From: Ido Schimmel <idosch@nvidia.com>
To: Vladimir Oltean <vladimir.oltean@nxp.com>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"bridge@lists.linux-foundation.org"
<bridge@lists.linux-foundation.org>,
"davem@davemloft.net" <davem@davemloft.net>,
"kuba@kernel.org" <kuba@kernel.org>,
"pabeni@redhat.com" <pabeni@redhat.com>,
"edumazet@google.com" <edumazet@google.com>,
"jiri@nvidia.com" <jiri@nvidia.com>,
"petrm@nvidia.com" <petrm@nvidia.com>,
"ivecera@redhat.com" <ivecera@redhat.com>,
"roopa@nvidia.com" <roopa@nvidia.com>,
"razor@blackwall.org" <razor@blackwall.org>,
"netdev@kapio-technology.com" <netdev@kapio-technology.com>,
"mlxsw@nvidia.com" <mlxsw@nvidia.com>
Subject: Re: [RFC PATCH net-next 03/16] bridge: switchdev: Let device drivers determine FDB offload indication
Date: Sun, 30 Oct 2022 11:25:01 +0200 [thread overview]
Message-ID: <Y15C7Uq0OoMTTv1G@shredder> (raw)
In-Reply-To: <20221027231039.2rqn7yeomk5nsx76@skbuf>
On Thu, Oct 27, 2022 at 11:10:41PM +0000, Vladimir Oltean wrote:
> On Tue, Oct 25, 2022 at 01:00:11PM +0300, Ido Schimmel wrote:
> > Currently, FDB entries that are notified to the bridge via
> > 'SWITCHDEV_FDB_ADD_TO_BRIDGE' are always marked as offloaded. With MAB
> > enabled, this will no longer be universally true. Device drivers will
> > report locked FDB entries to the bridge to let it know that the
> > corresponding hosts required authorization, but it does not mean that
> > these entries are necessarily programmed in the underlying hardware.
> >
> > Solve this by determining the offload indication based of the
> > 'offloaded' bit in the FDB notification.
> >
> > Signed-off-by: Ido Schimmel <idosch@nvidia.com>
> > ---
> >
> > Notes:
> > Needs auditing to see which device drivers are not setting this bit.
> >
> > net/bridge/br.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/net/bridge/br.c b/net/bridge/br.c
> > index 96e91d69a9a8..145999b8c355 100644
> > --- a/net/bridge/br.c
> > +++ b/net/bridge/br.c
> > @@ -172,7 +172,7 @@ static int br_switchdev_event(struct notifier_block *unused,
> > break;
> > }
> > br_fdb_offloaded_set(br, p, fdb_info->addr,
> > - fdb_info->vid, true);
> > + fdb_info->vid, fdb_info->offloaded);
>
> ofdpa_port_fdb_learn_work() doesn't set info->offloaded on
> SWITCHDEV_FDB_ADD_TO_BRIDGE, the rest do.
Double-checked and this is the only one missing. Will send a patch.
Thanks
>
> > break;
> > case SWITCHDEV_FDB_DEL_TO_BRIDGE:
> > fdb_info = ptr;
> > --
> > 2.37.3
> >
next prev parent reply other threads:[~2022-10-30 9:25 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-25 10:00 [RFC PATCH net-next 00/16] bridge: Add MAC Authentication Bypass (MAB) support with offload Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 01/16] bridge: Add MAC Authentication Bypass (MAB) support Ido Schimmel
2022-10-25 11:00 ` Nikolay Aleksandrov
2022-10-27 22:58 ` Vladimir Oltean
2022-10-28 7:45 ` netdev
2022-10-30 12:59 ` Ido Schimmel
2022-10-30 12:48 ` Ido Schimmel
2022-10-30 22:09 ` netdev
2022-10-31 14:43 ` Ido Schimmel
2022-10-31 16:40 ` netdev
2022-10-25 10:00 ` [RFC PATCH net-next 02/16] selftests: forwarding: Add MAC Authentication Bypass (MAB) test cases Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 03/16] bridge: switchdev: Let device drivers determine FDB offload indication Ido Schimmel
2022-10-27 23:10 ` Vladimir Oltean
2022-10-30 9:25 ` Ido Schimmel [this message]
2022-10-25 10:00 ` [RFC PATCH net-next 04/16] bridge: switchdev: Allow device drivers to install locked FDB entries Ido Schimmel
2022-10-25 11:03 ` Nikolay Aleksandrov
2022-10-27 23:27 ` Vladimir Oltean
2022-10-30 13:38 ` Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 05/16] devlink: Add packet traps for 802.1X operation Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 06/16] mlxsw: spectrum_trap: Register 802.1X packet traps with devlink Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 07/16] mlxsw: reg: Add Switch Port FDB Security Register Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 08/16] mlxsw: spectrum: Add an API to configure security checks Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 09/16] mlxsw: spectrum_switchdev: Prepare for locked FDB notifications Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 10/16] mlxsw: spectrum_switchdev: Add support " Ido Schimmel
2022-10-27 23:39 ` Vladimir Oltean
2022-10-30 8:23 ` Ido Schimmel
2022-10-31 8:32 ` Vladimir Oltean
2022-11-03 22:31 ` Vladimir Oltean
2022-11-03 22:54 ` Ido Schimmel
2022-11-03 23:03 ` Vladimir Oltean
2022-10-25 10:00 ` [RFC PATCH net-next 11/16] mlxsw: spectrum_switchdev: Use extack in bridge port flag validation Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 12/16] mlxsw: spectrum_switchdev: Add locked bridge port support Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 13/16] selftests: devlink_lib: Split out helper Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 14/16] selftests: mlxsw: Add a test for EAPOL trap Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 15/16] selftests: mlxsw: Add a test for locked port trap Ido Schimmel
2022-10-25 10:00 ` [RFC PATCH net-next 16/16] selftests: mlxsw: Add a test for invalid locked bridge port configurations Ido Schimmel
2022-10-25 14:09 ` [RFC PATCH net-next 00/16] bridge: Add MAC Authentication Bypass (MAB) support with offload netdev
2022-10-25 17:43 ` Ido Schimmel
2022-10-27 23:49 ` Vladimir Oltean
2022-11-06 12:04 ` netdev
2022-11-06 13:21 ` Ido Schimmel
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