netdev - Re: [PATCH net-next 0/4] mlxsw: Offload TC action pedit munge tcp/udp sport/dport

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Message-Id: <20200622.163231.1180767429643053835.davem@davemloft.net>
Date:   Mon, 22 Jun 2020 16:32:31 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     idosch@...sch.org
Cc:     netdev@...r.kernel.org, kuba@...nel.org, jiri@...lanox.com,
        petrm@...lanox.com, mlxsw@...lanox.com, idosch@...lanox.com
Subject: Re: [PATCH net-next 0/4] mlxsw: Offload TC action pedit munge
 tcp/udp sport/dport

From: Ido Schimmel <idosch@...sch.org>
Date: Sun, 21 Jun 2020 11:34:32 +0300

> From: Ido Schimmel <idosch@...lanox.com>
> 
> Petr says:
> 
> On Spectrum-2 and Spectrum-3, it is possible to overwrite L4 port number of
> a TCP or UDP packet in the ACL engine. That corresponds to the pedit munges
> of tcp and udp sport resp. dport fields. Offload these munges on the
> systems where they are supported.
> 
> The current offloading code assumes that all systems support the same set
> of fields. This now changes, so in patch #1 first split handling of pedit
> munges by chip type. The analysis of which packet field a given munge
> describes is kept generic.
> 
> Patch #2 introduces the new flexible action fields. Patch #3 then adds the
> new pedit fields, and dispatches on them on Spectrum>1.
> 
> Patch #4 adds a forwarding selftest for pedit dsfield, applicable to SW as
> well as HW datapaths.

Series applied to net-next, thank you.