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GET /api/patches/2197158/?format=api
{ "id": 2197158, "url": "http://patchwork.ozlabs.org/api/patches/2197158/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260217-bpf-xdp-meta-rxcksum-v3-2-30024c50ba71@kernel.org/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260217-bpf-xdp-meta-rxcksum-v3-2-30024c50ba71@kernel.org>", "list_archive_url": null, "date": "2026-02-17T08:33:57", "name": "[bpf-next,v3,2/5] net: veth: Add xmo_rx_checksum callback to veth driver", "commit_ref": null, "pull_url": null, "state": "handled-elsewhere", "archived": false, "hash": "83c18eec54832470cf66c846c2bd7b09b1a627a5", "submitter": { "id": 76007, "url": "http://patchwork.ozlabs.org/api/people/76007/?format=api", "name": "Lorenzo Bianconi", "email": "lorenzo@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260217-bpf-xdp-meta-rxcksum-v3-2-30024c50ba71@kernel.org/mbox/", "series": [ { "id": 492397, "url": "http://patchwork.ozlabs.org/api/series/492397/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=492397", "date": "2026-02-17T08:33:55", "name": "Add the the capability to load HW RX checsum in eBPF programs", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/492397/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2197158/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2197158/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=0FsBbwzN;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=140.211.166.138; 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envelope-from=intel-wired-lan-bounces@osuosl.org;\n receiver=<UNKNOWN> ", "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 smtp1.osuosl.org 7D6FA80D10", "OpenDKIM Filter v2.11.0 smtp4.osuosl.org 537B940CC4" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org;\n\ts=default; t=1771317282;\n\tbh=4w3/8WxqlA5tW9fZz8cc8hQJ9oicgD1uQQ/LnREmuvM=;\n\th=From:Date:References:In-Reply-To:To:Cc:Subject:List-Id:\n\t List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe:\n\t From;\n\tb=0FsBbwzNU0hOkforXaDLotmsx+9g5nw47NwygHR8SQ3GI+YWbuIq4Z3ZjfC1iEkmE\n\t WAFcwVHPxE0nnz51NCC1jgtDfZDu0N9hVhWDSdyos1Y662QPQlpF5S3+or/GutpUpe\n\t tk3+JHXvE94oUVpetpWXP4XExpjtEj51ptRtEzU4eKuFuJfywxHRalJRa9CDOZPJEW\n\t 8qtw9M8EHtMeB4JWZSWJDF6F7xi0GuqjVzjiXtcibfR7YDWlaCMT98AcNdL8rqn2df\n\t 1qG1wfr9TAU4ZA0v2c3O+7lXFpKxdIkv7EM6jzO7kF2eEpYByGu2QKwjaGWTL8W3r6\n\t A5583PcjZtLTA==", "Received-SPF": "Pass (mailfrom) identity=mailfrom; client-ip=172.234.252.31;\n helo=sea.source.kernel.org; envelope-from=lorenzo@kernel.org;\n receiver=<UNKNOWN>", "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp4.osuosl.org 537B940CC4", "From": "Lorenzo Bianconi <lorenzo@kernel.org>", "Date": "Tue, 17 Feb 2026 09:33:57 +0100", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260217-bpf-xdp-meta-rxcksum-v3-2-30024c50ba71@kernel.org>", "References": "<20260217-bpf-xdp-meta-rxcksum-v3-0-30024c50ba71@kernel.org>", "In-Reply-To": "<20260217-bpf-xdp-meta-rxcksum-v3-0-30024c50ba71@kernel.org>", "To": "Donald Hunter <donald.hunter@gmail.com>,\n Jakub Kicinski <kuba@kernel.org>, \"David S. Miller\" <davem@davemloft.net>,\n Eric Dumazet <edumazet@google.com>, Paolo Abeni <pabeni@redhat.com>,\n Simon Horman <horms@kernel.org>, Alexei Starovoitov <ast@kernel.org>,\n Daniel Borkmann <daniel@iogearbox.net>,\n Jesper Dangaard Brouer <hawk@kernel.org>,\n John Fastabend <john.fastabend@gmail.com>,\n Stanislav Fomichev <sdf@fomichev.me>, Andrew Lunn <andrew+netdev@lunn.ch>,\n Tony Nguyen <anthony.l.nguyen@intel.com>,\n Przemek Kitszel <przemyslaw.kitszel@intel.com>,\n Alexander Lobakin <aleksander.lobakin@intel.com>,\n Andrii Nakryiko <andrii@kernel.org>,\n Martin KaFai Lau <martin.lau@linux.dev>,\n Eduard Zingerman <eddyz87@gmail.com>, Song Liu <song@kernel.org>,\n Yonghong Song <yonghong.song@linux.dev>, KP Singh <kpsingh@kernel.org>,\n Hao Luo <haoluo@google.com>, Jiri Olsa <jolsa@kernel.org>,\n Shuah Khan <shuah@kernel.org>,\n Maciej Fijalkowski <maciej.fijalkowski@intel.com>", "Cc": "Jakub Sitnicki <jakub@cloudflare.com>, netdev@vger.kernel.org,\n bpf@vger.kernel.org, intel-wired-lan@lists.osuosl.org,\n linux-kselftest@vger.kernel.org, Lorenzo Bianconi <lorenzo@kernel.org>", "X-Mailer": "b4 0.14.2", "X-Mailman-Original-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=kernel.org; s=k20201202; t=1771317279;\n bh=k333neyZepNS4evKrVCzpgyek7ZtdgP8yr/Gfvfzxu8=;\n h=From:Date:Subject:References:In-Reply-To:To:Cc:From;\n b=QN1HfSPygtffK1uG4OkR4nRW1KIA8x4+wAgGaxpee1tDNeND6sAJZGBgIghznwIQ3\n hoe8lVPfrKoL+aM/pDRW4aW+9zSeFAjqCczRZB3vsrtAjo9xl9CrXJ1aO6aczKrrlr\n rzI7PnQlo4cDFtTTuXqIh7/hKD5oBQIynvrWvL4M0S1uECsF7MgPPpzFoztZycnU+3\n xJc7yblqscBWCHAKW3XAJTdzgiPqaxqq0Lyh4KMoj7Fp+TmIjTvvzdxY2ypgSJ5iFL\n +VBdfPmmRMqdtCyr4Gq4TkUFD/EFvIk/WkPNtd6B+MXFcchpz5d4kE57bwTa/bkMX/\n EbOrp5At3AHWg==", "X-Mailman-Original-Authentication-Results": [ "smtp4.osuosl.org;\n dmarc=pass (p=quarantine dis=none)\n header.from=kernel.org", "smtp4.osuosl.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.a=rsa-sha256 header.s=k20201202 header.b=QN1HfSPy" ], "Subject": "[Intel-wired-lan] [PATCH bpf-next v3 2/5] net: veth: Add\n xmo_rx_checksum callback to veth driver", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n <intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "Implement xmo_rx_checksum callback in veth driver to report RX checksum\nresult to the eBPF program bounded to the veth device.\n\nSigned-off-by: Lorenzo Bianconi <lorenzo@kernel.org>\n---\n drivers/net/veth.c | 29 +++++++++++++++++++++++++++++\n 1 file changed, 29 insertions(+)", "diff": "diff --git a/drivers/net/veth.c b/drivers/net/veth.c\nindex 9982412fd7f238e996ccdff24342974cb25094bf..de67c98a995112a931dd871a71d84333b045fd62 100644\n--- a/drivers/net/veth.c\n+++ b/drivers/net/veth.c\n@@ -1697,6 +1697,34 @@ static int veth_xdp_rx_vlan_tag(const struct xdp_md *ctx, __be16 *vlan_proto,\n \treturn err;\n }\n \n+static int veth_xdp_rx_checksum(const struct xdp_md *ctx,\n+\t\t\t\tenum xdp_checksum *ip_summed,\n+\t\t\t\tu32 *cksum_meta)\n+{\n+\tconst struct veth_xdp_buff *_ctx = (void *)ctx;\n+\tconst struct sk_buff *skb = _ctx->skb;\n+\n+\tif (!skb)\n+\t\treturn -ENODATA;\n+\n+\tswitch (skb->ip_summed) {\n+\tcase CHECKSUM_COMPLETE:\n+\t\t*ip_summed = XDP_CHECKSUM_COMPLETE;\n+\t\t*cksum_meta = skb->csum;\n+\t\tbreak;\n+\tcase CHECKSUM_UNNECESSARY:\n+\t\t*ip_summed = XDP_CHECKSUM_UNNECESSARY;\n+\t\t*cksum_meta = skb->csum_level;\n+\t\tbreak;\n+\tdefault:\n+\t\t*ip_summed = XDP_CHECKSUM_NONE;\n+\t\t*cksum_meta = 0;\n+\t\tbreak;\n+\t}\n+\n+\treturn 0;\n+}\n+\n static const struct net_device_ops veth_netdev_ops = {\n \t.ndo_init = veth_dev_init,\n \t.ndo_open = veth_open,\n@@ -1722,6 +1750,7 @@ static const struct xdp_metadata_ops veth_xdp_metadata_ops = {\n \t.xmo_rx_timestamp\t\t= veth_xdp_rx_timestamp,\n \t.xmo_rx_hash\t\t\t= veth_xdp_rx_hash,\n \t.xmo_rx_vlan_tag\t\t= veth_xdp_rx_vlan_tag,\n+\t.xmo_rx_checksum\t\t= veth_xdp_rx_checksum,\n };\n \n #define VETH_FEATURES (NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HW_CSUM | \\\n", "prefixes": [ "bpf-next", "v3", "2/5" ] }