KVM: x86: add kvm_arch_vcpu_postcreate callback, move TSC initialization

TSC initialization will soon make use of online_vcpus.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index a7b97a49d8ad..f3c069efc72a 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6320,6 +6320,19 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
         return r;
 }
 
+int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
+{
+        int r;
+
+        r = vcpu_load(vcpu);
+        if (r)
+                return r;
+        kvm_write_tsc(vcpu, 0);
+        vcpu_put(vcpu);
+
+        return r;
+}
+
 void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
 {
         int r;