netdev - Re: [net-next PATCH v2 3/3] net: sched: fall back to noqueue when removing root qdisc

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Date:	Sun, 23 Aug 2015 20:44:42 +0200
From:	Jesper Dangaard Brouer <brouer@...hat.com>
To:	Phil Sutter <phil@....cc>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	eric.dumazet@...il.com, brouer@...hat.com
Subject: Re: [net-next PATCH v2 3/3] net: sched: fall back to noqueue when
 removing root qdisc

On Sat, 22 Aug 2015 02:20:56 +0200
Phil Sutter <phil@....cc> wrote:

> When removing the root qdisc, the interface should fall back to noqueue
> as the 'real' minimal qdisc instead of the default one. 

I worry this behavior could break existing scripts.

I prefer the idea of allowing tc command to assign noqueue (to any
device).  This makes the action explicit for the user, instead of being
a side-effect of removing a qdisc. (and does not break backward compat)

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Sr. Network Kernel Developer at Red Hat
  Author of http://www.iptv-analyzer.org
  LinkedIn: http://www.linkedin.com/in/brouer
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