On Mon, 4 Apr 2011, Sarah Sharp wrote: > On Sat, Apr 02, 2011 at 04:35:17AM -0400, CAI Qian wrote: > > Hi Sarah, > > > > After applied this patch on the top of USB3 hub changes patches in my branch (can also reproduce the original problem), the problem is still existed. > > > > Freezing user space processes ... (elapsed 0.01 seconds) done. > > Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done. > > PM: Preallocating image memory... done (allocated 3924380 pages) > > PM: Allocated 15697520 kbytes in 2.53 seconds (6204.55 MB/s) > > hub 8-1:1.0: suspend error -16 > > pm_op(): usb_dev_freeze+0x0/0x20 returns -16 > > PM: Device 8-1 failed to freeze: error -16 > > So I think the 8-1 device is your roothub. No, it can't be. The root hub would be named usb8. 8-1 is the device plugged into port 1 on the root hub. 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