From: Gabriel Goller <g.goller@proxmox.com>
To: Hannes Laimer <h.laimer@proxmox.com>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@kernel.org>,
Jakub Kicinski <kuba@kernel.org>,
Paolo Abeni <pabeni@redhat.com>,
Nikolay Aleksandrov <razor@blackwall.org>,
Ido Schimmel <idosch@nvidia.com>,
Petr Machata <petrm@nvidia.com>,
David Ahern <dsahern@kernel.org>,
Simon Horman <horms@kernel.org>, Shuah Khan <shuah@kernel.org>,
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
Date: Fri, 23 Oct 2026 16:57:16 +0200 [thread overview]
Message-ID: <att1fackTBBZxPgy@luna.proxmox.com> (raw)
In-Reply-To: <20261023-b4-vxlan-changelink-gbp-v1-0-f0d13951c09b@proxmox.com>
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 <h.laimer@proxmox.com>
Gave it a quick spin in a vng instance, consider:
Tested-by: Gabriel Goller <g.goller@proxmox.com>
Reviewed-by: Gabriel Goller <g.goller@proxmox.com>
> ---
> 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 <h.laimer@proxmox.com>
prev parent reply other threads:[~2026-10-23 14:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-23 11:14 Hannes Laimer
2026-10-23 11:14 ` [PATCH net 1/2] vxlan: keep reserved_bits across changelink Hannes Laimer
2026-10-23 11:14 ` [PATCH net 2/2] selftests: forwarding: vxlan_reserved: add gbp changelink test Hannes Laimer
2026-10-23 14:57 ` Gabriel Goller [this message]
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