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Message-ID: <08e00682-a8da-1483-b2d8-f58d32587fd6@cogentembedded.com>
Date: Thu, 12 Jan 2017 19:37:06 +0300
From: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To: Lino Sanfilippo <lsanfil@...vell.com>,
Simon Horman <horms@...ge.net.au>
Cc: David Miller <davem@...emloft.net>,
Magnus Damm <magnus.damm@...il.com>, netdev@...r.kernel.org,
linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH/RFC v2 net-next] ravb: unmap descriptors when freeing
rings
On 01/12/2017 04:23 PM, Lino Sanfilippo wrote:
>>>> +
>>>> + for (; priv->cur_tx[q] - priv->dirty_tx[q] > 0; priv->dirty_tx[q]++) {
>
> BTW: How can this work correctly when cur_tx wraps and dirty_tx is greater?
{cur|dirty}_tx never wrap.
> Regards,
> Lino
MBR, Sergei
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