On Fri, 8 Apr 2011, Zdenek Kabelac wrote: > > You might want to track down the original source of the > > underlying error. ÂSince the machine was docked the entire time, the > > line saying: > > > > [ ï473.873802] ACPI: \_SB_.GDCK - undocking > > > > definitely looks suspicious. ÂI bet if you can fix that then the USB > > problems will go away. > > Hmm looking now into more logs - it might have been used this: > > "echo 1 >/sys/devices/platform/dock.0/undock" > > for this particular testcase - I might have been checking several > combination and making modification of some pm script for this. > So yes - in this case the machine could have been undocked by the above command. > > Is that a major problem for USB ? Not normally, but maybe the software undock didn't work correctly. Or maybe it did work. What happens if you disable CONFIG_USB_DEBUG? Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html