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Date: Sun, 24 Aug 2008 22:18:05 +0200 From: Jarek Poplawski <jarkao2@...il.com> To: jamal <hadi@...erus.ca> Cc: Alexander Duyck <alexander.duyck@...il.com>, David Miller <davem@...emloft.net>, jeffrey.t.kirsher@...el.com, jeff@...zik.org, netdev@...r.kernel.org, alexander.h.duyck@...el.com Subject: Re: [PATCH 3/3] pkt_sched: restore multiqueue prio scheduler On Sun, Aug 24, 2008 at 09:59:14PM +0200, Jarek Poplawski wrote: > On Sun, Aug 24, 2008 at 09:27:34PM +0200, Jarek Poplawski wrote: > > On Sun, Aug 24, 2008 at 09:19:05PM +0200, Jarek Poplawski wrote: > > ... > > > Jamal, maybe I miss something, but this could be like this only with > > > default pfifo_fast qdiscs, which really are per dev hwqueue. Other > > > qdiscs, including prio, are per device, so with prio, if a band with > > > the highest priority is blocked it would be requeued blocking other > > > bands (hwqueues in Alexander's case). > > > > And, actually, because of this, Alexander is right the prio_dequeue() > > can't work like this without any changes. > > ...And it looks like it's not only about prio with queue remapping. > Similar fixes are probably needed by default to any other qdiscs > implementing priorities, like htb etc! ...Or even more: simple fifos need this, as well!! Jarek P. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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