NFS: remove incorrect "Lock reclaim failed!" warning.

After reclaiming state that was lost, the NFS client tries to reclaim any locks, and then checks that each one has NFS_LOCK_INITIALIZED set (which means that the server has confirmed the lock).
However if the client holds a delegation, nfs_reclaim_locks() simply aborts (or more accurately it called nfs_lock_reclaim() and that returns without doing anything).

This is because when a delegation is held, the server doesn't need to know about locks.

So if a delegation is held, NFS_LOCK_INITIALIZED is not expected, and its absence is certainly not an error.

So don't print the warnings if NFS_DELGATED_STATE is set.

index e22862f..e4e063f 100644
@@ -1443,14 +1443,16 @@ restart:
 		if (status >= 0) {
 			status = nfs4_reclaim_locks(state, ops);
 			if (status >= 0) {
-				spin_lock(&state->state_lock);
-				list_for_each_entry(lock, &state->lock_states, ls_locks) {
-					if (!test_bit(NFS_LOCK_INITIALIZED, &lock->ls_flags))
-						pr_warn_ratelimited("NFS: "
-							"%s: Lock reclaim "
-							"failed!\n", __func__);
+				if (test_bit(NFS_DELEGATED_STATE, &state->flags) != 0) {
+					spin_lock(&state->state_lock);
+					list_for_each_entry(lock, &state->lock_states, ls_locks) {
+						if (!test_bit(NFS_LOCK_INITIALIZED, &lock->ls_flags))
+							pr_warn_ratelimited("NFS: "
+									    "%s: Lock reclaim "
+									    "failed!\n", __func__);
+					}
+					spin_unlock(&state->state_lock);
 				}
-				spin_unlock(&state->state_lock);
 				nfs4_put_open_state(state);
 				spin_lock(&sp->so_lock);
 				goto restart;

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