From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=94.136.29.106 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792767442; b=0jbbKa6g1t8BD/LnRg8P9MKnIX6PiYO/oJsNYxum69WzRaomjyiH90gruOn2jQ/gbkDN lFqFmJslgu9j4VDjk8NozjdfLZPM+98r9uODfJr96M8NYQ3du4n69BFio6GDwBo0SwQvK GjxqwxOgjcG4XmXGzg1VvjLPYzwvsjcsVn31xk1OMzXu5gCGhsEK+2M+KqZCAH21pB6N6 qeUfgWbMJ+3+se3+xplOLwH1Dh8buuk791OMb3lJ8ZYAGii49qRbXvHf8oPm70zY6YFGW 9s3akYb20ldqGyi5uw9eqjKF4dnz26m0PCD2zHlY690gGcRI0LI2tymKdAUxNTdYdTA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792767442; h=DMARC-Filter:Received:Date:From:To:Cc:Subject:Message-ID:References: MIME-Version:Content-Type:Content-Disposition:In-Reply-To:User-Agent: X-Bm-Milter-Handled:X-Bm-Transport-Timestamp; bh=0lwMOiNkthhctaKLDDOIKiUMr88TjVYuo1oUG7xr05Q=; b=vTcaWNj5Xazf0U6vakZPuJ1cZi6XDeGPTA3msMWlEla9HXTRY3YYwaSoPAfpHGYX2K7x C3u9IJGNF21+sKQOT6xSLrxAhfBryXP6/Orv5SzzDGjPsDKLq0vfVDH601zQlPlSd8yra S3oduMUOMtv7rHKZaeQWIVKOBt8J+m/ARvsufu3WPdk/E2oCUteEmCBVq4KNQzfvrnIlg vRvhKUiOLY+GJjrLxzdoCjpz1zYf87WlvPMLwB0geuDyw/UkjnksT7+XZ8aU1pYuCSoBH PMHoC7b+aoro5Ksgm/4V0WaIkiOmUBanLoUXWfZaZNRuQt6ar2E7lGSPbc26q+iKXkQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none header.from=proxmox.com; spf=pass smtp.mailfrom=proxmox.com; arc=none smtp.remote-ip=94.136.29.106 Received: from proxmox-new.maurer-it.com (proxmox-new.maurer-it.com [94.136.29.106]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A8265606A31D; Fri, 23 Oct 2026 14:57:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org A8265606A31D Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=proxmox.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=proxmox.com Received: from proxmox-new.maurer-it.com (localhost.localdomain [127.0.0.1]) by proxmox-new.maurer-it.com (Proxmox) with ESMTP id 81EF440EB5; Fri, 23 Oct 2026 16:57:18 +0200 (CEST) Date: Fri, 23 Oct 2026 16:57:16 +0200 From: Gabriel Goller To: Hannes Laimer Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Nikolay Aleksandrov , Ido Schimmel , Petr Machata , David Ahern , Simon Horman , Shuah Khan , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH net 0/2] vxlan: keep reserved_bits on changelink Message-ID: References: <20261023-b4-vxlan-changelink-gbp-v1-0-f0d13951c09b@proxmox.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20261023-b4-vxlan-changelink-gbp-v1-0-f0d13951c09b@proxmox.com> User-Agent: NeoMutt/20260504 X-Bm-Milter-Handled: 55990f41-d878-4baa-be0a-ee34c49e34d2 X-Bm-Transport-Timestamp: 1792767437956 On 23.10.2026 13:14, Hannes Laimer wrote: > Currently reserved_bits are reset on every changelink. This leads to > packets using extensions that were enabled on creation being dropped > after a changelink. The first commit describes the problem and > solution in more detail and the second just adds a selftest for this. > > Signed-off-by: Hannes Laimer Gave it a quick spin in a vng instance, consider: Tested-by: Gabriel Goller Reviewed-by: Gabriel Goller > --- > Hannes Laimer (2): > vxlan: keep reserved_bits across changelink > selftests: forwarding: vxlan_reserved: add gbp changelink test > > drivers/net/vxlan/vxlan_core.c | 2 +- > tools/testing/selftests/net/forwarding/vxlan_reserved.sh | 15 +++++++++++++++ > 2 files changed, 16 insertions(+), 1 deletion(-) > --- > base-commit: 734bef548a96e8774d6eef5dfa2026c6edc4e80b > change-id: 20261023-b4-vxlan-changelink-gbp-de5e81eed8d1 > > Best regards, > -- > Hannes Laimer