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SubjectRe: [RFC]Is usb port number fixed?
On Sun, 22 Apr 2012, Anil Nair wrote:

> The port number comes from root hub managed by the host controller. Its
> fixed dynamically during enumeration, and can change.
> Please correct me if i am wrong.

You are indeed wrong. Port numbers are not fixed dynamically and they
cannot change.

On the other hand, bus numbers _are_ assigned dynamically and they can
(and do) change.

Alan Stern



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