From nobody Wed Sep 10 11:04:42 2025 Received: from mail-ed1-f41.google.com (mail-ed1-f41.google.com [209.85.208.41]) (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 9F40C374292; Fri, 5 Sep 2025 17:07:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757092067; cv=none; b=bzpL/7KmKDawLIUl7NSI+LYgo7sVNmQa4v5vMy0Pp1wmWR+WTDmZpPr1i9FXJtSc94MIw/A66xqlaKxOa2qoi+sPiQXz1uBKJvOc9sx9RtQAYskWghjdnzphHKxhgcZu4GDN4miB9MtdTMxB4wLbueyTK563MltucSuvnzYchzo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757092067; c=relaxed/simple; bh=3aXidoCnjwjLlFAFt83SYhSNY9u5/DbQjFuEPX/ClMk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=qUhQziS7Hx7EI7TwfbOcaOlmM3bbNnppdLYZq4Xb5mU6YsgqHiIqa0y8I5U+Z62zZ0Z5/hdNKPpP68b5WVnIx1pmYC5D+nLrhath+/xO+m6LFuv1iXFG2BUN4mVCcUp+y7u4UAgYZtXuWor8A6HSZZk2P2qwdxPfA8tgUPs2mRM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=debian.org; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.208.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=debian.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-ed1-f41.google.com with SMTP id 4fb4d7f45d1cf-61a8c134533so4447944a12.3; Fri, 05 Sep 2025 10:07:45 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757092064; x=1757696864; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hPOh83BwsxUoqeI+xJ5O/OzWhrMRpIrMTjO1JPoh9E0=; b=WChw8X0QAyFyJXC/Vt1tlQe7ixA5IAS+HQbV7dyezOCmXN1nj6bJczjrN2QWXQWhy3 Tsqqra4jHcyCFAjxu+qZLdRPlX+rBLnXoMzewWB/aZIUdVA9VXcSjlnDZqinGT17GP2t XXsplGFYlXhDEKPadEgXLpThwQrc3Iw+zgettKiyIzvJUqVcCX91pNVi2/zVjQfRm8dW x7zUwiQdv6CEavLGKs3P27ZXxpTAXu1ttJrvCEdy5UGwzNLwmiXa1iXk1mhDuRR7A4+F zX8w9671RCwyYxS32io6TAcQXTvzzWTFuLGd+tgEOmbWtYPYvOlDJCzO2KvPmWdvKRwt kEvQ== X-Forwarded-Encrypted: i=1; AJvYcCVr36u2Z4bxGDYxkVp28crRoDfns6Mu2ozV08qGs9FuWWtNBV03bcx8K9XozNIBvBdJ0hq5V9ayInbd/KA=@vger.kernel.org X-Gm-Message-State: AOJu0YyfD7IDG+5kWclfOZ0VibJXo85MHuy3V7YR4huh0cxawmdiDRAM l/NhtJR+fwa+w/uTsTBmFwpWRfq+z9q5r/Xp9r/qttx2GVYuEy2Ni7df X-Gm-Gg: ASbGnctATNBFzM9yGdu6ChxVJ48lOyVtIiLg4lh//wixrenyGGm313CHu0Zw1b/8nNm 7WU8nODX5qXNugKsSgkq/W43Tq2WkvUcPNphE6QBWQ1cuTFWBrnRYp30TY8d8Yx+H0AGhqqJH3a gLipml80ERbIh5P8x6LU+CIUS+fiXIDWwT4yr6PZQ/8ZuQyH07XlmjmdKFZbKzvqA+miiI7N+wJ 7svu7sh/OXJIKB/RIMmbswoUT/FX9z5v0PKF9p7Tmygk2MlwpkuKBnvapMgYV4zP2lJPpmjOmuy 1O/R5zI4BB0uylTASzupJA8foUjq5YnQHtJx8wFne1u5mvUnK3RA/G12ChDrinVpLCZnlobr9Nk q3WR0mHnyIOJNmLquCJgu2972 X-Google-Smtp-Source: AGHT+IFHB/021clnQGQ9l2V/ebhPpnhyDNv4aANIU9IER24mAVYd7lakHWEK5C+0sF2ladD2UZSv7Q== X-Received: by 2002:a05:6402:210c:b0:61e:a5c8:e830 with SMTP id 4fb4d7f45d1cf-61ea5c8e868mr16151197a12.1.1757092063706; Fri, 05 Sep 2025 10:07:43 -0700 (PDT) Received: from localhost ([2a03:2880:30ff:71::]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-61cfc1c77d0sm17028678a12.11.2025.09.05.10.07.