qa: wait for file creation before changing mode

Fixes: http://tracker.ceph.com/issues/67408
Signed-off-by: Venky Shankar <vshankar@redhat.com>
(cherry picked from commit ebf66af82787752486d7c7c06e957f9698cf83b3)

diff --git a/qa/workunits/fs/snaps/snaptest-double-null.sh b/qa/workunits/fs/snaps/snaptest-double-null.sh
index cdf32e4f0ef6af40cff1e4eda9f4ac80b73aa49f..833c0fd696b93954f75cff26c49fdf0ae78f5f35 100755 (executable)
--- a/qa/workunits/fs/snaps/snaptest-double-null.sh
+++ b/qa/workunits/fs/snaps/snaptest-double-null.sh
@@ -11,6 +11,7 @@ mkdir a
 cat > a/foo &
 mkdir a/.snap/one
 mkdir a/.snap/two
+wait
 chmod 777 a/foo
 sync   # this might crash the mds
 ps