netdev - Re: [PATCH 1/2] net: ethernet: altera: TSE: Remove unneeded dma sync for tx buffers

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Message-Id: <20161202.121141.1787238234799478833.davem@davemloft.net>
Date:   Fri, 02 Dec 2016 12:11:41 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     LinoSanfilippo@....de
Cc:     vbridger@...nsource.altera.com, nios2-dev@...ts.rocketboards.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 1/2] net: ethernet: altera: TSE: Remove unneeded dma
 sync for tx buffers

From: Lino Sanfilippo <LinoSanfilippo@....de>
Date: Wed, 30 Nov 2016 23:48:31 +0100

> An explicit dma sync for device directly after mapping as well as an
> explicit dma sync for cpu directly before unmapping is unnecessary and
> costly on the hotpath. So remove these calls.
> 
> Signed-off-by: Lino Sanfilippo <LinoSanfilippo@....de>

Applied.