When creating a vcpu, we initialize its TSC rate to the value from
KVM (through ioctl KVM_GET_TSC_KHZ).
Signed-off-by: Haozhong Zhang <haozhong.zhang@xxxxxxxxx>
---
target-i386/kvm.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index 7b0ba17..c2b161a 100644
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -751,6 +751,13 @@ int kvm_arch_init_vcpu(CPUState *cs)
}
}
+ r = kvm_vcpu_ioctl(cs, KVM_GET_TSC_KHZ);
+ if (r < 0) {
+ fprintf(stderr, "KVM_GET_TSC_KHZ failed\n");
+ return r;
+ }
+ env->tsc_khz = r;
+
if (kvm_has_xsave()) {
env->kvm_xsave_buf = qemu_memalign(4096, sizeof(struct kvm_xsave));
}
--
2.4.8
--
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