From: Jakub Kicinski <kuba@kernel.org>
To: Kuniyuki Iwashima <kuniyu@amazon.com>
Cc: <pabeni@redhat.com>, <edumazet@google.com>, <davem@davemloft.net>,
<kuni1840@gmail.com>, <netdev@vger.kernel.org>
Subject: Re: [PATCH v3 net-next 3/5] tcp: Access &tcp_hashinfo via net.
Date: Thu, 1 Sep 2022 14:49:36 -0700 [thread overview]
Message-ID: <20220901144936.4aaef04b@kernel.org> (raw)
In-Reply-To: <20220901212520.11421-1-kuniyu@amazon.com>
On Thu, 1 Sep 2022 14:25:20 -0700 Kuniyuki Iwashima wrote:
> > I looks to me that the above chunks are functionally a no-op and I
> > think that omitting the 2 drivers from the v2:
> >
> > https://lore.kernel.org/netdev/20220829161920.99409-4-kuniyu@amazon.com/
> >
> > should break mlx5/nfp inside a netns. I don't understand why including
> > the above and skipping the latters?!? I guess is a question mostly for
> > Eric :)
>
> My best guess is that it's ok unless it does not touch TCP stack deeply
> and if it does, the driver developer must catch up with the core changes
> not to burden maintainers...?
>
> If so, I understand that take. OTOH, I also don't want to break anything
> when we know the change would do.
>
> So, I'm fine to either stay as is or add the change in v4 again.
FWIW I share Paolo's concern. If we don't want the drivers to be
twiddling with the hash tables we should factor out that code to
a common helper in net/tls/
next prev parent reply other threads:[~2022-09-01 21:49 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-30 19:15 [PATCH v3 net-next 0/5] tcp: Introduce optional per-netns ehash Kuniyuki Iwashima
2022-08-30 19:15 ` [PATCH v3 net-next 1/5] tcp: Clean up some functions Kuniyuki Iwashima
2022-08-30 19:15 ` [PATCH v3 net-next 2/5] tcp: Set NULL to sk->sk_prot->h.hashinfo Kuniyuki Iwashima
2022-08-30 19:15 ` [PATCH v3 net-next 3/5] tcp: Access &tcp_hashinfo via net Kuniyuki Iwashima
2022-09-01 10:57 ` Paolo Abeni
2022-09-01 21:25 ` Kuniyuki Iwashima
2022-09-01 21:30 ` Eric Dumazet
2022-09-01 22:12 ` Kuniyuki Iwashima
2022-09-03 0:44 ` Kuniyuki Iwashima
2022-09-03 0:53 ` Eric Dumazet
2022-09-03 1:12 ` Kuniyuki Iwashima
2022-09-03 1:44 ` Kuniyuki Iwashima
2022-09-03 2:30 ` Eric Dumazet
2022-09-03 2:50 ` Kuniyuki Iwashima
2022-09-03 3:16 ` Eric Dumazet
2022-09-03 3:25 ` Kuniyuki Iwashima
2022-09-01 21:49 ` Jakub Kicinski [this message]
2022-09-01 22:19 ` Kuniyuki Iwashima
2022-08-30 19:15 ` [PATCH v3 net-next 4/5] tcp: Save unnecessary inet_twsk_purge() calls Kuniyuki Iwashima
2022-08-30 19:15 ` [PATCH v3 net-next 5/5] tcp: Introduce optional per-netns ehash Kuniyuki Iwashima
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=20220901144936.4aaef04b@kernel.org \
--to=kuba@kernel.org \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=kuni1840@gmail.com \
--cc=kuniyu@amazon.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;
as well as URLs for NNTP newsgroup(s).