From: David Miller <davem@davemloft.net>
To: vinicius.gomes@intel.com
Cc: intel-wired-lan@lists.osuosl.org, jeffrey.t.kirsher@intel.com,
netdev@vger.kernel.org, vladimir.oltean@nxp.com, po.liu@nxp.com,
m-karicheri2@ti.com, Jose.Abreu@synopsys.com
Subject: Re: [next-queue RFC 0/4] ethtool: Add support for frame preemption
Date: Sat, 16 May 2020 13:37:39 -0700 (PDT) [thread overview]
Message-ID: <20200516.133739.285740119627243211.davem@davemloft.net> (raw)
In-Reply-To: <20200516012948.3173993-1-vinicius.gomes@intel.com>
From: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Fri, 15 May 2020 18:29:44 -0700
> This series adds support for configuring frame preemption, as defined
> by IEEE 802.1Q-2018 (previously IEEE 802.1Qbu) and IEEE 802.3br.
>
> Frame preemption allows a packet from a higher priority queue marked
> as "express" to preempt a packet from lower priority queue marked as
> "preemptible". The idea is that this can help reduce the latency for
> higher priority traffic.
Why do we need yet another name for something which is just basic
traffic prioritization and why is this configured via ethtool instead
of the "traffic classifier" which is where all of this stuff should
be done?
next prev parent reply other threads:[~2020-05-16 20:37 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-16 1:29 [next-queue RFC 0/4] ethtool: Add support for frame preemption Vinicius Costa Gomes
2020-05-16 1:29 ` [next-queue RFC 1/4] ethtool: Add support for configuring " Vinicius Costa Gomes
2020-05-19 15:27 ` Murali Karicheri
2020-05-16 1:29 ` [next-queue RFC 2/4] ethtool: Add support for configuring frame preemption via netlink Vinicius Costa Gomes
2020-05-16 1:29 ` [next-queue RFC 3/4] igc: Add support for configuring frame preemption Vinicius Costa Gomes
2020-05-19 16:36 ` Murali Karicheri
2020-05-16 1:29 ` [next-queue RFC 4/4] igc: Add support for exposing frame preemption stats registers Vinicius Costa Gomes
2020-05-20 12:50 ` Murali Karicheri
2020-05-16 9:33 ` [next-queue RFC 0/4] ethtool: Add support for frame preemption Michal Kubecek
2020-05-18 19:34 ` Vinicius Costa Gomes
2020-05-19 22:40 ` Andre Guedes
2020-05-19 22:53 ` Vinicius Costa Gomes
2020-05-16 20:37 ` David Miller [this message]
2020-05-16 21:03 ` Vladimir Oltean
2020-05-16 22:19 ` David Miller
2020-05-17 10:51 ` Vladimir Oltean
2020-05-17 18:45 ` Andrew Lunn
2020-05-17 19:04 ` Vladimir Oltean
2020-05-18 19:05 ` Vinicius Costa Gomes
2020-05-18 20:56 ` Jakub Kicinski
2020-05-18 22:06 ` Vinicius Costa Gomes
2020-05-18 22:22 ` Jakub Kicinski
2020-05-18 23:05 ` Vinicius Costa Gomes
2020-05-18 23:09 ` Jakub Kicinski
2020-05-20 21:42 ` [Intel-wired-lan] " Andre Guedes
2020-05-20 22:35 ` Vinicius Costa Gomes
2020-05-19 16:34 ` Murali Karicheri
2020-05-19 17:49 ` Vinicius Costa Gomes
2020-05-17 15:06 ` Michael Walle
2020-05-18 13:36 ` Murali Karicheri
2020-05-19 20:41 ` Michael Walle
2020-05-19 14:53 ` Murali Karicheri
2020-05-19 15:32 ` Vinicius Costa Gomes
2020-05-19 16:11 ` Murali Karicheri
2020-05-19 22:39 ` Andre Guedes
2020-05-19 23:37 ` Vinicius Costa Gomes
2020-05-20 12:47 ` Murali Karicheri
2020-05-20 12:52 ` Joergen Andreasen
2020-05-20 21:32 ` Vinicius Costa Gomes
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