KVM VCPU RUN

http://people.cs.nctu.edu.tw/~chenwj/slide/QEMU/

  KVM_RUN --> kvm_vcpu_ioctl (kvm_main.c)

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              kvm_arch_vcpu_ioctl_run (x86.c)

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                    v

              __vcpu_run (x86.c)

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                    v

              vcpu_enter_guest (x86.c)
 
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                    v

              kvm_x86_ops->run(vcpu) (vmx_vcpu_run in vmx.c)