1 files changed, 12 insertions, 0 deletions
diff --git a/cpus.c b/cpus.c
index 3e3ef95e38..326742f445 100644
--- a/cpus.c
+++ b/cpus.c
@@ -1084,6 +1084,8 @@ static void *qemu_kvm_cpu_thread_fn(void *arg)
     } while (!cpu->unplug || cpu_can_run(cpu));
 
     qemu_kvm_destroy_vcpu(cpu);
+    cpu->created = false;
+    qemu_cond_signal(&qemu_cpu_cond);
     qemu_mutex_unlock_iothread();
     return NULL;
 }
@@ -1184,6 +1186,8 @@ static void *qemu_tcg_cpu_thread_fn(void *arg)
         }
         if (remove_cpu) {
             qemu_tcg_destroy_vcpu(remove_cpu);
+            cpu->created = false;
+            qemu_cond_signal(&qemu_cpu_cond);
             remove_cpu = NULL;
         }
     }
@@ -1349,6 +1353,14 @@ void cpu_remove(CPUState *cpu)
     qemu_cpu_kick(cpu);
 }
 
+void cpu_remove_sync(CPUState *cpu)
+{
+    cpu_remove(cpu);
+    while (cpu->created) {
+        qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
+    }
+}
+
 /* For temporary buffers for forming a name */
 #define VCPU_THREAD_NAME_SIZE 16