USB 3 strange behavior, lenovo x240

[Hans Petter Selasky]

On 01/16/15 19:00, Sean Bruno wrote:
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> I'm seeing strange behavior when I enable USB 3 support on my laptop.
> Running head @r276878:
>
> Disabling USB 3 makes things behave "better" in that my wireless device
> will actually serve traffic and /dev/video0 will really exist when I
> switch over.  Using USB 3 makes things behave erratically if at all.
>
> Devices don't appear after a reboot and I'm seeing issues using my USB 2
> devices.
>

Does setting "hw.usb.xhci.