From: Jakub Kicinski <kuba@kernel.org>
To: Fernando Fernandez Mancera <fmancera@suse.de>
Cc: netdev@vger.kernel.org, davem@davemloft.net, edumazet@google.com,
pabeni@redhat.com, horms@kernel.org, dsahern@kernel.org,
rbm@suse.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/11 net-next v4] Convert CONFIG_IPV6 to built-in and remove stubs
Date: Sat, 21 Mar 2026 17:03:54 -0700 [thread overview]
Message-ID: <20260321170354.17a2d888@kernel.org> (raw)
In-Reply-To: <20260320185649.5411-1-fmancera@suse.de>
On Fri, 20 Mar 2026 19:55:52 +0100 Fernando Fernandez Mancera wrote:
> Historically, the Linux kernel has supported compiling the IPv6 stack as
> a loadable module. While this made sense in the early days of IPv6
> adoption, modern deployments and distributions overwhelmingly either
> build IPv6 directly into the kernel (CONFIG_IPV6=y) or disable it
> entirely (CONFIG_IPV6=n). The modular IPv6 use-case offers image size
> and memory savings for specific setups, this benefit is outweighed by
> the architectural burden it imposes on the subsystems on implementation
> and maintenance.
I think it breaks BPF LWT tests?
FWIW you can open a pull request against this repo, and it will run all
the BPF tests for you: https://github.com/kernel-patches/bpf
Just delete the code that makes it not build because of the conflict.
next prev parent reply other threads:[~2026-03-22 0:03 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-20 18:55 [PATCH 00/11 net-next v4] Convert CONFIG_IPV6 to built-in and remove stubs Fernando Fernandez Mancera
2026-03-20 18:55 ` [PATCH 01/11 net-next v4] ipv6: convert CONFIG_IPV6 to built-in only and clean up Kconfigs Fernando Fernandez Mancera
2026-03-20 18:55 ` [PATCH 02/11 net-next v4] net: remove EXPORT_IPV6_MOD() and EXPORT_IPV6_MOD_GPL() macros Fernando Fernandez Mancera
2026-03-20 18:55 ` [PATCH 03/11 net-next v4] ipv6: replace IS_BUILTIN(CONFIG_IPV6) with IS_ENABLED(CONFIG_IPV6) Fernando Fernandez Mancera
2026-03-23 20:11 ` Ido Schimmel
2026-03-24 8:47 ` Ido Schimmel
2026-03-20 18:55 ` [PATCH 04/11 net-next v4] ipv6: remove dynamic ICMPv6 sender registration infrastructure Fernando Fernandez Mancera
2026-03-20 18:55 ` [PATCH 05/11 net-next v4] ipv6: prepare headers for ipv6_stub removal Fernando Fernandez Mancera
2026-03-24 8:22 ` Ido Schimmel
2026-03-24 11:25 ` Fernando Fernandez Mancera
2026-03-20 18:56 ` [PATCH 06/11 net-next v4] drivers: net: drop ipv6_stub usage and use direct function calls Fernando Fernandez Mancera
2026-03-20 18:56 ` [PATCH 07/11 net-next v4] ipv4: " Fernando Fernandez Mancera
2026-03-20 18:56 ` [PATCH 08/11 net-next v4] net: convert remaining ipv6_stub users to " Fernando Fernandez Mancera
2026-03-20 18:56 ` [PATCH 09/11 net-next v4] bpf: remove ipv6_bpf_stub completely and use " Fernando Fernandez Mancera
2026-03-20 18:56 ` [PATCH 10/11 net-next v4] ipv6: remove ipv6_stub infrastructure completely Fernando Fernandez Mancera
2026-03-20 18:56 ` [PATCH 11/11 net-next v4] netfilter: remove nf_ipv6_ops and use direct function calls Fernando Fernandez Mancera
2026-03-22 0:03 ` Jakub Kicinski [this message]
2026-03-23 12:32 ` [PATCH 00/11 net-next v4] Convert CONFIG_IPV6 to built-in and remove stubs Fernando Fernandez Mancera
2026-03-23 17:39 ` Jakub Kicinski
2026-03-22 17:27 ` Ido Schimmel
2026-03-23 12:19 ` Fernando Fernandez Mancera
2026-03-23 14:38 ` David Ahern
2026-03-23 15:06 ` Fernando Fernandez Mancera
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260321170354.17a2d888@kernel.org \
--to=kuba@kernel.org \
--cc=davem@davemloft.net \
--cc=dsahern@kernel.org \
--cc=edumazet@google.com \
--cc=fmancera@suse.de \
--cc=horms@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=rbm@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox