From mboxrd@z Thu Jan  1 00:00:00 1970
From: Noel Grandin <noelgrandin@gmail.com>
Subject: Re: TCP and reordering
Date: Thu, 29 Nov 2012 15:10:45 +0000 (UTC)
Message-ID: <loom.20121129T160915-947@post.gmane.org>
References: <20121127.210611.1127622873924794001.davem@davemloft.net>  <1354089566.21562.20.camel@shinybook.infradead.org>  <CAGK4HS8=NfcyvcNjC3h1wEjgQFCYoNeuWXj8n5Ruukeg+6j=SQ@mail.gmail.com>  <1354093703.21562.23.camel@shinybook.infradead.org>  <1354100552.14302.78.camel@edumazet-glaptop>  <1354103355.21562.46.camel@shinybook.infradead.org>  <1354105619.14302.89.camel@edumazet-glaptop>  <1354106362.21562.51.camel@shinybook.infradead.org>  <1354107140.14302.140.camel@edumazet-glaptop>  <1354117635.21562.63.camel@shinybook.infradead.org>  <20121128161930.GB19042@kvack.org>  <1354120887.21562.87.camel@shinybook.infradead.org>  <1354122996.14302.427.camel@edumazet-glaptop> <1354125688.21562.95.camel@shinybook.infradead.org>
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David Woodhouse <dwmw2 <at> infradead.org> writes:
> On Wed, 2012-11-28 at 09:16 -0800, Eric Dumazet wrote:
> > BQL was really something to control/limit queueing on ethernet links,
> > not for stacked devices, as stacked devices normally have no queue.
> 
> Stacked devices have more queue than anything else :)
> 

Surely BQL is something that should only be implemented on the device at the 
bottom of the stack, and everything above that shouldn't be bothering?