netdev - Re: [PATCH net-next 1/2] switchdev: Add fdb.added_by

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Message-ID: <f0dc48e2-1c64-ed51-3144-8d6f9182537f@cumulusnetworks.com>
Date:   Tue, 1 May 2018 20:49:57 +0300
From:   Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
To:     Petr Machata <petrm@...lanox.com>, netdev@...r.kernel.org
Cc:     ivecera@...hat.com, davem@...emloft.net,
        stephen@...workplumber.org, andrew@...n.ch,
        vivien.didelot@...oirfairelinux.com, f.fainelli@...il.com,
        jiri@...nulli.us
Subject: Re: [PATCH net-next 1/2] switchdev: Add fdb.added_by_user to
 switchdev notifications

On 01/05/18 20:04, Petr Machata wrote:
> The following patch enables sending notifications also for events on FDB
> entries that weren't added by the user. Give the drivers the information
> necessary to distinguish between the two origins of FDB entries.
> 
> To maintain the current behavior, have switchdev-implementing drivers
> bail out on notifications about non-user-added FDB entries. In case of
> mlxsw driver, allow a call to mlxsw_sp_span_respin() so that SPAN over
> bridge catches up with the changed FDB.
> 
> Signed-off-by: Petr Machata <petrm@...lanox.com>
> ---
>   drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c |  4 ++++
>   drivers/net/ethernet/rocker/rocker_main.c                |  2 ++
>   include/net/switchdev.h                                  |  1 +
>   net/bridge/br_switchdev.c                                | 10 +++++++---
>   net/dsa/slave.c                                          |  5 ++++-
>   5 files changed, 18 insertions(+), 4 deletions(-)
> 

Reviewed-by: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>