From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) (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 6C8754A2A5E; Mon, 28 Sep 2026 11:20:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.154.123 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790594417; cv=none; b=lIocy6c4EEJkX33olFG5FenyRb0HkR2hkALui2yBAp5Roi9YvxfOKZb8w9fIk1nLJcdOv1fXkKTqHms1eiWdZpkAdN3hwab8Ts4NFCzzPYw8zLVLWbGIwAxu+tPH5Ra4zv1TXT1rRut21F235EZbu9eXSY4GH7JFPvCElhX+m1Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790594417; c=relaxed/simple; bh=eVKVz8zyU/xkTeKcO8zjXPp4Q0x6ugEWp8ba6melv2o=; h=Date:From:To:CC:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=u92K7mdyy4xf/N2pBrowP30F5yXvRrV3byzC9lvNjMQwXVmb2ycGdQUze8E5NFx71aMXMS7x0V/uiYNE/dKZjvHNTDSDQzl3zsRCavXfujiDHsoC78z9x+K9E48RG8QTvOaOdai1qRT/b4AoEuuD54Z2iazlYzO/YRXr2GpIKdI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=tub8Nfby; arc=none smtp.client-ip=68.232.154.123 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="tub8Nfby" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1790594420; x=1822130420; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=eVKVz8zyU/xkTeKcO8zjXPp4Q0x6ugEWp8ba6melv2o=; b=tub8NfbyTgyJZQwGE30zLMS/3P5O8ZDE5+uGJpJsnUfKFc2GC9Rs+73W 8Rd9w+PANSCcXD6mLEeTlDu0fp2hRwbk+2mPOOJrMKPSXxD/J8S0UmSau RZYfpY6Rfqam6Mrm3FIL7378I4NiJ04cEc9f1gIOcV831QQZ7RddblB/y gHgGtJmveLBXabLI9+vajcvIfCBYhhzJpNctWRAEhBQ07ToCBZQxAF1yO /DFj7k0FPySNSVUQKlISfbCSmHKTQ6v6S7tEgmog2q1A2EyGdcMZTNtGN DB7IEoy9fTX4UDdEwniCD/t3MlV5mZZONrmvBvSaJza2hH99/r3TT4l9m g==; X-CSE-ConnectionGUID: Rcqqv1qZS4SmX2CMsJEirg== X-CSE-MsgGUID: dGnnbf+FQx6LrQWEDpPxLA== X-IronPort-AV: E=Sophos;i="6.27,128,1787036400"; d="scan'208";a="63313098" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa4.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 28 Sep 2026 04:20:19 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.58; Mon, 28 Sep 2026 04:20:13 -0700 Received: from DEN-DL-M70577 (10.10.85.11) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.58 via Frontend Transport; Mon, 28 Sep 2026 04:20:04 -0700 Date: Mon, 28 Sep 2026 13:20:00 +0200 From: Daniel Machon To: Quentin Freimanis CC: , Andrew Lunn , "David S. Miller" , Eric Dumazet , "Jakub Kicinski" , Paolo Abeni , Steen Hegelund , , Lars Povlsen , Bjarni Jonasson , , Subject: Re: [PATCH net] net: sparx5: make ports inherit the switch base mac address type Message-ID: <20260928112000.uzvaqkbaapiyjd2v@DEN-DL-M70577> References: <20260928045012.30178-1-quentin@q-lab.dev> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20260928045012.30178-1-quentin@q-lab.dev> > When the switch uses a random base MAC address it does not mark each > port's address as random: > > $ dmesg | grep "MAC addr" > sparx5-switch e00c0000.switch: MAC addr was not set, use random MAC > $ cat /sys/class/net/eth0/addr_assign_type > 0 > > 0 is NET_ADDR_PERM, so userspace thinks this is a stable address. Fix by > tracking the base MAC address assign type in the sparx5 struct and > applying it to each port's netdev. > > Fixes: f3cad2611a77 ("net: sparx5: add hostmode with phylink support") > Signed-off-by: Quentin Freimanis Reviewed-by: Daniel Machon