linux-kernel - Re: [PATCH net-next 1/5] net/sched: taprio: don't overwrite "sch" variable in taprio_dump_class

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Message-ID: <20230530213252.pddrmwgppneawmht@skbuf>
Date:   Wed, 31 May 2023 00:32:52 +0300
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     Vinicius Costa Gomes <vinicius.gomes@...el.com>
Cc:     netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Jiri Pirko <jiri@...nulli.us>,
        Kurt Kanzenbach <kurt@...utronix.de>,
        Gerhard Engleder <gerhard@...leder-embedded.com>,
        Amritha Nambiar <amritha.nambiar@...el.com>,
        Ferenc Fejes <ferenc.fejes@...csson.com>,
        Xiaoliang Yang <xiaoliang.yang_1@....com>,
        Roger Quadros <rogerq@...nel.org>,
        Pranavi Somisetty <pranavi.somisetty@....com>,
        Harini Katakam <harini.katakam@....com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Michael Sit Wei Hong <michael.wei.hong.sit@...el.com>,
        Mohammad Athari Bin Ismail <mohammad.athari.ismail@...el.com>,
        Oleksij Rempel <linux@...pel-privat.de>,
        Jacob Keller <jacob.e.keller@...el.com>,
        linux-kernel@...r.kernel.org, Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        UNGLinuxDriver@...rochip.com,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Tony Nguyen <anthony.l.nguyen@...el.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        intel-wired-lan@...ts.osuosl.org,
        Muhammad Husaini Zulkifli <muhammad.husaini.zulkifli@...el.com>
Subject: Re: [PATCH net-next 1/5] net/sched: taprio: don't overwrite "sch"
 variable in taprio_dump_class_stats()

On Tue, May 30, 2023 at 02:14:17PM -0700, Vinicius Costa Gomes wrote:
> But I have a suggestion, this "taprio_queue_get() ->
> dev_queue->qdisc_sleeping()" dance should have the same result as
> calling 'taprio_leaf()'.
> 
> I am thinking of using taprio_leaf() here and in taprio_dump_class().
> Could be a separate commit.

Got it, you want to consolidate the dev_queue->qdisc_sleeping pattern.
Since taprio_dump_class() could benefit from the consolidation too, they
could really be both converted separately. Or I could also handle that
in this patch set, if I need to resend it.