From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (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 862EC15E1EE; Thu, 18 Apr 2024 10:53:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=85.214.62.61 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713437630; cv=none; b=laaB4ffyPlCuVLMyy0YpOkksyuoRtYxRHqW8CM0Vy3Va9/u7Tcy6dsyK3KRRNDomwuf1M2D5wyNra85AQ2crpQ0NMiV2sCjlI3W+B8AXzA/eBuNGNNyTvIrlcaQT/THbWve3y7EDSEwM/86KqFa4UegyB0KxYirTSomyh9H4RMA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713437630; c=relaxed/simple; bh=0bMymNfyilD0mEZmB2VOm3tjTxQImGlD7fHVsxlSUZo=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=itfaASZnwYvVdqR1zQOzy2StAv8VJ/vUiLI4OpP//3RR354wtdNLFeg5XHfRXTfIUK80NLyT8b1C+jfC4ziGLhUMhoV2h9xT1+nZyWZK/pwD85wB3QvQeac38tt85gRu2rL1rOCEowLhBkYyex9BONbrewge62Zbg26IbH0YHs0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=denx.de; spf=pass smtp.mailfrom=denx.de; dkim=pass (2048-bit key) header.d=denx.de header.i=@denx.de header.b=UCO4Z4Rs; arc=none smtp.client-ip=85.214.62.61 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=denx.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=denx.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=denx.de header.i=@denx.de header.b="UCO4Z4Rs" Received: from wsk (85-222-111-42.dynamic.chello.pl [85.222.111.42]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: lukma@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 34549884D0; Thu, 18 Apr 2024 12:53:43 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1713437626; bh=Hr5k1M/26cGwCrFIGpMIAqPOxeHJ0YhH3NLKzZ9M5q8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=UCO4Z4RsJN5FsP/0P5noDLYR15AsfXdyCm5VEOm+qoL7DU99xtdt2C69DRrTEqUYD VI1pxGuUAOJFWbQ4y9GWYpVuIpxR9E0QQYLAjMpIj555gNfBSWS3B474YLs3G+seVa rX3qKVHdYB0znglvbxpVRvY0yfAXQ+IO9lMi9rVQRzas+TzxlnqYmXpLhr8sgc+42w GE0fQfp6tQiiPceXlGIikChhrQNfcuWhmrLkbjNwx0/qxcnx36pMmq/QZZ2VMkcCik 8jlvrtJQSisU9micFB4h4xsnvVDpclq3PW+OqXFCr7vDAFVX3AMNWA6U9x97eAPBe6 P5Vk8BcajrQhQ== Date: Thu, 18 Apr 2024 12:53:36 +0200 From: Lukasz Majewski To: Paolo Abeni Cc: netdev@vger.kernel.org, Andrew Lunn , Eric Dumazet , Vladimir Oltean , "David S. Miller" , Jakub Kicinski , Oleksij Rempel , Tristram.Ha@microchip.com, Sebastian Andrzej Siewior , Ravi Gunasekaran , Simon Horman , Nikita Zhandarovich , Murali Karicheri , Jiri Pirko , Dan Carpenter , Ziyang Xuan , Shigeru Yoshida , "Ricardo B. Marliere" , linux-kernel@vger.kernel.org Subject: Re: [net-next PATCH v5 1/4] net: hsr: Provide RedBox support (HSR-SAN) Message-ID: <20240418125336.7305d545@wsk> In-Reply-To: <497b3f9b6d91a076c67f959ba878583a91b03cf5.camel@redhat.com> References: <20240415124928.1263240-1-lukma@denx.de> <20240415124928.1263240-2-lukma@denx.de> <497b3f9b6d91a076c67f959ba878583a91b03cf5.camel@redhat.com> Organization: denx.de X-Mailer: Claws Mail 3.19.