netdev - Re: [RFC Patch v5 4/5] net_sched: introduce eBPF based Qdisc

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Message-ID: <YpqV6hOYSWIudwOj@pop-os.localdomain>
Date:   Fri, 3 Jun 2022 16:14:50 -0700
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     netdev@...r.kernel.org
Cc:     bpf@...r.kernel.org, Cong Wang <cong.wang@...edance.com>
Subject: Re: [RFC Patch v5 4/5] net_sched: introduce eBPF based Qdisc

On Wed, Jun 01, 2022 at 09:10:27PM -0700, Cong Wang wrote:
> Because eBPF maps are not directly visible to this Qdisc, so we have to
> rely on user-space dumping to retrieve the stats, which is not
> implemented yet as I don't find a right API to do this.
> 

I think an iterator for skb map could do this job, so I just implemented
it here:
https://github.com/congwang/linux/commit/aed8536a94836bf6df69a379c43b03e50bf4f813
which will be in the next update.

Thanks.