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Date:	Sun, 20 Jul 2008 20:34:18 +0300
From:	"Tomas Winkler" <>
To:	"David Miller" <>
Subject: Re: [PATCH 20/31]: pkt_sched: Perform bulk of qdisc destruction in RCU.

On Sun, Jul 20, 2008 at 8:25 PM, David Miller <> wrote:
> From: jamal <>
> Date: Sun, 20 Jul 2008 11:16:03 -0400
>> IMO, in the case of multiple hardware queues per physical wire,
>> and such a netdevice already has a built-in hardware scheduler (they all
>> seem to have this feature) then if we can feed the hardware queues
>> directly, theres no need for any intermediate buffer(s).
>> In such a case, to compare with qdisc arch, its like the root qdisc is
>> in hardware.
> They tend to implement round-robin or some similar fairness algorithm
> amongst the queues, with zero concern about packet priorities.
> It really is just like a bunch of queues to the phsyical layer,
> fairly shared.
> These things are built for parallelization, not prioritization.

Except wireless where HW has prioritizing scheduler per physical non-wire.
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