Re: [Openvpn-devel] [PATCH 1/2] dco-freebsd: pass address scope to the kernel

[Kristof P. <kpr...@ne...>]

On 29 Jul 2025, at 13:07, Gert Doering wrote:
> On Tue, Jul 29, 2025 at 12:55:29PM +0200, Kristof Provost via 
> Openvpn-devel wrote:
>> This requires kernel side support: 
>> [https://reviews.freebsd.org/D51596](https://reviews.freebsd.org/D51596)
>
> I did not yet test it, but I assume that including scope-id in the
> message to an older kernel will not break anything for non-LLA peers?
>
Correct. That’s why we’re using nvlists in the ioctl path. We can 
add fields without confusing either kernel or userspace. They’ll just 
be ignored.

—
Kristof