netdev - Re: [patch net-next v4 02/10] net: sched: introduce tcf block infractructure

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Date:   Wed, 17 May 2017 08:12:00 -0400
From:   Jamal Hadi Salim <jhs@...atatu.com>
To:     Jiri Pirko <jiri@...nulli.us>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, xiyou.wangcong@...il.com,
        dsa@...ulusnetworks.com, edumazet@...gle.com,
        stephen@...workplumber.org, daniel@...earbox.net,
        alexander.h.duyck@...el.com, simon.horman@...ronome.com,
        mlxsw@...lanox.com
Subject: Re: [patch net-next v4 02/10] net: sched: introduce tcf block
 infractructure

On 17-05-17 05:07 AM, Jiri Pirko wrote:
> From: Jiri Pirko <jiri@...lanox.com>
>
> Currently, the filter chains are direcly put into the private structures
> of qdiscs. In order to be able to have multiple chains per qdisc and to
> allow filter chains sharing among qdiscs, there is a need for common
> object that would hold the chains. This introduces such object and calls
> it "tcf_block".
>
> Helpers to get and put the blocks are provided to be called from
> individual qdisc code. Also, the original filter_list pointers are left
> in qdisc privs to allow the entry into tcf_block processing without any
> added overhead of possible multiple pointer dereference on fast path.
>
> Signed-off-by: Jiri Pirko <jiri@...lanox.com>

Acked-by: Jamal Hadi Salim <jhs@...atatu.com>

cheers,
jamal