From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 274BB41C2E4; Wed, 4 Feb 2026 14:55:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770216924; cv=none; b=ZySncB1b+41VUM2jV+c4kId/Z0F6YL0kZu1LT6NlhGB6IRfe0Tcrv095IE+4r1wxR2GIBWNxpQqcEq+t5yIsoZxJRHWPEqSutwQDf91sQw45+sQRAqSLKBWv2f57gsCeGKXbXv4+3+adLRSl6nDUK7wrXxHpMeYw5EJ8qBynZvA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770216924; c=relaxed/simple; bh=wN1MG5WrY7p3JbcBNZibV3jNPAL2ZmBq/t7KRflEBSw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=BeldNZ7Ngh0fooKctSlsQdlfrCcQ8PvdRqMqskfbuNKUeCgJABEjdA6KwmE4QHyipY6GiHXhVwPZZ1YFH6UTyMUw7zvouH5ijmnEOcxNf2tsyqqNb7cjiGB8Mc4sGFy2JlbqTnKidnsEbXvcJ46+2JwCTbGk27lacYLnmiQybno= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=nNZu+/5F; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="nNZu+/5F" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A036FC4CEF7; Wed, 4 Feb 2026 14:55:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1770216924; bh=wN1MG5WrY7p3JbcBNZibV3jNPAL2ZmBq/t7KRflEBSw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nNZu+/5FN+q7p/S4SgLyqzUPY4sAfEvgG9pNA1aXv8pFgl9gR5SisSYh1LU4vbfj2 vbxDBl95DBwrL17oBI3YTVsPcHlk8k70+M0g3zdNc7EbikF0c07S2zbY5hOz8YTcdn c+6sCI6bQeEdr14vhIPBXmfwsI1vIpXet5UZl2Sk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Stanislav Fomichev , Jakub Kicinski , Paolo Abeni , Sasha Levin Subject: [PATCH 5.15 073/206] netlink: add a proto specification for FOU Date: Wed, 4 Feb 2026 15:38:24 +0100 Message-ID: <20260204143900.843332856@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260204143858.193781818@linuxfoundation.org> References: <20260204143858.193781818@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jakub Kicinski [ Upstream commit 4eb77b4ecd3c5eaab83adf76e67e0a7ed2a24418 ] FOU has a reasonably modern Genetlink family. Add a spec. Acked-by: Stanislav Fomichev Signed-off-by: Jakub Kicinski Signed-off-by: Paolo Abeni Stable-dep-of: 7a9bc9e3f423 ("fou: Don't allow 0 for FOU_ATTR_IPPROTO.") Signed-off-by: Sasha Levin --- Documentation/netlink/specs/fou.yaml | 128 +++++++++++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 Documentation/netlink/specs/fou.yaml diff --git a/Documentation/netlink/specs/fou.yaml b/Documentation/netlink/specs/fou.yaml new file mode 100644 index 0000000000000..266c386eedf3a --- /dev/null +++ b/Documentation/netlink/specs/fou.yaml @@ -0,0 +1,128 @@ +name: fou + +protocol: genetlink-legacy + +doc: | + Foo-over-UDP. + +c-family-name: fou-genl-name +c-version-name: fou-genl-version +max-by-define: true +kernel-policy: global + +definitions: + - + type: enum + name: encap_type + name-prefix: fou-encap- + enum-name: + entries: [ unspec, direct, gue ] + +attribute-sets: + - + name: fou + name-prefix: fou-attr- + attributes: + - + name: unspec + type: unused + - + name: port + type: u16 + byte-order: big-endian + - + name: af + type: u8 + - + name: ipproto + type: u8 + - + name: type + type: u8 + - + name: remcsum_nopartial + type: flag + - + name: local_v4 + type: u32 + - + name: local_v6 + type: binary + checks: + min-len: 16 + - + name: peer_v4 + type: u32 + - + name: peer_v6 + type: binary + checks: + min-len: 16 + - + name: peer_port + type: u16 + byte-order: big-endian + - + name: ifindex + type: s32 + +operations: + list: + - + name: unspec + doc: unused + + - + name: add + doc: Add port. + attribute-set: fou + + dont-validate: [ strict, dump ] + flags: [ admin-perm ] + + do: + request: &all_attrs + attributes: + - port + - ipproto + - type + - remcsum_nopartial + - local_v4 + - peer_v4 + - local_v6 + - peer_v6 + - peer_port + - ifindex + + - + name: del + doc: Delete port. + attribute-set: fou + + dont-validate: [ strict, dump ] + flags: [ admin-perm ] + + do: + request: &select_attrs + attributes: + - af + - ifindex + - port + - peer_port + - local_v4 + - peer_v4 + - local_v6 + - peer_v6 + + - + name: get + doc: Get tunnel info. + attribute-set: fou + dont-validate: [ strict, dump ] + + do: + request: *select_attrs + reply: *all_attrs + + dump: + reply: *all_attrs -- 2.51.0