1 files changed, 4 insertions, 1 deletions

diff --git a/scripts/runqemu b/scripts/runqemu
index d25de42f27..f661892aec 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -1220,7 +1220,10 @@ class BaseConfig(object):
         cmd = "%s %s" % (self.qemu_opt, kernel_opts)
         cmds = shlex.split(cmd)
         logger.info('Running %s\n' % cmd)
-        process = subprocess.Popen(cmds, stderr=subprocess.PIPE)
+        pass_fds = []
+        if self.lock_descriptor:
+            pass_fds = [self.lock_descriptor.fileno()]
+        process = subprocess.Popen(cmds, stderr=subprocess.PIPE, pass_fds=pass_fds)
         self.qemupid = process.pid
         retcode = process.wait()
         if retcode: