netdev - Re: [PATCH v6 6/9] bgmac: increase rx ring size from 511 to 512

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Message-ID: <CACna6rzFhTgK5amx1MdWD3aOcdApix+VyAia0ydXa49fti+kJw@mail.gmail.com>
Date:	Tue, 14 Apr 2015 07:57:05 +0200
From:	Rafał Miłecki <zajec5@...il.com>
To:	Felix Fietkau <nbd@...nwrt.org>
Cc:	Network Development <netdev@...r.kernel.org>,
	Hauke Mehrtens <hauke@...ke-m.de>
Subject: Re: [PATCH v6 6/9] bgmac: increase rx ring size from 511 to 512

On 14 April 2015 at 01:42, Felix Fietkau <nbd@...nwrt.org> wrote:
> Limiting it to 511 looks like a failed attempt at leaving one descriptor
> empty to allow the hardware to stop processing a buffer that has not
> been prepared yet. However, this doesn't work because this affects the
> total ring size as well
>
> Signed-off-by: Felix Fietkau <nbd@...nwrt.org>

Acked-by: Rafał Miłecki <zajec5@...il.com>
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