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Date: Mon, 4 May 2026 16:39:15 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: Yuya Kusakabe <yuya.kusakabe@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>, Eric Dumazet
 <edumazet@google.com>, Paolo Abeni <pabeni@redhat.com>, Simon Horman
 <horms@kernel.org>, Andrea Mayer <andrea.mayer@uniroma2.it>, Shuah Khan
 <shuah@kernel.org>, Jonathan Corbet <corbet@lwn.net>, Shuah Khan
 <skhan@linuxfoundation.org>, linux-kernel@vger.kernel.org,
 netdev@vger.kernel.org, linux-kselftest@vger.kernel.org,
 linux-doc@vger.kernel.org
Subject: Re: [PATCH v2 0/7] seg6: add SRv6 Mobile User Plane (RFC 9433)
 behaviors
Message-ID: <20260504163915.4a8b028e@kernel.org>
In-Reply-To: <20260505-seg6-mobile-v2-0-9e8022bdfdb6@gmail.com>
References: <20260505-seg6-mobile-v2-0-9e8022bdfdb6@gmail.com>
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On Tue, 05 May 2026 01:30:10 +0900 Yuya Kusakabe wrote:
> This series adds the in-kernel data path for the SRv6 Mobile User
> Plane (MUP) architecture defined in RFC 9433.  SRv6 MUP integrates
> GTP-U mobile traffic into an SRv6 transport domain by mapping the
> 5-tuple (TEID, QFI, R, U, PDU Session ID) into a single SID, allowing
> operators to replace the GTP-U overlay between the gNB and the
> upstream UPF with native SRv6 forwarding while keeping the radio side
> unchanged.

Could you switch to posting this as an RFC until you gather some review
tags? Our CI require manual intervention to add the necessary iproute2
patches, I suspect there may be some uAPI changes therefore requiring
iproute2 changes here.