1 files changed, 5 insertions, 0 deletions
diff --git a/stubs/iothread-lock.c b/stubs/iothread-lock.c
index 5d8aca1b37..dda6f6b58d 100644
--- a/stubs/iothread-lock.c
+++ b/stubs/iothread-lock.c
@@ -1,6 +1,11 @@
 #include "qemu-common.h"
 #include "qemu/main-loop.h"
 
+bool qemu_mutex_iothread_locked(void)
+{
+    return true;
+}
+
 void qemu_mutex_lock_iothread(void)
 {
 }