From: Simon Horman <horms@kernel.org>
To: Cong Wang <xiyou.wangcong@gmail.com>
Cc: netdev@vger.kernel.org, jhs@mojatatu.com, jiri@resnulli.us,
victor@mojatatu.com, Gerrard Tai <gerrard.tai@starlabs.sg>
Subject: Re: [Patch net v2 01/11] sch_htb: make htb_qlen_notify() idempotent
Date: Mon, 7 Apr 2025 13:14:31 +0100 [thread overview]
Message-ID: <20250407121431.GD395307@horms.kernel.org> (raw)
In-Reply-To: <20250403211033.166059-2-xiyou.wangcong@gmail.com>
On Thu, Apr 03, 2025 at 02:10:23PM -0700, Cong Wang wrote:
> htb_qlen_notify() always deactivates the HTB class and in fact could
> trigger a warning if it is already deactivated. Therefore, it is not
> idempotent and not friendly to its callers, like fq_codel_dequeue().
>
> Let's make it idempotent to ease qdisc_tree_reduce_backlog() callers'
> life.
>
> Reported-by: Gerrard Tai <gerrard.tai@starlabs.sg>
> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2025-04-07 12:14 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-03 21:10 [Patch net v2 00/11] net_sched: make ->qlen_notify() idempotent Cong Wang
2025-04-03 21:10 ` [Patch net v2 01/11] sch_htb: make htb_qlen_notify() idempotent Cong Wang
2025-04-07 12:14 ` Simon Horman [this message]
2025-04-03 21:10 ` [Patch net v2 02/11] sch_drr: make drr_qlen_notify() idempotent Cong Wang
2025-04-07 12:15 ` Simon Horman
2025-04-03 21:10 ` [Patch net v2 03/11] sch_hfsc: make hfsc_qlen_notify() idempotent Cong Wang
2025-04-07 12:15 ` Simon Horman
2025-04-03 21:10 ` [Patch net v2 04/11] sch_qfq: make qfq_qlen_notify() idempotent Cong Wang
2025-04-07 12:15 ` Simon Horman
2025-04-03 21:10 ` [Patch net v2 05/11] sch_ets: make est_qlen_notify() idempotent Cong Wang
2025-04-07 12:14 ` Simon Horman
2025-04-03 21:16 ` [Patch net v2 06/11] codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog() Cong Wang
2025-04-03 21:16 ` [Patch net v2 07/11] selftests/tc-testing: Add a test case for FQ_CODEL with HTB parent Cong Wang
2025-04-04 16:57 ` Victor Nogueira
2025-04-03 21:16 ` [Patch net v2 08/11] selftests/tc-testing: Add a test case for FQ_CODEL with QFQ parent Cong Wang
2025-04-04 16:58 ` Victor Nogueira
2025-04-03 21:16 ` [Patch net v2 09/11] selftests/tc-testing: Add a test case for FQ_CODEL with HFSC parent Cong Wang
2025-04-04 16:58 ` Victor Nogueira
2025-04-03 21:16 ` [Patch net v2 10/11] selftests/tc-testing: Add a test case for FQ_CODEL with DRR parent Cong Wang
2025-04-04 16:59 ` Victor Nogueira
2025-04-03 21:16 ` [Patch net v2 11/11] selftests/tc-testing: Add a test case for FQ_CODEL with ETS parent Cong Wang
2025-04-04 16:59 ` Victor Nogueira
2025-04-04 18:41 ` Jakub Kicinski
2025-04-04 19:03 ` Victor Nogueira
2025-04-07 20:09 ` Jakub Kicinski
2025-04-07 20:20 ` Victor Nogueira
2025-04-07 12:16 ` [Patch net v2 06/11] codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog() Simon Horman
2025-04-07 20:35 ` [Patch net v2 00/11] net_sched: make ->qlen_notify() idempotent Jamal Hadi Salim
2025-04-08 9:01 ` Paolo Abeni
2025-04-08 9:10 ` patchwork-bot+netdevbpf
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