Re: vhost_net_init returned -7

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On Fri, Aug 28, 2009 at 03:10:43PM -0500, Brian Jackson wrote:
> I'm trying to tinker with vhost_net. I have a 2.6.31-rc4 host kernel patched 
> to support vhost_net (v5) (along with ksm if it matters). The guest is a 
> debian-5.0.2 (2.6.26) install CD for now. When the guest tries to load the 
> virtio-net drivers, kvm closes and prints "vhost_net_init returned -7". KVM is 
> patched with your patches from 20090817.
> 
> I tried looking through the code but without adding some other debug code, 
> it's not obvious where exactly it's failing. Was going to see if anyone (I 
> know, not a lot of users yet) had any ideas before I dig too deep.
> 
> --Iggy

Something I forgot to mention is that userspace I posted currently rely on
guest MSI support which requires guest v2.6.31 (any rc will do). You don't need
kvm.git in guest though: kernel.org kernels should work ok.

-- 
MST
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