netdev - Re: [PATCH] pkt_sched: QFQ Plus: fair-queueing service at DRR cost

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Message-Id: <20121121.120447.533618493809264831.davem@davemloft.net>
Date:	Wed, 21 Nov 2012 12:04:47 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	paolo.valente@...more.it
Cc:	jhs@...atatu.com, shemminger@...tta.com,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	rizzo@....unipi.it, fchecconi@...il.com
Subject: Re: [PATCH] pkt_sched: QFQ Plus: fair-queueing service at DRR cost

From: Paolo Valente <paolo.valente@...more.it>
Date: Wed, 21 Nov 2012 10:45:14 +0100

> Got it. Actually, if the first qfq_peek_skb returns NULL, then the
> example version that you are proposing apparently may behave in a
> different way than the original one: in your proposal the scheduler
> tries to switch to a new aggregate and may return a non-NULL value,
> whereas the original version would immediately return NULL. I guess
> that this slightly different behavior is fine as well, and I am
> preparing a new patch that integrates these changes.

Thanks.
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