Re: perf uncore & lkvm woes

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On Thu, 2012-08-16 at 10:01 +0300, Pekka Enberg wrote:
> Has anyone seen this? It's kvmtool/next with 3.6.0-rc1. Looks like we
> are doing uncore_init() on virtualized CPU which breaks boot. 

I think you're the first.. I don't normally use kvm if I can at all
avoid it.

But I think its a 'simple' matter of kvm not emulating the entire
hardware. Afaik the uncore isn't enumerated and we simply assume MSR
presence based on cpu model.

Added Zheng Yan who wrote most of that stuff.
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