generic/280: use waidpid instead of ugly sleep

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

diff --git a/tests/generic/280 b/tests/generic/280
index 815a2c568b99f9b5430be78da22fd6eb5c5e943c..7a2d1d01ad23f24deb08b579060fc9b30714fda9 100755 (executable)
--- a/tests/generic/280
+++ b/tests/generic/280
@@ -61,9 +61,10 @@ quotacheck -u -g $SCRATCH_MNT 2>/dev/null
 quotaon $SCRATCH_MNT 2>/dev/null
 xfs_freeze -f $SCRATCH_MNT
 setquota -u root 1 2 3 4 $SCRATCH_MNT &
+pid=$!
 sleep 1
 xfs_freeze -u $SCRATCH_MNT
-sleep 1
+wait $pid
 umount $SCRATCH_DEV
 
 # Failure comes in the form of a deadlock.