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From: Ido Schimmel <idosch@nvidia.com>
To: "Adriano Córdova" <adrianox@gmail.com>
Cc: David Ahern <dsahern@kernel.org>,
	netdev@vger.kernel.org, "David S . Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Simon Horman <horms@kernel.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ipv6: check per-interface proxy_ndp in forwarding and NA paths
Date: Sun, 20 Sep 2026 19:02:54 +0300	[thread overview]
Message-ID: <20260920160254.GA2024427@shredder> (raw)
In-Reply-To: <CAMGU2hXurKGhL5rhDQnT6uTKST=YhzQCuC5yHKZOpnmdV+vxRg@mail.gmail.com>

On Sun, Sep 20, 2026 at 10:46:24AM -0300, Adriano Córdova wrote:
> It does not hit any of the current selftests, but it would be possible to write
> one that would currently not proxy NDPs, I think the following config in the
> current code:
> 
> net.ipv6.conf.all.forwarding=1
> net.ipv6.conf.eth0.proxy_ndp=1     # all.proxy_ndp == 0
> ip -6 neigh add proxy 2001:db8::100 dev eth0
> 
> makes the initial multicast NS work but the subsequent unicast NS do not.

From the above I understand that you don't have a use case for this
patch and that you didn't even test it ("I think"). As such, I'm not
going to spend any more time on this submission. Also, please don't top
post.

Thanks

      reply	other threads:[~2026-09-20 16:03 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-18 15:14 Adriano Cordova
2026-09-20  2:14 ` Hangbin Liu
2026-09-20  6:34 ` Ido Schimmel
2026-09-20 13:46   ` Adriano Córdova
2026-09-20 16:02     ` Ido Schimmel [this message]

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