Re: KVM on old kernels pre-2.6.28

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On 01/30/11 06:03, Avi Kivity wrote:

>> The KVM code in the 2.6.27 kernel is broken. qemu-kvm emits:
>>
>> KVM kernel module broken (DESTROY_MEMORY_REGION).
>> Please upgrade to at least kernel 2.6.29 or recent kvm-kmod
>> (see http://sourceforge.net/projects/kvm).
>>
>> You'll need to use newer kvm-kmod versions.
> 
> Ah, but that's not a host kernel issue.  So you could have
> kvm-kmod-2.6.37 atop 2.6.27 (still I wouldn't recommend it).
> 

I don't understand. If the host kernel is 2.6.27, qemu-kvm complains and
refuses to open /dev/kvm. Your options are to upgrade the host kernel or
use a newer kvm-kmod version.

Are you saying kvm-kmod-2.6.37 is not advisable on 2.6.27? What about
kvm-kmod-2.6.32.27?

David
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