Re: KVM with PCI forwarding really slow after 4.1

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On Tue, 1 Dec 2015 18:47:51 +0100
Paolo Bonzini <pbonzini@xxxxxxxxxx> 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?


-- 
Michael

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