From: Jiri Pirko <jiri@resnulli.us>
To: Eric Dumazet <edumazet@google.com>
Cc: "David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
David Ahern <dsahern@kernel.org>,
netdev@vger.kernel.org, eric.dumazet@gmail.com
Subject: Re: [PATCH net-next] ipv6: use call_rcu_hurry() in fib6_info_release()
Date: Fri, 26 Apr 2024 13:21:53 +0200 [thread overview]
Message-ID: <ZiuOUUlqo9naSyAd@nanopsycho> (raw)
In-Reply-To: <20240426104722.1612331-1-edumazet@google.com>
Fri, Apr 26, 2024 at 12:47:22PM CEST, edumazet@google.com wrote:
>This is a followup of commit c4e86b4363ac ("net: add two more
>call_rcu_hurry()")
>
>fib6_info_destroy_rcu() is calling nexthop_put() or fib6_nh_release()
>
>We must not delay it too much or risk unregister_netdevice/ref_tracker
>traces because references to netdev are not released in time.
>
>This should speedup device/netns dismantles when CONFIG_RCU_LAZY=y
>
>Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
next prev parent reply other threads:[~2024-04-26 11:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-26 10:47 [PATCH net-next] ipv6: use call_rcu_hurry() in fib6_info_release() Eric Dumazet
2024-04-26 11:21 ` Jiri Pirko [this message]
2024-04-26 14:31 ` David Ahern
2024-04-29 9:10 ` 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=ZiuOUUlqo9naSyAd@nanopsycho \
--to=jiri@resnulli.us \
--cc=davem@davemloft.net \
--cc=dsahern@kernel.org \
--cc=edumazet@google.com \
--cc=eric.dumazet@gmail.com \
--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;
as well as URLs for NNTP newsgroup(s).