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From: Jakub Kicinski <kuba@kernel.org>
To: Amery Hung <ameryhung@gmail.com>
Cc: netdev@vger.kernel.org, bpf@vger.kernel.org,
	daniel@iogearbox.net, andrii@kernel.org,
	alexei.starovoitov@gmail.com, martin.lau@kernel.org,
	edumazet@google.com, xiyou.wangcong@gmail.com,
	cong.wang@bytedance.com, jhs@mojatatu.com, sinquersw@gmail.com,
	toke@redhat.com, jiri@resnulli.us, stfomichev@gmail.com,
	ekarani.silvestre@ccc.ufcg.edu.br, yangpeihao@sjtu.edu.cn,
	yepeilin.cs@gmail.com, kernel-team@meta.com
Subject: Re: [PATCH bpf-next v4 15/19] bpf: net_sched: Disable attaching bpf qdisc to non root
Date: Sat, 15 Feb 2025 11:35:17 -0800	[thread overview]
Message-ID: <20250215113517.71c0553d@kernel.org> (raw)
In-Reply-To: <20250210174336.2024258-16-ameryhung@gmail.com>

On Mon, 10 Feb 2025 09:43:29 -0800 Amery Hung wrote:
> Do not allow users to attach bpf qdiscs to classful qdiscs. This is to
> prevent accidentally breaking existings classful qdiscs if they rely on
> some data in the child qdisc. This restriction can potentially be lifted
> in the future. Note that, we still allow bpf qdisc to be attached to mq.

Reviewed-by: Jakub Kicinski <kuba@kernel.org>

  reply	other threads:[~2025-02-15 19:35 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-10 17:43 [PATCH bpf-next v4 00/19] bpf qdisc Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 01/19] bpf: Make every prog keep a copy of ctx_arg_info Amery Hung
2025-02-13 19:54   ` Martin KaFai Lau
2025-02-14  5:44     ` Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 02/19] bpf: Support getting referenced kptr from struct_ops argument Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 03/19] selftests/bpf: Test referenced kptr arguments of struct_ops programs Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 04/19] bpf: Allow struct_ops prog to return referenced kptr Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 05/19] selftests/bpf: Test returning referenced kptr from struct_ops programs Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 06/19] bpf: Prepare to reuse get_ctx_arg_idx Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 07/19] bpf: Generalize finding member offset of struct_ops prog Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 08/19] bpf: net_sched: Support implementation of Qdisc_ops in bpf Amery Hung
2025-03-10 19:51   ` Cong Wang
2025-02-10 17:43 ` [PATCH bpf-next v4 09/19] bpf: net_sched: Add basic bpf qdisc kfuncs Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 10/19] bpf: Search and add kfuncs in struct_ops prologue and epilogue Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 11/19] bpf: net_sched: Add a qdisc watchdog timer Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 12/19] bpf: net_sched: Support updating bstats Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 13/19] bpf: net_sched: Support updating qstats Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 14/19] bpf: net_sched: Allow writing to more Qdisc members Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 15/19] bpf: net_sched: Disable attaching bpf qdisc to non root Amery Hung
2025-02-15 19:35   ` Jakub Kicinski [this message]
2025-02-10 17:43 ` [PATCH bpf-next v4 16/19] libbpf: Support creating and destroying qdisc Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 17/19] selftests/bpf: Add a basic fifo qdisc test Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 18/19] selftests/bpf: Add a bpf fq qdisc to selftest Amery Hung
2025-02-10 17:43 ` [PATCH bpf-next v4 19/19] selftests/bpf: Test attaching bpf qdisc to mq and non root Amery Hung

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