Re: [PATCH] staging: usbip: convert usbip-host driver to usb_device_driver

From: Valentina Manea
Date: Thu Jan 23 2014 - 14:37:43 EST

On Thu, Jan 23, 2014 at 9:09 PM, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Jan 23, 2014 at 08:36:46PM +0200, Valentina Manea wrote:
>> This driver was previously an interface driver. Since USB/IP
>> exports a whole device, not just an interface, it would make
>> sense to be a device driver.
>> This patch also modifies the way userspace sees and uses a
>> shared device - dealing with interfaces is no longer required.
> In what way is this modified? What is now different?

1. The usbip_status file is no longer created for interface 0, but for
the whole device (such as
2. Per interface information, such as interface class or protocol, is
no longer sent/received. Only device specific information is
3. Since the driver was moved one level below in the USB architecture,
there is no need to bind/unbind each interface, just the device as a

> Please make both of these EXPORT_SYMBOL_GPL(), like the rest of the USB
> symbols are.

Will fix in V2.

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