From nobody Sun May 24 18:44:13 2026 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.4]) (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 4B2133E9C26; Fri, 22 May 2026 11:41:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779450121; cv=none; b=j0ZRoN3sz82nfuSzF7+MX1gMrYKgxL+ejTHFKQiPv4K4tACmEfBAzrfRaMTwmFXgj78fJuy8BXKuwqBlbpW278vAZc5pS7ooRur+YD/zY2HYz1rbtJtTUUQJQezfTGFNc/SjqNNr9vZJL7aka9CtlykLmKNkdEveMccRAOsbtCk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779450121; c=relaxed/simple; bh=j+tqSrbqxTMcje4dpkGMAy+RC/p7uGOoNZNdoC1jmbk=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=dGHOmZq96B+sBQj+ERiVHUpS2qkUBSAxpb79UWKaoTFpNB7aBZPcLaSonXpqZzOr7yeR6zxsZg8pAa0DrOEzcr6r9CoYLaXnQPWDojDv31hCq9PVK+JpqDCNZxkyJf0pILYfpj/eOGdGhc2lXGtr+8ldp6nZnNLYyuX9sMqelms= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=O2ZRY8aE; arc=none smtp.client-ip=220.197.31.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="O2ZRY8aE" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=jr JlQhhvcM9ny9uWA43zdm3Z7J4LJGqTaSQepn0MtGg=; b=O2ZRY8aE49GZn/A3yn GPBAl0UQTaeuNUv8n3GEACtO6Q34gaHoGWlE1tJw62Hum6Khc9SaqUBsM3EL+vVn IbHBjXnXGUaOX7tLWnCxoVsNcjADKaN6tljTGWEWomixcgum7Rw9CUUjQMMf+zox gz1rZL/GZTY3wOxf9k9mtkg/Y= Received: from Precision-7960.. (unknown []) by gzga-smtp-mtada-g1-4 (Coremail) with SMTP id _____wAHXsn1QBBq5h1YDA--.22257S2; Fri, 22 May 2026 19:41:42 +0800 (CST) From: Hans Zhang <18255117159@163.com> To: bhelgaas@google.com Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Hans Zhang <18255117159@163.com> Subject: [PATCH] PCI/VPD: Add Realtek 8126 to VPD blacklist Date: Fri, 22 May 2026 19:41:34 +0800 Message-ID: <20260522114135.2104890-1-18255117159@163.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: _____wAHXsn1QBBq5h1YDA--.22257S2 X-Coremail-Antispam: 1Uf129KBjvJXoW7uF17CF47Ar48GryUtrW5Jrb_yoW8JFy5pr Z8Wa18CFWFgr18XF4qgw1qkas8Za4vqFy0krySgwnFgan5CF1UZ3y3tF90qr15trZxXryU Xwn8A3y8Ga1DWr7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x0zZjgJUUUUUU= X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/xtbC7Bbrj2oQQPZZSwAA3A Content-Type: text/plain; charset="utf-8" The Realtek 8126 Ethernet controller advertises VPD capability but returns invalid data when VPD is read, leading to kernel messages like: r8169 ... invalid VPD tag 0x00 (size 0) at offset 0; assume missing optional EEPROM and pcilib reporting "sysfs_read_vpd: read failed: No such device". Add the device to the VPD blacklist to suppress these errors. Signed-off-by: Hans Zhang <18255117159@163.com> --- drivers/pci/vpd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/vpd.c b/drivers/pci/vpd.c index 153394a652d3..fbc34cd842ac 100644 --- a/drivers/pci/vpd.c +++ b/drivers/pci/vpd.c @@ -590,6 +590,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LSI_LOGIC, 0x002= f, quirk_blacklist_vpd); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LSI_LOGIC, 0x005d, quirk_blacklist_= vpd); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LSI_LOGIC, 0x005f, quirk_blacklist_= vpd); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATTANSIC, PCI_ANY_ID, quirk_blackli= st_vpd); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_REALTEK, 0x8126, quirk_blacklist_vp= d); /* * The Amazon Annapurna Labs 0x0031 device id is reused for other non Root= Port * device types, so the quirk is registered for the PCI_CLASS_BRIDGE_PCI c= lass. --=20 2.43.0