Re: kvm-kmod and kernels 3.11.*

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On 2013-12-13 16:12, Paolo Bonzini wrote:
> Il 13/12/2013 16:04, Jan Kiszka ha scritto:
>> Yes, kvm-kmod is starting to bitrot. I just noticed I messed up the last
>> stable release back in August, and no one seems to have noticed it.
>> There were no complains about the missing releases for 3.11 and 3.12, so
>> it the relevance must have dropped significantly.
> 
> I think the relevance of releases is ~zero.  kvm-kmod still remains
> extremely useful IMHO as a hacking tool.

Exactly.

> 
>> kvm-kmod is still useful for hacking, so I'm considering to stop
>> providing releases (except for a final 3.10.21), just updates in git to
>> allow wrapping of latest kvm head on recent kernels.
> 
> Yes, git can be good enough for distribution.
> 
>> There are breakages
>> with kernels < 3.0 now, about which I personally do not care anymore, so
>> lifting the entrance level to 3.0 seems reasonable.
> 
> Agreed on this as well.  Personally I would be fine even with only 3-4
> releases backwards compatibility (e.g. 3.8) right now.
> 
>>>> For completeness, here is the patch I am using right now.
>> Is there anything in your patch that is still required with current
>> kvm-kmod next? Then I would be happy about a patch!
> 
> Your next branch works for me.  The only difference between my patch and
> your origin/next is that I'm copying
> 
> 	%(linux)s/arch/%(arch)s/include/uapi/asm/msr-index.h'
> 
> and you have
> 
> +
> +#ifndef MSR_IA32_VMX_MISC_PREEMPTION_TIMER_SCALE
> +#define MSR_IA32_VMX_MISC_PREEMPTION_TIMER_SCALE   0x1F
> +#endif

Indeed, will change this.

Thanks!
Jan

> 
> Everything else is roughly the same.  Thanks for maintaining kvm-kmod!
> 
> Paolo
> 


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