[lkml]   [2012]   [Apr]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
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

 \ /
  Last update: 2012-04-22 14:51    [W:0.080 / U:11.184 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site