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Message-Id: <168134341870.18395.11210740779039610735.git-patchwork-notify@kernel.org> Date: Wed, 12 Apr 2023 23:50:18 +0000 From: patchwork-bot+netdevbpf@...nel.org To: Christian Ehrig <cehrig@...udflare.com> Cc: bpf@...r.kernel.org, kernel-team@...udflare.com, ast@...nel.org, andrii@...nel.org, daniel@...earbox.net, davemarchevsky@...com, void@...ifault.com, liuhangbin@...il.com, haoluo@...gle.com, jolsa@...nel.org, john.fastabend@...il.com, fankaixi.li@...edance.com, kpsingh@...nel.org, linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, martin.lau@...ux.dev, mykolal@...com, netdev@...r.kernel.org, paul@...valent.com, song@...nel.org, sdf@...gle.com, yhs@...com Subject: Re: [PATCH bpf-next v3 0/3] Add FOU support for externally controlled ipip devices Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov <ast@...nel.org>: On Fri, 7 Apr 2023 15:38:52 +0200 you wrote: > This patch set adds support for using FOU or GUE encapsulation with > an ipip device operating in collect-metadata mode and a set of kfuncs > for controlling encap parameters exposed to a BPF tc-hook. > > BPF tc-hooks allow us to read tunnel metadata (like remote IP addresses) > in the ingress path of an externally controlled tunnel interface via > the bpf_skb_get_tunnel_{key,opt} bpf-helpers. Packets can then be > redirected to the same or a different externally controlled tunnel > interface by overwriting metadata via the bpf_skb_set_tunnel_{key,opt} > helpers and a call to bpf_redirect. This enables us to redirect packets > between tunnel interfaces - and potentially change the encapsulation > type - using only a single BPF program. > > [...] Here is the summary with links: - [bpf-next,v3,1/3] ipip,ip_tunnel,sit: Add FOU support for externally controlled ipip devices https://git.kernel.org/bpf/bpf-next/c/ac931d4cdec3 - [bpf-next,v3,2/3] bpf,fou: Add bpf_skb_{set,get}_fou_encap kfuncs https://git.kernel.org/bpf/bpf-next/c/c50e96099edb - [bpf-next,v3,3/3] selftests/bpf: Test FOU kfuncs for externally controlled ipip devices https://git.kernel.org/bpf/bpf-next/c/d9688f898c08 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
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