LU-5266 ldlm: granting the same lock twice on recovery

LU-5266 ldlm: granting the same lock twice on recovery

ASSERTION( lock->l_granted_mode != lock->l_req_mode ) is hit
when resending LDLM_FL_REPLAY.

Don't add lock to waiting list as it is already added or granted.

Change-Id: Ib8e5d2c7588f6cacd1723529e70d29f63742caad
Xyratex-bug-id: MRP-1944
Signed-off-by: Andriy Skulysh <Andriy_Skulysh@xyratex.com>
Signed-off-by: Vitaly Fertman <vitaly_fertman@xyratex.com>
Reviewed-on: http://review.whamcloud.com/10903
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Tested-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>