On Tue, Jun 17, 2014 at 10:07:38PM +0800, vichy wrote: > hi all: > I use kernel 3.8.0
That's a very old, and unsupported kernel version. I suggest you update to something more "modern", especially for xhci issues as loads of them have been fixed since 3.8 was released. If you are stuck with 3.8 due to a vendor requiring it, please get support from them. Best of luck, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
