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Date:   Wed, 14 Dec 2022 20:48:51 -0800
From:   Jakub Kicinski <kuba@kernel.org>
To:     David Decotigny <decot+git@google.com>
Cc:     "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Paolo Abeni <pabeni@redhat.com>, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Nikolay Aleksandrov <razor@blackwall.org>,
        David Ahern <dsahern@kernel.org>,
        "Denis V. Lunev" <den@openvz.org>,
        Daniel Borkmann <daniel@iogearbox.net>,
        Chen Zhongjin <chenzhongjin@huawei.com>,
        David Decotigny <ddecotig@google.com>,
        Yuwei Wang <wangyuweihx@gmail.com>,
        Alexander Mikhalitsyn <alexander.mikhalitsyn@virtuozzo.com>,
        Thomas Zeitlhofer <thomas.zeitlhofer+lkml@ze-it.at>
Subject: Re: [PATCH v1 1/1] net: neigh: persist proxy config across link
 flaps
Message-ID: <20221214204851.2102ba31@kernel.org>
In-Reply-To: <20221213073801.361500-1-decot+git@google.com>
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On Mon, 12 Dec 2022 23:38:01 -0800 David Decotigny wrote:
> From: David Decotigny <ddecotig@google.com>
> 
> Without this patch, the 'ip neigh add proxy' config is lost when the
> cable or peer disappear, ie. when the link goes down while staying
> admin up. When the link comes back, the config is never recovered.
> 
> This patch makes sure that such an nd proxy config survives a switch
> or cable issue.

Hm, how does this square with the spirit of 859bd2ef1fc11 ?

Would be great to hear from David, IDK if he's around or off until 
next year.