From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f47.google.com (mail-ej1-f47.google.com [209.85.218.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 53DA230C61E for ; Tue, 23 Sep 2025 20:00:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.47 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758657659; cv=none; b=ogdHoLT+6Qj8moqQiV8685EZA0fXCWpyTBZU6YucZcHPTGNtsNlEoYUtCrf+0evpGrYFc+ReePciX2zaqAhP/a4Cs8Ggtz8yXYqoHqzI6GTKL1/zq/GUGI2ZtOzX0uTAFSJ7pgt7muD6EQBbnIOMTWlLWSqmuzvo4CLJnQRBYT4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758657659; c=relaxed/simple; bh=za6eoflza+eI0daPO52VrArrXQQh9oKqLFL2yU7G4qY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Y4hcLQl/JzhbY7RnBbKWVDUYFR0zIEZilXHWOBkYrqGmNFWiuUhPHel/UYxOp6kIlSuX2IeDvuCts67MmRGWTHYnl2FA8K12JNUB9cin5ysW6vh2Cy99QWVz1c+ozmb7ixwgXVa7jFZ96WSpPedUmEamYNGq8RIIxGAXlFGHPgQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=c4jOnM9Q; arc=none smtp.client-ip=209.85.218.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="c4jOnM9Q" Received: by mail-ej1-f47.google.com with SMTP id a640c23a62f3a-b2a1a166265so49778866b.2 for ; Tue, 23 Sep 2025 13:00:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1758657656; x=1759262456; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=jvM5EG3LMIQuZITndtrZP0Eki684ON50PFEBay054lA=; b=c4jOnM9QEkWDqPrR+CsDuHhhX2WaAYDyMzb0l2y9LULpcKUAItkDpwx5lt6sjg4kE+ UyPAFDmu4aR2C5snhubvV28QfEVemUgyCWRvisVCCCtw36vDRb/fgyIausDx0hNS7+xB 57jqpD25HqdsXSXljGRYdGUfnjEXAFbQ7tRukTAtUzlFgb7gjcHlLxIdbLmijBrHhplW QXCoglWLdYwq97XzTljwFvTr1dlmJZse6/8/FGPS3aNtVUUL+cq8i55XS+mWTpYQcdLZ suuPqkJnieST71cj0UPW5T8J/XmqrgQFIarUYWIDiIAHpbJN4c6bRBxXmyh+4IEipQrM Z5Vg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758657656; x=1759262456; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=jvM5EG3LMIQuZITndtrZP0Eki684ON50PFEBay054lA=; b=Iq5e7+J5KOUxTpKeLcAo2jeEwwyHQYxxFnm8LvMtlpDgIyYl/x5cOay7cddmL697zI vx74Yj/+IOn0Gz9KgD2xsvMhgMYfpB3AIjv3ieNriwCtZlx7ofEAyVmnL4wLsXji2i3Y C0YAy8ySkOHItdl6tdGlspRYGXNlc5NZFygXihVA30FQGAyBrAgpE6TcxEUtip5ckA4J xooAn366sN8AosjkiNIXkGep1JWxzMMwebINwqn6VPkpGjlcTJaF+WIKjD+OXlyeWzS4 7CB/hcMojeo0/sd1nWIatzv/jvgbGxP8UfmoONqMYQf5ra/aPDDxyf3Zyy6Do53VmJAM cS1g== X-Forwarded-Encrypted: i=1; AJvYcCWPq8yr7f4BAGOWVJZSztjScjVQjKBMbXrhyetCnPOFNJpdwXMrtYZpuF9TILwknyV4wdAIzew=@vger.kernel.org X-Gm-Message-State: AOJu0YxAN1vAhulWxZVGmgPpds08G21aQSuzO3ttUpN5D+4098SStXtg EYFzTCWfE9LsTKEHuO5dmTERgoY7i9SV3zsUlv9v8lQ4zjNNIixxMV1r X-Gm-Gg: ASbGncteDBgqzpRsneTrktgc+KB9rd6XM6hzDxtu7wo/QihGaWB7VDM8EDZFVYnDqNM ryxmNv4IeyMWfze4DvmwGW1CSzbdVzVRE6aPjm+DEAns4dOeobphKiVMcyHlCfTItA7E34ryvaK 3LyR+V2EevtWl21NSb8sVUvxp0H1BDnsRowgdz8cw46e3elDvGVAWhxpJebcbLnz71WgrtWgrU2 