call sudo -v with lock protect
authorZhang Qiang <qiang.z.zhang@intel.com>
Thu, 13 Sep 2012 12:59:47 +0000 (20:59 +0800)
committerZhang Qiang <qiang.z.zhang@intel.com>
Thu, 13 Sep 2012 13:03:56 +0000 (21:03 +0800)
commit3299e8fc853da306601571fcab1acc3b730d29a0
tree502d23c615480e0e87c5f00cbd0dab9b2d762154
parentad77998682e6f03cc94c0ee65d21f8b8ee575098
call sudo -v with lock protect

Without this multiple thread workers may request passwd at the same
time, then depanneur will destroy current terminal or system.

Change-Id: I784a9474d8c182e4429085962f41b0f81149b890
depanneur