From: Cong Wang <xiyou.wangcong@gmail.com>
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,
kuba@kernel.org, edumazet@google.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 08/19] bpf: net_sched: Support implementation of Qdisc_ops in bpf
Date: Mon, 10 Mar 2025 12:51:24 -0700 [thread overview]
Message-ID: <Z89CvCM7B/Lvkq5K@pop-os.localdomain> (raw)
In-Reply-To: <20250210174336.2024258-9-ameryhung@gmail.com>
On Mon, Feb 10, 2025 at 09:43:22AM -0800, Amery Hung wrote:
> From: Amery Hung <amery.hung@bytedance.com>
>
> Enable users to implement a classless qdisc using bpf. The last few
> patches in this series has prepared struct_ops to support core operators
> in Qdisc_ops. The recent advancement in bpf such as allocated
> objects, bpf list and bpf rbtree has also provided powerful and flexible
> building blocks to realize sophisticated scheduling algorithms. Therefore,
> in this patch, we start allowing qdisc to be implemented using bpf
> struct_ops. Users can implement Qdisc_ops.{enqueue, dequeue, init, reset,
> and .destroy in Qdisc_ops in bpf and register the qdisc dynamically into
> the kernel.
>
> Co-developed-by: Cong Wang <cong.wang@bytedance.com>
> Signed-off-by: Cong Wang <cong.wang@bytedance.com>
> Signed-off-by: Amery Hung <amery.hung@bytedance.com>
Thanks for keeping updating this, Amery! It should be very close to be
merged. So acking this as TC maintainer:
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
I can't wait for trying it by myself too since it is now completely
different with my original code. ;-)
Regards,
Cong
next prev parent reply other threads:[~2025-03-10 19:51 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 [this message]
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
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
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=Z89CvCM7B/Lvkq5K@pop-os.localdomain \
--to=xiyou.wangcong@gmail.com \
--cc=alexei.starovoitov@gmail.com \
--cc=ameryhung@gmail.com \
--cc=andrii@kernel.org \
--cc=bpf@vger.kernel.org \
--cc=cong.wang@bytedance.com \
--cc=daniel@iogearbox.net \
--cc=edumazet@google.com \
--cc=ekarani.silvestre@ccc.ufcg.edu.br \
--cc=jhs@mojatatu.com \
--cc=jiri@resnulli.us \
--cc=kernel-team@meta.com \
--cc=kuba@kernel.org \
--cc=martin.lau@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=sinquersw@gmail.com \
--cc=stfomichev@gmail.com \
--cc=toke@redhat.com \
--cc=yangpeihao@sjtu.edu.cn \
--cc=yepeilin.cs@gmail.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