[vfio-users] Trouble passing through USB Root Hub

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You wanted to attach a full usb controller or what?
Usual virt-manager GUI passes through the USB device using only
vendor-device id pair.
On Sep 21, 2015 1:44 PM, "Jonathan Scruggs" <j.scruggs at gmail.com> wrote:

> Hi,
>
> I have a USB audio card that makes static noises when passed through. This
> is a known issue here, so I thought to pass through the whole USB Root Hub
> to the VM.
>
> My system lists three USB Root hubs 2x EHCI and 1x XHCI ones when doing
> lspci.
>
> The issue is that no matter what port I plug a device in, it always shows
> up under the same root hub when using either USB Viewer or lsusb. Though,
> lsusb shows me as having four root hubs, but lspci only lists three. How
> can I tell what root hub a device is really plugged into so I can pass it
> through to the VM?
>
> Thanks,
> Jon
>
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