From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ming Lei <tom.leiming@gmail.com>
Subject: Re: [PATCH v3 1/3] net/usb/r815x: replace USB buffer from stack to DMA-able
Date: Tue, 30 Jul 2013 22:29:29 +0800
Message-ID: <CACVXFVOtVegwr6pzjwRsth1npw_iN6mB_YHaQ4Q7na4xVrY83g@mail.gmail.com>
References: <D7C722C73C7A400780358D0376412267@realtek.com.tw>
	<1375172936-4145-1-git-send-email-hayeswang@realtek.com>
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Cc: gregkh@linuxfoundation.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
	nic_swsd@realtek.com
To: Hayes Wang <hayeswang@realtek.com>
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On Tue, Jul 30, 2013 at 4:28 PM, Hayes Wang <hayeswang@realtek.com> wrote:
> Allocate the transfer buffer in probe(), and use the buffer for
> usb control transfer.

Looks this is a usbnet device, so suggest to use usbnet command APIs
(usbnet_read_cmd/usbnet_write_cmd) to do that, another advantage is
you can avoid to access runtime-suspended device from ethtool.


Thanks,
-- 
Ming Lei