netdev - Re: [PATCH net-next 09/10] selftests: forwarding: Add test for custom multipath hash with IPv4 GRE

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Date:   Mon, 17 May 2021 19:50:01 -0600
From:   David Ahern <dsahern@...il.com>
To:     Ido Schimmel <idosch@...dia.com>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, petrm@...dia.com,
        roopa@...dia.com, nikolay@...dia.com, ssuryaextr@...il.com,
        mlxsw@...dia.com
Subject: Re: [PATCH net-next 09/10] selftests: forwarding: Add test for custom
 multipath hash with IPv4 GRE

On 5/17/21 12:15 PM, Ido Schimmel wrote:
> Test that when the hash policy is set to custom, traffic is distributed
> only according to the inner fields set in the fib_multipath_hash_fields
> sysctl.
> 
> Each time set a different field and make sure traffic is only
> distributed when the field is changed in the packet stream.
> 
> The test only verifies the behavior of IPv4/IPv6 overlays on top of an
> IPv4 underlay network. A subsequent patch will do the same with an IPv6
> underlay network.
> 

...

> 
> Signed-off-by: Ido Schimmel <idosch@...dia.com>
> ---
>  .../forwarding/gre_custom_multipath_hash.sh   | 456 ++++++++++++++++++
>  1 file changed, 456 insertions(+)
>  create mode 100755 tools/testing/selftests/net/forwarding/gre_custom_multipath_hash.sh
> 

Acked-by: David Ahern <dsahern@...nel.org>