netdev - Re: [PATCH v3 2/2] net: macb: DMA-unmap full rx-buffer

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Date:	Wed, 05 Mar 2014 20:47:57 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	soren.brinkmann@...inx.com
Cc:	nicolas.ferre@...el.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, vinod.koul@...el.com,
	dan.j.williams@...el.com, michal.simek@...inx.com,
	ben@...adent.org.uk
Subject: Re: [PATCH v3 2/2] net: macb: DMA-unmap full rx-buffer

From: Soren Brinkmann <soren.brinkmann@...inx.com>
Date: Tue,  4 Mar 2014 08:46:40 -0800

> When allocating RX buffers a fixed size is used, while freeing is based
> on actually received bytes, resulting in the following kernel warning
> when CONFIG_DMA_API_DEBUG is enabled:
 ...
> Fixing this by passing the same size which is passed during mapping the
> memory to the unmap function as well.
> 
> Signed-off-by: Soren Brinkmann <soren.brinkmann@...inx.com>

Applied.
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