netdev - Re: [PATCH] bcm63xx_enet: fix poll callback.

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Date:	Tue, 03 Mar 2015 12:18:29 +0100
From:	Nicolas Schichan <nschichan@...ebox.fr>
To:	David Miller <davem@...emloft.net>
CC:	tklauser@...tanz.ch, balbi@...com,
	w-lkml@...enslange-mailadresse.de, ebiederm@...ssion.com,
	alexander.h.duyck@...hat.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] bcm63xx_enet: fix poll callback.




On 03/03/2015 04:15 AM, David Miller wrote:
> First, no signoff, that is required for your patch.

Hello David,

I realized that I had forgotten the signoff-by line too late unfortunately.

> Secondly, we strongly recommend that TX buffer reclaim be not
> accounted at all in the poll budget.
>
> Just do all of the TX work, unconditionally, every time the poll
> routine is invoked.  Do not add it into the work variable that
> gets compared against the budget.  Pretend it took '0' units of
> work.

I took inspiration from the mv643xx_eth driver which seems to account the tx
buffer reclaim in the work done in its poll callback. I'll send an updated patch.

Thanks,

-- 
Nicolas Schichan
Freebox SAS
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