean <olteanv@gmail.com>
To: Hans Schultz <schultz.hans@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>,
	davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org,
	Vivien Didelot <vivien.didelot@gmail.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Jiri Pirko <jiri@resnulli.us>, Ivan Vecera <ivecera@redhat.com>,
	Roopa Prabhu <roopa@nvidia.com>,
	Nikolay Aleksandrov <razor@blackwall.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Ido Schimmel <idosch@nvidia.com>,
	linux-kernel@vger.kernel.org, bridge@lists.linux-foundation.org
Subject: Re: [PATCH net-next 3/3] net: dsa: mv88e6xxx: mac-auth/MAB implementation
Date: Fri, 18 Mar 2022 15:19:43 +0200	[thread overview]
Message-ID: <20220318131943.hc7z52beztqlzwfq@skbuf> (raw)
In-Reply-To: <86pmmjieyl.fsf@gmail.com>

On Fri, Mar 18, 2022 at 02:10:26PM +0100, Hans Schultz wrote:
> In the offloaded case there is no difference between static and dynamic
> flags, which I see as a general issue. (The resulting ATU entry is static
> in either case.)

It _is_ a problem. We had the same problem with the is_local bit.
Independently of this series, you can add the dynamic bit to struct
switchdev_notifier_fdb_info and make drivers reject it.

> These FDB entries are removed when link goes down (soft or hard). The
> zero DPV entries that the new code introduces age out after 5 minutes,
> while the locked flagged FDB entries are removed by link down (thus the
> FDB and the ATU are not in sync in this case).

Ok, so don't let them disappear from hardware, refresh them from the
driver, since user space and the bridge driver expect that they are
still there.

  reply	other threads:[~2022-03-18 13:19 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-10 14:23 [PATCH net-next 0/3] Extend locked port feature with FDB locked flag (MAC-Auth/MAB) Hans Schultz
2022-03-10 14:23 ` [PATCH net-next 1/3] net: bridge: add fdb flag to extent locked port feature Hans Schultz
2022-03-10 14:42   ` Nikolay Aleksandrov
2022-03-10 15:38     ` Hans Schultz
2022-03-10 15:57       ` Nikolay Aleksandrov
2022-03-10 16:11         ` Hans Schultz
2022-03-10 16:14           ` Nikolay Aleksandrov
2022-03-10 16:33             ` Hans Schultz
2022-03-14 15:30   ` Ido Schimmel
2022-03-15  8:48     ` Hans Schultz
2022-03-15 11:00       ` Ido Schimmel
2022-03-10 14:23 ` [PATCH net-next 2/3] net: switchdev: add support for offloading of fdb locked flag Hans Schultz
2022-03-10 14:23 ` [PATCH net-next 3/3] net: dsa: mv88e6xxx: mac-auth/MAB implementation Hans Schultz
2022-03-10 14:28   ` Vladimir Oltean
2022-03-10 15:00     ` Hans Schultz
2022-03-10 15:07       ` Vladimir Oltean
2022-03-10 15:51         ` Hans Schultz
2022-03-10 16:05           ` Vladimir Oltean
2022-03-10 16:40             ` Hans Schultz
2022-03-10 15:57     ` Hans Schultz
2022-03-14 10:46     ` Hans Schultz
2022-03-16 23:34       ` Vladimir Oltean
2022-03-17  8:52         ` Hans Schultz
2022-03-17 14:19           ` Andrew Lunn
2022-03-17 15:36             ` Vladimir Oltean
2022-03-17 16:07               ` Hans Schultz
2022-03-17 16:18                 ` Vladimir Oltean
2022-03-17 16:58                   ` Hans Schultz
2022-03-17 17:20                     ` Vladimir Oltean
2022-03-18 10:04                       ` Hans Schultz
2022-03-18 12:14                         ` Vladimir Oltean
2022-03-18 13:10                           ` Hans Schultz
2022-03-18 13:19                             ` Vladimir Oltean [this message]
2022-03-22 11:01                               ` Hans Schultz
2022-03-22 11:08                                 ` Vladimir Oltean
2022-03-22 13:21                                   ` Hans Schultz
2022-03-22 14:47                                     ` Hans Schultz
2022-03-23 10:13                                   ` Hans Schultz
2022-03-23 10:16                                     ` Vladimir Oltean
2022-03-23 10:46                                       ` Hans Schultz
2022-03-23 10:57                                       ` Hans Schultz
2022-03-23 11:21                                         ` Vladimir Oltean
2022-03-23 11:43                                           ` Hans Schultz
2022-03-23 11:54                                             ` Vladimir Oltean
2022-03-21 14:51             ` Hans Schultz
2022-03-10 14:54   ` Andrew Lunn
2022-03-11  7:59     ` Hans Schultz
2022-03-14 15:50 ` [PATCH net-next 0/3] Extend locked port feature with FDB locked flag (MAC-Auth/MAB) Ido Schimmel
2022-03-15  8:59   ` Hans Schultz
2022-03-15 11:11     ` Ido Schimmel
2022-03-17  0:18 ` Florian Fainelli
2022-03-17  8:29   ` Hans Schultz
2022-03-17 18:42     ` Vladimir Oltean
  -- strict thread matches above, loose matches on Subject: below --
2022-12-05 18:59 [PATCH net-next 0/3] mv88e6xxx: Add MAB offload support Hans J. Schultz
2022-12-05 18:59 ` [PATCH net-next 3/3] net: dsa: mv88e6xxx: mac-auth/MAB implementation Hans J. Schultz
2022-12-06 12:53   ` Ido Schimmel
2022-12-06 16:36     ` netdev
2022-12-07 20:29       ` Vladimir Oltean
2022-12-08 12:28         ` netdev
2022-12-08 13:35           ` Vladimir Oltean
2022-12-08 14:41             ` netdev
2022-12-08 14:43               ` Vladimir Oltean
2022-12-08 16:03             ` netdev
2022-12-08 16:09               ` Vladimir Oltean

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