On 16/12/2015 18:55, Michael Büsch wrote: >>> On 01/12/2015 18:09, Michael Büsch wrote: >>>>> I use "-device pci-assign,host=00:1a.0" to forward a USB >>>>> host chip to a Win7 32 bit inside of qemu/kvm. That used to >>>>> work pretty well, but it broke horribly somewhere after >>>>> 4.1. With recent kernels the virtual machine boots, but is >>>>> _very_ slow. It takes hours to boot. If PCI forwarding is >>>>> disabled, everything is fine. >>> >>> This has been reported already, I'm going to look at it this >>> week. > > Are there any news regarding this issue? It's being discussed in Bugzilla (https://bugzilla.kernel.org/show_bug.cgi?id=107561). Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html