On Wednesday 04 May 2005 12:19 pm, Roman Kagan wrote:
> struct urb {
> /* private, usb core and host controller only fields in the urb */
> ...
> struct list_head urb_list; /* list pointer to all active urbs */
> ...
> };
>
> Is it safe to use it for driver's purposes when the driver owns the urb,
> that is, starting from the completion routine until the urb is submitted
> with usb_submit_urb()?
Right now, it should be.
> If it is, can it be guaranteed in future, e.g.
> by moving the list head into the public section of struct urb?
In fact I'm not sure why it ever got called "private" to usbcore/hcds.
I thought the idea was that it should be like urb->status, reserved for
whoever controls the URB.
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