[DLM] change some log_error to log_debug

Some common, non-error messages should use log_debug instead of log_error
so they can be turned off.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/dlm/rcom.c b/fs/dlm/rcom.c
index 54fba9b..2e246af 100644
--- a/fs/dlm/rcom.c
+++ b/fs/dlm/rcom.c
@@ -435,7 +435,7 @@
 		seq = ls->ls_recover_seq;
 		spin_unlock(&ls->ls_recover_lock);
 		if (rc->rc_seq_reply != seq) {
-			log_error(ls, "ignoring old reply %x from %d "
+			log_debug(ls, "ignoring old reply %x from %d "
 				      "seq_reply %llx expect %llx",
 				      rc->rc_type, rc->rc_header.h_nodeid,
 				      (unsigned long long)rc->rc_seq_reply,
@@ -469,7 +469,7 @@
 	}
 
 	if (dlm_recovery_stopped(ls) && (rc->rc_type != DLM_RCOM_STATUS)) {
-		log_error(ls, "ignoring recovery message %x from %d",
+		log_debug(ls, "ignoring recovery message %x from %d",
 			  rc->rc_type, nodeid);
 		goto out;
 	}