From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Julian Anastasov <ja@ssi.bg>
Cc: netfilter-devel@vger.kernel.org, davem@davemloft.net,
netdev@vger.kernel.org, kuba@kernel.org, pabeni@redhat.com,
edumazet@google.com, fw@strlen.de, horms@kernel.org,
longman@redhat.com, lvs-devel@vger.kernel.org,
Anna-Maria Behnsen <anna-maria@linutronix.de>,
Frederic Weisbecker <frederic@kernel.org>,
Ingo Molnar <mingo@kernel.org>, Thomas Gleixner <tglx@kernel.org>
Subject: Re: [PATCH net 0/8] IPVS fixes for net
Date: Wed, 6 May 2026 17:16:38 +0200 [thread overview]
Message-ID: <aftbVlmSOAFegQgf@chamomile> (raw)
In-Reply-To: <bce80830-1e2d-43ad-ba7f-055cb352b348@ssi.bg>
Hi Julian,
Cc'ing Waiman Long and NOHZ maintainers (apologies if this is dragging
more people that I should into this issue).
On Wed, May 06, 2026 at 11:56:05AM +0300, Julian Anastasov wrote:
[...]
> Here are some comments after the last review from
> Sashiko:
>
> https://sashiko.dev/#/patchset/20260505001648.360569-1-pablo%40netfilter.org
>
> Patch 1:
> - while ip_vs_dst_event() should loop and ensure all dev
> references are released, single change of svc_table_changes
> does not indicate the old references are dropped by ip_vs_flush() or
> ip_vs_del_service(). I'll post new change to abort the loop
> when we are sure the services are at least once released.
>
> Patch 5:
> - after executing ip_vs_est_calc_phase(), data can
> remain only for kt0 because all estimators are stopped,
> unlinked and the kt data structures for kt > 0 are empty
> and as result freed and the kthread tasks stopped (which
> happens early). After this, kt 0 calls
> ip_vs_est_drain_temp_list() as part of its loop,
> so it will eventually call ip_vs_est_add_kthread()
> and ip_vs_est_reload_start() to request kthread tasks
> to be started if data for new kthreads are created.
> So, I don't see problem here.
>
> Patch 6:
> - we will add conn_max sysctl soon
OK, just follow up on these for 1 and 6, thanks.
> Patch 7 and 8:
> - I can not decide how valid are the concerns in the review.
Placing here links for convenience:
https://sashiko.dev/#/message/20260505001648.360569-8-pablo%40netfilter.org
https://sashiko.dev/#/message/20260505001648.360569-9-pablo%40netfilter.org
This is away from my limited scope of knowledged.
next prev parent reply other threads:[~2026-05-06 15:16 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-05 0:16 [PATCH net 0/8] IPVS fixes for net Pablo Neira Ayuso
2026-05-05 0:16 ` [PATCH net 1/8] ipvs: fixes for the new ip_vs_status info Pablo Neira Ayuso
2026-05-06 1:10 ` patchwork-bot+netdevbpf
2026-05-05 0:16 ` [PATCH net 2/8] ipvs: fix races around the conn_lfactor and svc_lfactor sysctl vars Pablo Neira Ayuso
2026-05-05 0:16 ` [PATCH net 3/8] ipvs: fix the spin_lock usage for RT build Pablo Neira Ayuso
2026-05-05 0:16 ` [PATCH net 4/8] ipvs: do not leak dest after get from dest trash Pablo Neira Ayuso
2026-05-05 0:16 ` [PATCH net 5/8] ipvs: fix races around est_mutex and est_cpulist Pablo Neira Ayuso
2026-05-05 0:16 ` [PATCH net 6/8] ipvs: fix shift-out-of-bounds in ip_vs_rht_desired_size Pablo Neira Ayuso
2026-05-05 0:16 ` [PATCH net 7/8] ipvs: Guard access of HK_TYPE_KTHREAD cpumask with RCU Pablo Neira Ayuso
2026-05-05 0:16 ` [PATCH net 8/8] sched/isolation: Make HK_TYPE_KTHREAD an alias of HK_TYPE_DOMAIN Pablo Neira Ayuso
2026-05-06 8:56 ` [PATCH net 0/8] IPVS fixes for net Julian Anastasov
2026-05-06 15:16 ` Pablo Neira Ayuso [this message]
2026-05-13 1:41 ` Waiman Long
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