netdev - Re: [PATCH net-next] r8169: Support for byte queue limits

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Date:	Fri, 02 Dec 2011 18:12:12 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	igorm@....rs
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	Realtek linux nic maintainers <nic_swsd@...ltek.com>,
	Francois Romieu <romieu@...zoreil.com>,
	Tom Herbert <therbert@...gle.com>
Subject: Re: [PATCH net-next] r8169: Support for byte queue limits

Le vendredi 02 décembre 2011 à 18:00 +0100, Igor Maravić a écrit :
> >
> > They are initted at device setup.
> >
> 
> What about when device is reseted?
> 

What happens to queued skbs ? Are they LOST ?

Think about it.


> >
> > Oh well, no, dont do that. BQL must be lightweight.
> >
> 
> Forcedeth driver utilizes spin_locks. :)

No added spin_locks in BQL patch.

Reread what I said : "BQL must be lightweight"

Not : "No lock should be used"

OK ?



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