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/o5cE9Pr733kdcosiTR3KCdG"; protocol="application/pgp-signature"; micalg=pgp-sha512 X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean --Sig_/o5cE9Pr733kdcosiTR3KCdG Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Paolo, > On Mon, 2024-04-15 at 14:49 +0200, Lukasz Majewski wrote: > > Introduce RedBox support (HSR-SAN to be more precise) for HSR > > networks. Following traffic reduction optimizations have been > > implemented: > > - Do not send HSR supervisory frames to Port C (interlink) > > - Do not forward to HSR ring frames addressed to Port C > > - Do not forward to Port C frames from HSR ring > > - Do not send duplicate HSR frame to HSR ring when destination is > > Port C > >=20 > > The corresponding patch to modify iptable2 sources has already been > > sent: > > https://lore.kernel.org/netdev/20240308145729.490863-1-lukma@denx.de/T/ > >=20 > > Testing procedure: > > ------------------ > > The EVB-KSZ9477 has been used for testing on net-next branch > > (SHA1: 5fc68320c1fb3c7d456ddcae0b4757326a043e6f). > >=20 > > Ports 4/5 were used for SW managed HSR (hsr1) as first hsr0 for > > ports 1/2 (with HW offloading for ksz9477) was created. Port 3 has > > been used as interlink port (single USB-ETH dongle). > >=20 > > Configuration - RedBox (EVB-KSZ9477): > > if link set lan1 down;ip link set lan2 down > > ip link add name hsr0 type hsr slave1 lan1 slave2 lan2 supervision > > 45 version 1 ip link add name hsr1 type hsr slave1 lan4 slave2 lan5 > > interlink lan3 supervision 45 version 1 ip link set lan4 up;ip link > > set lan5 up ip link set lan3 up > > ip addr add 192.168.0.11/24 dev hsr1 > > ip link set hsr1 up > >=20 > > Configuration - DAN-H (EVB-KSZ9477): > >=20 > > ip link set lan1 down;ip link set lan2 down > > ip link add name hsr0 type hsr slave1 lan1 slave2 lan2 supervision > > 45 version 1 ip link add name hsr1 type hsr slave1 lan4 slave2 lan5 > > supervision 45 version 1 ip link set lan4 up;ip link set lan5 up > > ip addr add 192.168.0.12/24 dev hsr1 > > ip link set hsr1 up > >=20 > > This approach uses only SW based HSR devices (hsr1). > >=20 > > -------------- ----------------- ------------ > > DAN-H Port5 | <------> | Port5 | | > > Port4 | <------> | Port4 Port3 | <---> | PC > > | | (RedBox) | | (USB-ETH) > > EVB-KSZ9477 | | EVB-KSZ9477 | | > > -------------- ----------------- ------------ =20 >=20 > The above description is obsoleted by follow-up tests, right? >=20 No, it is still valid if one would like to use/test this code on two KSZ9477-EVB boards. However, I can add also information referring to hsr_redbox.sh tests as well. > Thanks, >=20 > Paolo >=20 Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Erika Unter HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de --Sig_/o5cE9Pr733kdcosiTR3KCdG Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEgAyFJ+N6uu6+XupJAR8vZIA0zr0FAmYg+7AACgkQAR8vZIA0 zr1mhQgAuvTF/ITyY9rqDnd8OVYrmLANtF+DZvm3ILNdaNFE3/lZRmEPJVJ1TxuC SWoOZGbpJzY/8cFPfa93Jlt2nHn/jdAKkQloNoGFc0eE+oJ7eJiavFchYyipVsVI 2/iFYckysXYsnIykYZ42Ck7FrhEtOXJqrmjG7WrwqCoHg2n940v8+mXLP5X/l5xF 3xL/joKPEq00ejTrnNCSwCcLrsq/JAh9mMoVWpGsklv8zqupOkrzh5Bx7Ogl/QVN i4F/GWY/8H153ThxkCo5FaM4d4itzTQx8OEAm5D/Mg+wGxF4n2ESjyUbjm3D4RcB 19O15jHVzVH1RDHI10+ozb3exZ11/Q== =iMUr -----END PGP SIGNATURE----- --Sig_/o5cE9Pr733kdcosiTR3KCdG--