Re: [PATCH 2/5] KVM: Implement CR read caching for KVM paravirt_ops

Anthony Liguori wrote:

With hardware virtualization, CR reads often times require a VMEXIT which is
rather expensive.  Instead of reading CR and taking the VMEXIT, maintain a
copy of each CR and return that on CR reads.
  

Looks good.  Any measurable performance impact?

-- 
error compiling committee.c: too many arguments to function


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