netdev - Re: [net-next PATCH 0/3] qdisc bulk dequeuing and utilizing delayed tailptr updates

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Message-ID: <20140903144709.7a658763@redhat.com>
Date:	Wed, 3 Sep 2014 14:47:09 +0200
From:	Jesper Dangaard Brouer <brouer@...hat.com>
To:	Tom Herbert <therbert@...gle.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Linux Netdev List <netdev@...r.kernel.org>,
	Florian Westphal <fw@...len.de>,
	Hannes Frederic Sowa <hannes@...essinduktion.org>,
	Daniel Borkmann <dborkman@...hat.com>, brouer@...hat.com
Subject: Re: [net-next PATCH 0/3] qdisc bulk dequeuing and utilizing delayed
 tailptr updates

On Tue, 2 Sep 2014 11:04:06 -0700
Tom Herbert <therbert@...gle.com> wrote:

> On Tue, Sep 2, 2014 at 7:35 AM, Jesper Dangaard Brouer
> <brouer@...hat.com> wrote:
> > This patchset uses DaveM's recent API changes to dev_hard_start_xmit(),
> > from the qdisc layer, to implement dequeue bulking.
> >
> > Open questions:
> >
> > - For now set bulk limit to 8 packets, don't want to stress the driver
> >   avail ring_buffer space.
> >
> Please get limit from BQL also, see:
> [PATCH net-next] net: Functions to report space available in device TX queues

Thank you Tom. I will include that patch in my stack (keeping you as
author), and use the functions you are proposing.


-- 
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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