do not use timedwait on qemu_system_cond

qemu_main_loop_start is the only place where qemu_system_ready is set
to 1.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/cpus.c b/cpus.c
index 4c3837f..e367b3b 100644
--- a/cpus.c
+++ b/cpus.c
@@ -823,7 +823,7 @@
 
     /* and wait for machine initialization */
     while (!qemu_system_ready) {
-        qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100);
+        qemu_cond_wait(&qemu_system_cond, &qemu_global_mutex);
     }
 
     while (1) {
@@ -855,7 +855,7 @@
 
     /* and wait for machine initialization */
     while (!qemu_system_ready) {
-        qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100);
+        qemu_cond_wait(&qemu_system_cond, &qemu_global_mutex);
     }
 
     while (1) {