tGILpDnFzuzhrVNGK0AfrBP2qTdyxZxsYE3wUD05q9B7bGZ3FwdjxZ3VCfkuopjGsZbZyTIHNds lcO3lm878tYqiK/l88zA+raZ/2reztKeINqgdA8ooMYDAK5oqyDLuBZefwj5fSLgoDCapw6TiGx Qdmgnv0TfyZwwXAWjIZ9mySQP X-Google-Smtp-Source: AGHT+IFnbqnzDpvcF1npAo3gJlRiN0aWJNOZlV40ujMaGftot7QGowUdecTibpSbqF5TWABjiIk+nA== X-Received: by 2002:a17:907:3f1b:b0:afe:88ac:ab9 with SMTP id a640c23a62f3a-b302c10a6acmr180708366b.9.1758657655543; Tue, 23 Sep 2025 13:00:55 -0700 (PDT) Received: from bhk ([165.50.1.144]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b2ac72dbe92sm672074066b.111.2025.09.23.13.00.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Sep 2025 13:00:55 -0700 (PDT) From: Mehdi Ben Hadj Khelifa To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, donald.hunter@gmail.com, andrew+netdev@lunn.ch, ast@kernel.org, daniel@iogearbox.net, hawk@kernel.org, john.fastabend@gmail.com, matttbe@kernel.org, chuck.lever@oracle.com, jdamato@fastly.com, skhawaja@google.com, dw@davidwei.uk, mkarsten@uwaterloo.ca, yoong.siang.song@intel.com, david.hunter.linux@gmail.com, skhan@linuxfoundation.org Cc: horms@kernel.org, sdf@fomichev.me, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org, Mehdi Ben Hadj Khelifa Subject: [PATCH RFC 4/4] net: veth: Implement RX queue index XDP hint Date: Tue, 23 Sep 2025 22:00:15 +0100 Message-ID: <20250923210026.3870-5-mehdi.benhadjkhelifa@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250923210026.3870-1-mehdi.benhadjkhelifa@gmail.com> References: <20250923210026.3870-1-mehdi.benhadjkhelifa@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Implement xmo_rx_queue_index callback in veth driver to export queue_index for use in eBPF programs. Signed-off-by: Mehdi Ben Hadj Khelifa --- drivers/net/veth.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/net/veth.c b/drivers/net/veth.c index a3046142cb8e..be76dd292819 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -1692,6 +1692,17 @@ static int veth_xdp_rx_vlan_tag(const struct xdp_md *ctx, __be16 *vlan_proto, return err; } +static int veth_xdp_rx_queue_index(const struct xdp_md *ctx, u32 *queue_index) +{ + const struct veth_xdp_buff *_ctx = (void *)ctx; + + if (!_ctx->xdp.rxq) + return -ENODATA; + + *queue_index = _ctx->xdp.rxq->queue_index; + return 0; +} + static const struct net_device_ops veth_netdev_ops = { .ndo_init = veth_dev_init, .ndo_open = veth_open, @@ -1717,6 +1728,7 @@ static const struct xdp_metadata_ops veth_xdp_metadata_ops = { .xmo_rx_timestamp = veth_xdp_rx_timestamp, .xmo_rx_hash = veth_xdp_rx_hash, .xmo_rx_vlan_tag = veth_xdp_rx_vlan_tag, + .xmo_rx_queue_index = veth_xdp_rx_queue_index, }; #define VETH_FEATURES (NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HW_CSUM | \ -- 2.51.0