linux-kernel - Re: [PATCH v2 2/3] USB: ehci-tegra: fix inefficient copy of unaligned buffers

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Date:	Thu, 23 Apr 2015 14:32:26 -0600
From:	Stephen Warren <swarren@...dotorg.org>
To:	Johan Hovold <johan@...nel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Felipe Balbi <balbi@...com>,
	Alan Stern <stern@...land.harvard.edu>
CC:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	Thierry Reding <thierry.reding@...il.com>,
	Alexandre Courbot <gnurou@...il.com>,
	linux-tegra@...r.kernel.org
Subject: Re: [PATCH v2 2/3] USB: ehci-tegra: fix inefficient copy of unaligned
 buffers

On 04/23/2015 08:06 AM, Johan Hovold wrote:
> Make sure only to copy any actual data rather than the whole buffer,
> when releasing the temporary buffer used for unaligned non-isochronous
> transfers.
>
> Compile-tested only.

Tested-by: Stephen Warren <swarren@...dia.com>

(Tested a USB network device attached to Jetson TK1, with a large 
download, and ping packets of various sizes from another host)
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