old_mask = env->interrupt_request;
env->interrupt_request |= mask;
+#ifndef CONFIG_USER_ONLY
+ /*
+ * If called from iothread context, wake the target cpu in
+ * case its halted.
+ */
+ if (!qemu_cpu_self(env)) {
+ qemu_cpu_kick(env);
+ return;
+ }
+#endif
+
if (use_icount) {
env->icount_decr.u16.high = 0xffff;
#ifndef CONFIG_USER_ONLY