Description of problem:
the unlock within the grace-period fails, after the nfs server restart.

This may be because of non-reclamation of the locks earlier generated


Version-Release number of selected component (if applicable):
3.3.0qa27


How reproducible:
tried it once


Steps to Reproduce:
1. put a lock on a file
2. kill the nfs server
3. bring back the nfs server before 50 seconds
4. try to unlock the file 
  
Actual results:
the unlock fails with the error message as, 
returns:- nlm_get_uniq() returned NULL and  
unable to unlock_fd_resume


Expected results:
it should have unlocked the lock previously held after reclaiming it with in grace period 

Additional info: