zdtm: make zdtm to not fail if time changed in fd-list

In case if time is modified in ls -l output we should
not treat it as error, interrupting zdtm work

-lrwx------ 1 root root 64 Feb 17 14:52 0 -> /dev/null
-lrwx------ 1 root root 64 Feb 17 14:52 1 -> /dev/null
-lrwx------ 1 root root 64 Feb 17 14:52 2 -> /dev/null
+lrwx------ 1 root root 64 Feb 17 14:53 0 -> /dev/null
+lrwx------ 1 root root 64 Feb 17 14:53 1 -> /dev/null
+lrwx------ 1 root root 64 Feb 17 14:53 2 -> /dev/null
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Acked-by: Andrew Vagin <avagin@parallels.com>
Acked-by: Pavel Emelyanov <xemul@parallels.com>

test/zdtm.sh

@@ -51,7 +51,7 @@ ARGS=""
 
 save_fds()
 {
-	ls -l /proc/$1/fd | sed 's/\(-> \(pipe\|socket\)\):.*/\1/' > $2
+	ls -l /proc/$1/fd | sed 's/\(-> \(pipe\|socket\)\):.*/\1/' | awk '{ print $9,$10,$11; }' > $2
 }
 
 diff_fds()