netdev - Re: [PATCH net-next] selftests: forwarding: mirror_gre_nh: Unset rp

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Message-Id: <20180711.235939.1607210055217095532.davem@davemloft.net>
Date:   Wed, 11 Jul 2018 23:59:39 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     petrm@...lanox.com
Cc:     netdev@...r.kernel.org, linux-kselftest@...r.kernel.org,
        shuah@...nel.org, idosch@...lanox.com
Subject: Re: [PATCH net-next] selftests: forwarding: mirror_gre_nh: Unset
 rp_filter on host VRF

From: Petr Machata <petrm@...lanox.com>
Date: Tue, 10 Jul 2018 14:44:26 +0200

> The mirrored packets arrive at $h3 encapsulated in GRE/IPv4, with IP
> address from 192.0.2.128/28 network. However the interface is configured
> as a member of 192.0.2.160/28 and there's no route directing traffic
> from the former network through that interface. Correspondingly, the RP
> filter on the VRF rejects it.
> 
> Therefore turn off the VRF's RP filter.
> 
> Signed-off-by: Petr Machata <petrm@...lanox.com>

Applied.