Netdev List
 help / color / mirror / Atom feed
From: Ido Schimmel <idosch@nvidia.com>
To: Eric Dumazet <edumazet@google.com>
Cc: "David S . Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Simon Horman <horms@kernel.org>, David Ahern <dsahern@kernel.org>,
	netdev@vger.kernel.org, eric.dumazet@gmail.com
Subject: Re: [PATCH v2 net-next] ip6_tunnel: annotate data-races around t->err_count and t->err_time
Date: Thu, 11 Jun 2026 17:45:51 +0300	[thread overview]
Message-ID: <20260611144551.GA972279@shredder> (raw)
In-Reply-To: <20260610171458.1359630-1-edumazet@google.com>

On Wed, Jun 10, 2026 at 05:14:58PM +0000, Eric Dumazet wrote:
> ip6_tnl_xmit() and ipip6_tunnel_xmit() run locklessly (dev->lltx == true).
> 
> ip6gre_err() and ipip6_err() also run locklessly.
> 
> We need to add READ_ONCE() and WRITE_ONCE() annotations
> around t->err_count and t->err_time.
> 
> Signed-off-by: Eric Dumazet <edumazet@google.com>

Reviewed-by: Ido Schimmel <idosch@nvidia.com>

Thanks for the patch, Eric. Are you planning to send a separate one for
IPv4?

  reply	other threads:[~2026-06-11 14:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-10 17:14 [PATCH v2 net-next] ip6_tunnel: annotate data-races around t->err_count and t->err_time Eric Dumazet
2026-06-11 14:45 ` Ido Schimmel [this message]
2026-06-11 14:49   ` Eric Dumazet
2026-06-12  2:30 ` patchwork-bot+netdevbpf

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=20260611144551.GA972279@shredder \
    --to=idosch@nvidia.com \
    --cc=davem@davemloft.net \
    --cc=dsahern@kernel.org \
    --cc=edumazet@google.com \
    --cc=eric.dumazet@gmail.com \
    --cc=horms@kernel.org \
    --cc=kuba@kernel.org \
    --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