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Mon, 31 Aug 2026 19:09:00 -0700 (PDT) From: Yuya Kusakabe Subject: [PATCH RFC iproute2-next v2 0/2] seg6: add support for the SRv6 End.MAP behavior under seg6mobile encap Date: Tue, 01 Sep 2026 11:08:58 +0900 Message-Id: <20260901-seg6-mobile-end-map-v2-0-05b2ad78b922@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIALozlmoC/22OwQqDMBBEf0X23C0xYrQ9FQr9gF6LB6OrbjFGE hWL+O9Ve+1xhpl5s4Anx+ThGizgaGLPttuEPAVQNHlXE3K5aZBCKhHLCD3VCo3V3BJSV6LJe1R VHCuhK61Sgq3ZO6p4PlZf8Hzcd497Z8eBJHY0D5D9Un7UbyqGHbBnGvaDdZ/jzBQe7YObhOIvd wpR4CURMomrqEyFvtUm5/ZcWAPZuq5f4OLBUN4AAAA= X-Change-ID: 20260523-seg6-mobile-end-map-6f5560bfb68e To: David Ahern , netdev@vger.kernel.org Cc: Andrea Mayer , Andrea Mayer , Yuya Kusakabe X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1834; i=yuya.kusakabe@gmail.com; h=from:subject:message-id; bh=Q5WY4mGV/sXcYbuyAdtfoPTqexnD0MLKQKM7L2B5no4=; b=owEBbQKS/ZANAwAIASrX0XUqXRtNAcsmYgBqljO6QepTWVxk4WuJO1kvWH6XhtznwlTEq8K0e TMLaP2WFRmJAjMEAAEIAB0WIQTaB7usAfxNKMeqa6Yq19F1Kl0bTQUCapYzugAKCRAq19F1Kl0b Te2fD/9NtDX2S5kQig0doMkXfmySYHecPw1vlTxY62udyUiztXiUXz1SoM4iXDGmRlcFnS5ZBSw 6CACh9ycRuABd3iBQ5gYvcGLOLOmbsQUep1l+HJnww6ix2R7y6E9BiJX4YEcUzPatYe0DAz67KA 6sQW5wHvFdf/F0o88IOtaryQfFFuSymGspgM3TlB12WaHPszQi4mtJQPLD06q0tkCfVjc7N0kJ7 VKFF4JOElwUbEg/fdf5k1XOPJ15JUNePPaie4O+YPMCp8OPaqZocv8UVLBqSb7K+0LwyGw94/Ut fuh9vDgoKjZBOgRt8fSzx8Rv3HC5yYVDGC7WkDNt9ObSNxI3LiwppPG8zQUSCJLh0nk0k4K3O7j xsWsMzOy6ngNPvjWH1yleUgc4CEW3iu8GXIcOnEoEIEJYftKfA0jm0OQsc3DNJgq7CKz+fdP5U7 lTk6aVby7BVU5Jo0h+qgaGO8rdSRFoFIqkK4MBr0azyfXGiVVUdLt/GHBVtwei+HX+l45RdSj26 +VQ296fTU0+NeTJao3OI/mBilp/Z8SN9NWSEJNkvTDu6/kgYnFOXCamPUqyKWJPjYLRDtF8S6m0 hlPfWpW6psVO5+jx/5lmlK6WA4LZ5E8PcsftfxGjymIjEbD5XilyOqjm390Eg8nqDSAoOJt/suj fxkz92TC6LmMgZg== X-Developer-Key: i=yuya.kusakabe@gmail.com; a=openpgp; fpr=DA07BBAC01FC4D28C7AA6BA62AD7D1752A5D1B4D This series adds support for the "seg6mobile" lightweight tunnel, the iproute2 counterpart of the SRv6 Mobile User Plane (RFC 9433) kernel RFC series [1], starting with the End.MAP behavior. Patch 1 imports the new UAPI headers as a standalone patch so it can be dropped once the matching kernel header lands. The selftest in the kernel series needs the "seg6mobile" keyword to run. [1] https://lore.kernel.org/netdev/20260901-seg6-mobile-end-map-v2-0-1629bfc166eb@gmail.com/ Signed-off-by: Yuya Kusakabe --- Changes in v2: - Sync the UAPI header with the kernel v2 series (comment wording only). - Document seg6mobile in the man page the way seg6local is: the "count" attribute in the synopsis, an ENCAP_SEG6MOBILE grammar entry, and End.MAP wording aligned with RFC 9433. - Align the counters helper comment with the seg6local one. - Rename the nh6 attribute and keyword to mapped_sid to match the RFC 9433 "mapped SID" wording and avoid clashing with the SEG6_LOCAL_NH6 nexthop semantics. - Add Assisted-by tags. - Link to v1: https://patch.msgid.link/20260710-seg6-mobile-end-map-v1-0-970275f3d80b@gmail.com --- Yuya Kusakabe (2): uapi: sync lwtunnel.h and add seg6_mobile.h seg6: add support for the End.MAP behavior under seg6mobile encap include/uapi/linux/lwtunnel.h | 1 + include/uapi/linux/seg6_mobile.h | 61 ++++++++++++++ ip/iproute.c | 6 +- ip/iproute_lwtunnel.c | 173 +++++++++++++++++++++++++++++++++++++++ man/man8/ip-route.8.in | 34 +++++++- 5 files changed, 272 insertions(+), 3 deletions(-) --- base-commit: fce739fa4f2ec83206d8d9435aa94ce22f09cdb1 change-id: 20260523-seg6-mobile-end-map-6f5560bfb68e Best regards, -- Yuya Kusakabe