void releaseReservation(DLockBatch batch) {
    resMgr.releaseReservation((IdentityArrayList) batch.getReqs());
  }
Releases the transaction optimized lock batch.
<p>
Acquires destroy read lock before synchronizing on {@link #batchLocks}.
If read lock not acquired, wait for the Grantor to be destroyed.

@param batchId the identify of the transaction lock batch to release
@param owner the member that has created and locked the lock batch
@throws LockGrantorDestroyedException if grantor is destroyed or interrupted
geode-core/src/main/java/org/apache/geode/distributed/internal/locks/DLockGrantor.java