From d28104350e0f3db191d0b6b1222f795a6026a842 Mon Sep 17 00:00:00 2001
From: Alessio Ababilov <aababilov@griddynamics.com>
Date: Fri, 15 Jun 2012 18:33:26 +0300
Subject: do sync before fusermount to avoid busyness

Fix bug #1013689

Change-Id: I8ae786e105c08e1b5011a1b2a1dac048a710a1cb
---
 nova/virt/disk/guestfs.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nova/virt/disk/guestfs.py b/nova/virt/disk/guestfs.py
index 20e3eda39..bf7a286e0 100644
--- a/nova/virt/disk/guestfs.py
+++ b/nova/virt/disk/guestfs.py
@@ -88,6 +88,7 @@ class Mount(mount.Mount):
     def unmnt_dev(self):
         if not self.mounted:
             return
+        utils.execute('sync')
         # root users don't need a specific unmnt_dev()
         # but ordinary users do
         utils.execute('fusermount', '-u', self.mount_dir, run_as_root=True)
-- 
cgit