Re: Not enough resource for old configuration after USB bus reset

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On Wed, 20 Feb 2013, Sarah Sharp wrote:

> Basically, I think this is a host-specific bug.  We can certainly work
> around it in the xHCI driver with a quirk for all hosts that have this
> resource tracking problem.  We would issue a Configure Endpoint command
> to drop all endpoints before the Reset Device command.  However, I would
> really suggest you fix your host controller.

It might not hurt to do this anyway, as a sort of defensive 
programming.  After all, device resets are not a hot path.

Alan Stern

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