On Thu, Mar 06, 2014 at 10:35:24PM +0800, vichy wrote:
> hi sarah:
> > Can you send me the output of `sudo lsusb -v` for when the device is
> > under EHCI and when it's under xHCI?  Also, please take a usbmon trace,
> > as described by
> > http://lxr.free-electrons.com/source/Documentation/usb/usbmon.txt
> >
> > Start the trace just before you plug the device in.  Take one trace when
> > the device under EHCI, and one when it's under xHCI.
> Please reference the attachment
> 
> >
> >> Below is my host environment
> >
> > Which kernel are you running?
> Linux 3.13.0

Please try 3.13.5, as a number of known USB 3 bugs have been fixed in
there since 3.13.0

thanks,

greg k-h
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