diff --git a/kvm-all.c b/kvm-all.c index fbd084cd6a..e76620229f 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -796,14 +796,22 @@ void kvm_flush_coalesced_mmio_buffer(void) #endif } -void kvm_cpu_synchronize_state(CPUState *env) +static void do_kvm_cpu_synchronize_state(void *_env) { + CPUState *env = _env; + if (!env->kvm_vcpu_dirty) { kvm_arch_get_registers(env); env->kvm_vcpu_dirty = 1; } } +void kvm_cpu_synchronize_state(CPUState *env) +{ + if (!env->kvm_vcpu_dirty) + run_on_cpu(env, do_kvm_cpu_synchronize_state, env); +} + void kvm_cpu_synchronize_post_reset(CPUState *env) { kvm_arch_put_registers(env, KVM_PUT_RESET_STATE);