netdev - Re: [PATCH net 0/2] gre: Revert IPv6 link-local address fix.

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Message-ID: <539b6ba2-744e-4e96-bc88-80e5e5d030e0@redhat.com>
Date: Wed, 19 Mar 2025 23:04:31 +0100
From: Paolo Abeni <pabeni@...hat.com>
To: Guillaume Nault <gnault@...hat.com>, David Miller <davem@...emloft.net>,
 Jakub Kicinski <kuba@...nel.org>, Eric Dumazet <edumazet@...gle.com>
Cc: netdev@...r.kernel.org, Simon Horman <horms@...nel.org>,
 David Ahern <dsahern@...nel.org>, Antonio Quartulli <antonio@...delbit.com>,
 Ido Schimmel <idosch@...sch.org>, Petr Machata <petrm@...dia.com>,
 Stanislav Fomichev <stfomichev@...il.com>
Subject: Re: [PATCH net 0/2] gre: Revert IPv6 link-local address fix.

On 3/19/25 10:26 PM, Guillaume Nault wrote:
> Following Paolo's suggestion, let's revert the IPv6 link-local address
> generation fix for GRE devices. The patch introduced regressions in the
> upstream CI, which are still under investigation.
> 
> Start by reverting the kselftest that depend on that fix (patch 1), then
> revert the kernel code itself (patch 2).
> 
> Guillaume Nault (2):
>   Revert "selftests: Add IPv6 link-local address generation tests for
>     GRE devices."
>   Revert "gre: Fix IPv6 link-local address generation."
> 
>  net/ipv6/addrconf.c                           |  15 +-
>  tools/testing/selftests/net/Makefile          |   1 -
>  .../testing/selftests/net/gre_ipv6_lladdr.sh  | 177 ------------------
>  3 files changed, 6 insertions(+), 187 deletions(-)
>  delete mode 100755 tools/testing/selftests/net/gre_ipv6_lladdr.sh

I'm going to apply this series well below the 24 grace period, to fit
tomorrow's PR.

Any feedback more than welcome, but it need to be fast ;)

Thanks,

Paolo