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Sep 2025 10:07:43 -0700 (PDT) From: Breno Leitao Date: Fri, 05 Sep 2025 10:07:26 -0700 Subject: [PATCH RFC net-next 7/7] net: virtio_net: add get_rxrings ethtool callback for RX ring queries Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250905-gxrings-v1-7-984fc471f28f@debian.org> References: <20250905-gxrings-v1-0-984fc471f28f@debian.org> In-Reply-To: <20250905-gxrings-v1-0-984fc471f28f@debian.org> To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , kuba@kernel.org, Simon Horman , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , =?utf-8?q?Eugenio_P=C3=A9rez?= , Andrew Lunn Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux.dev, Breno Leitao , jdamato@fastly.com, kernel-team@meta.com X-Mailer: b4 0.15-dev-dd21f X-Developer-Signature: v=1; a=openpgp-sha256; l=1593; i=leitao@debian.org; h=from:subject:message-id; bh=3aXidoCnjwjLlFAFt83SYhSNY9u5/DbQjFuEPX/ClMk=; b=owEBbQKS/ZANAwAIATWjk5/8eHdtAcsmYgBouxjSrAs1Sm+xxMdVGyejtHHGgv9lU+1AEZcr8 HRgIm5+yvKJAjMEAAEIAB0WIQSshTmm6PRnAspKQ5s1o5Of/Hh3bQUCaLsY0gAKCRA1o5Of/Hh3 bSzdD/9VZrqjup5ByMvV1ARdrXaNOQAT0EzCwe6eGJSqbeLxU6C5ECSqaD2RYn6tKOwqGGwr0aK KNWlZc7acHG7tdwqHvzcctsE6HsC5bFDsVO7N4AdhNiZtz0b/U0FLDYas4mtVQyw68PRhffmMBX boWG8bfFtjAj4MvMwVbFlWNYsIbL/FNHgMx/7zj5pLzAWB4HFASzWEkpq2dgQdittZ05EpETn1u UMRVxB5cG7Gebm0jD0L86pan6rSQlaLr6VZDUN+zQkUsP9aO9YY99Zux7c+u16ZWaVS9AskwOze ce80xTgM9pgAz9S1WQyDCC0w1xLbw/zfZI2Y3xTUpD3oRC+QmRBzezdCnD3+6inNbf/QyNGqwpL 30d8WBTuEcCMXqKPYwmWgaEL30ljXdjT89l4Q4xyzMgGLc3WMBxLXUlFVq4AfW8JeSeIpITb/lj 9RX94ORn0vcc4wgenLBxht/1Y0JIRyWYr7JIz/CIfhlnbEl0VSaCNK0gFCMKf6u7DYpd29s5tZV l1WXHx3tdLMBIFtlbM2dAzS9eBBb8fbeh4QOju85Y4GOs5qozuuFsLZETAq1ZkJF1PdzeTWg+sP /1ig8EsSB8pIvbnuafh054c5DHfMc2I1IFr1eeVvrnu2Z3LzDJroipiBciPKHFPubblQW/PfxGa UOYSQ23i/cdj7GQ== X-Developer-Key: i=leitao@debian.org; a=openpgp; fpr=AC8539A6E8F46702CA4A439B35A3939FFC78776D Replace the existing virtnet_get_rxnfc callback with a dedicated virtnet_get_rxrings implementation to provide the number of RX rings directly via the new ethtool_ops get_rxrings pointer. This simplifies the RX ring count retrieval and aligns virtio_net with the new ethtool API for querying RX ring parameters. Signed-off-by: Breno Leitao --- drivers/net/virtio_net.c | 15 +++------------ 1 file changed, 3 insertions(+), 12 deletions(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 975bdc5dab84b..942ae55e8897d 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -5610,20 +5610,11 @@ static int virtnet_set_rxfh(struct net_device *dev, return 0; } =20 -static int virtnet_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc = *info, u32 *rule_locs) +static int virtnet_get_rxrings(struct net_device *dev) { struct virtnet_info *vi =3D netdev_priv(dev); - int rc =3D 0; =20 - switch (info->cmd) { - case ETHTOOL_GRXRINGS: - info->data =3D vi->curr_queue_pairs; - break; - default: - rc =3D -EOPNOTSUPP; - } - - return rc; + return vi->curr_queue_pairs; } =20 static const struct ethtool_ops virtnet_ethtool_ops =3D { @@ -5651,7 +5642,7 @@ static const struct ethtool_ops virtnet_ethtool_ops = =3D { .set_rxfh =3D virtnet_set_rxfh, .get_rxfh_fields =3D virtnet_get_hashflow, .set_rxfh_fields =3D virtnet_set_hashflow, - .get_rxnfc =3D virtnet_get_rxnfc, + .get_rxrings =3D virtnet_get_rxrings, }; =20 static void virtnet_get_queue_stats_rx(struct net_device *dev, int i, --=20 2.47.3