Re: Walking the USB tree?

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On Thu, Jun 30, 2011 at 01:26:37PM -0700, Sarah Sharp wrote:
> Hi Alan,
> 
> In an upcoming patchset, I'm going to need to walk the USB tree in the
> xHCI driver in order to gather some information during a device
> configuration or alt setting change.  Is there anything stopping the USB
> tree from changing while this operation is in progress?

Not if you use the proper "walk the bus for all devices" functions that
the driver core provides.  Use them and you should be fine, right?

greg k-h
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