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From: Vladimir Oltean <vladimir.oltean@nxp.com>
To: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Xiaoliang Yang <xiaoliang.yang_1@nxp.com>,
	Rui Sousa <rui.sousa@nxp.com>,
	Claudiu Manoil <claudiu.manoil@nxp.com>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	"UNGLinuxDriver@microchip.com" <UNGLinuxDriver@microchip.com>,
	Andrew Lunn <andrew@lunn.ch>,
	Vivien Didelot <vivien.didelot@gmail.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Michael Walle <michael@walle.cc>,
	Maxim Kochetkov <fido_max@inbox.ru>,
	Colin Foster <colin.foster@in-advantage.com>,
	Richie Pearn <richard.pearn@nxp.com>,
	Kurt Kanzenbach <kurt@linutronix.de>,
	Vladimir Oltean <olteanv@gmail.com>,
	Jesse Brandeburg <jesse.brandeburg@intel.com>,
	Tony Nguyen <anthony.l.nguyen@intel.com>,
	Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	Jamal Hadi Salim <jhs@mojatatu.com>,
	Cong Wang <xiyou.wangcong@gmail.com>,
	Jiri Pirko <jiri@resnulli.us>,
	Gerhard Engleder <gerhard@engleder-embedded.com>,
	Grygorii Strashko <grygorii.strashko@ti.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next 04/13] net/sched: taprio: allow user input of per-tc max SDU
Date: Wed, 14 Sep 2022 23:03:35 +0000	[thread overview]
Message-ID: <20220914230335.lioxtjxbjiyd7ds4@skbuf> (raw)
In-Reply-To: <871qsdimtk.fsf@intel.com>

On Wed, Sep 14, 2022 at 04:00:07PM -0700, Vinicius Costa Gomes wrote:
> Hm, I just noticed something.
> 
> During parse the user only sets the max-sdu for the traffic classes she
> is interested on. During dump you are showing all of them, the unset
> ones will be shown as zero, that seems a bit confusing, which could mean
> that you would have to add some checks anyway.
> 
> For the offload side, you could just document that U32_MAX means unset.

Yes, choosing '0' rather than other value, to mean 'default to port MTU'
was intentional. It is also in line with what other places, like the
YANG models, expect to see:
https://github.com/YangModels/yang/blob/main/standard/ieee/draft/802.1/Qcw/ieee802-dot1q-sched.yang#L128

  reply	other threads:[~2022-09-14 23:03 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-14 15:32 [PATCH net-next 00/13] Add tc-taprio support for queueMaxSDU Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 01/13] net/sched: taprio: remove redundant FULL_OFFLOAD_IS_ENABLED check in taprio_enqueue Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 02/13] net/sched: taprio: stop going through private ops for dequeue and peek Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 03/13] net/sched: taprio: add extack messages in taprio_init Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 04/13] net/sched: taprio: allow user input of per-tc max SDU Vladimir Oltean
2022-09-14 21:43   ` Vinicius Costa Gomes
2022-09-14 22:10     ` Vladimir Oltean
2022-09-14 23:00       ` Vinicius Costa Gomes
2022-09-14 23:03         ` Vladimir Oltean [this message]
2022-09-14 23:17           ` Vinicius Costa Gomes
2022-09-14 23:03   ` Vinicius Costa Gomes
2022-09-14 23:11     ` Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 05/13] net: dsa: felix: offload per-tc max SDU from tc-taprio Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 06/13] net: enetc: cache accesses to &priv->si->hw Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 07/13] net: enetc: offload per-tc max SDU from tc-taprio Vladimir Oltean
2022-09-14 15:32 ` [PATCH net-next 08/13] net: dsa: hellcreek: deny tc-taprio changes to per-tc max SDU Vladimir Oltean
2022-09-14 18:13   ` Kurt Kanzenbach
2022-09-14 18:40     ` Vladimir Oltean
2022-09-14 20:13       ` Vladimir Oltean
2022-09-15  6:15       ` Kurt Kanzenbach
2022-09-15 11:59         ` Vladimir Oltean
2022-09-19 13:36           ` Kurt Kanzenbach
2022-09-21 11:23           ` Kurt Kanzenbach
2022-09-21 11:29             ` Vladimir Oltean
2022-09-21 11:46               ` Kurt Kanzenbach
2022-09-21 14:12                 ` Vladimir Oltean
2022-09-21 14:21                   ` Vladimir Oltean
2022-09-22  8:10                     ` Kurt Kanzenbach
2022-09-14 15:32 ` [PATCH net-next 09/13] net: dsa: sja1105: " Vladimir Oltean
2022-09-14 15:33 ` [PATCH net-next 10/13] tsnep: " Vladimir Oltean
2022-09-15 19:01   ` Gerhard Engleder
2022-09-16 13:57     ` Vladimir Oltean
2022-09-16 19:53       ` Gerhard Engleder
2022-09-16 22:16         ` Vladimir Oltean
2022-09-14 15:33 ` [PATCH net-next 11/13] igc: " Vladimir Oltean
2022-09-14 15:33 ` [PATCH net-next 12/13] net: stmmac: " Vladimir Oltean
2022-09-14 15:33 ` [PATCH net-next 13/13] net: am65-cpsw: " Vladimir Oltean
2022-09-14 21:47 ` [PATCH net-next 00/13] Add tc-taprio support for queueMaxSDU Vinicius Costa Gomes

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