From: Jakub Kicinski <kuba@kernel.org>
To: Eric Dumazet <edumazet@google.com>
Cc: "David S . Miller" <davem@davemloft.net>,
Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>,
Kuniyuki Iwashima <kuniyu@google.com>,
David Ahern <dsahern@kernel.org>,
netdev@vger.kernel.org, eric.dumazet@gmail.com
Subject: Re: [PATCH net-next] ipv6: move ip6_dst_hoplimit() to net/ipv6/ip6_output.c
Date: Tue, 24 Feb 2026 17:49:09 -0800 [thread overview]
Message-ID: <20260224174909.59f52345@kernel.org> (raw)
In-Reply-To: <20260223153342.892477-1-edumazet@google.com>
On Mon, 23 Feb 2026 15:33:42 +0000 Eric Dumazet wrote:
> Move ip6_dst_hoplimit() to net/ipv6/ip6_output.c so that compiler
> can (auto)inline it from ip6_xmit().
>
> $ scripts/bloat-o-meter -t vmlinux.old vmlinux.new
> add/remove: 0/0 grow/shrink: 1/0 up/down: 47/0 (47)
> Function old new delta
> ip6_xmit 1481 1528 +47
> Total: Before=25076476, After=25076523, chg +0.00%
allmodconfig is not happy:
ld.lld: error: undefined symbol: ip6_dst_hoplimit
>>> referenced by xfrm_output.c:348 (/srv/nipa-poller/net-next/wt-0/build_clang/../net/xfrm/xfrm_output.c:348)
>>> vmlinux.o:(xfrm_outer_mode_output)
--
pw-bot: cr
next prev parent reply other threads:[~2026-02-25 1:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-23 15:33 [PATCH net-next] ipv6: move ip6_dst_hoplimit() to net/ipv6/ip6_output.c Eric Dumazet
2026-02-23 15:59 ` Fernando Fernandez Mancera
2026-02-23 19:01 ` Kuniyuki Iwashima
2026-02-25 1:49 ` Jakub Kicinski [this message]
2026-02-25 1:52 ` Eric Dumazet
2026-02-25 2:05 ` Jakub Kicinski
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=20260224174909.59f52345@kernel.org \
--to=kuba@kernel.org \
--cc=davem@davemloft.net \
--cc=dsahern@kernel.org \
--cc=edumazet@google.com \
--cc=eric.dumazet@gmail.com \
--cc=horms@kernel.org \
--cc=kuniyu@google.com \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.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