netdev - Re: [PATCH net-next v3 6/6] mlxsw: spectrum_span: Allow bridge for gretap mirror

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Message-ID: <9916a3a6-0efd-3d03-7eda-159906f406a4@cumulusnetworks.com>
Date:   Sun, 29 Apr 2018 11:20:03 +0300
From:   Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
To:     Ido Schimmel <idosch@...lanox.com>, netdev@...r.kernel.org,
        bridge@...ts.linux-foundation.org
Cc:     davem@...emloft.net, jiri@...lanox.com, petrm@...lanox.com,
        stephen@...workplumber.org, mlxsw@...lanox.com
Subject: Re: [PATCH net-next v3 6/6] mlxsw: spectrum_span: Allow bridge for
 gretap mirror

On 29/04/18 10:56, Ido Schimmel wrote:
> From: Petr Machata <petrm@...lanox.com>
> 
> When handling mirroring to a gretap or ip6gretap netdevice in mlxsw, the
> underlay address (i.e. the remote address of the tunnel) may be routed
> to a bridge.
> 
> In that case, look up the resolved neighbor Ethernet address in that
> bridge's FDB. Then configure the offload to direct the mirrored traffic
> to that port, possibly with tagging.
> 
> Signed-off-by: Petr Machata <petrm@...lanox.com>
> Signed-off-by: Ido Schimmel <idosch@...lanox.com>
> ---
>   .../net/ethernet/mellanox/mlxsw/spectrum_span.c    | 95 ++++++++++++++++++++--
>   .../net/ethernet/mellanox/mlxsw/spectrum_span.h    |  1 +
>   2 files changed, 90 insertions(+), 6 deletions(-)
> 

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