diff --git a/fs/dlm/dir.c b/fs/dlm/dir.c
index 92969f879a177b86f8809feccd483c25697950de..858fba14aaa60712944aa2ef67102b3acc5cb071 100644
--- a/fs/dlm/dir.c
+++ b/fs/dlm/dir.c
@@ -156,7 +156,7 @@ void dlm_dir_remove_entry(struct dlm_ls *ls, int nodeid, char *name, int namelen
 
 	bucket = dir_hash(ls, name, namelen);
 
-	write_lock(&ls->ls_dirtbl[bucket].lock);
+	spin_lock(&ls->ls_dirtbl[bucket].lock);
 
 	de = search_bucket(ls, name, namelen, bucket);
 
@@ -173,7 +173,7 @@ void dlm_dir_remove_entry(struct dlm_ls *ls, int nodeid, char *name, int namelen
 	list_del(&de->list);
 	kfree(de);
  out:
-	write_unlock(&ls->ls_dirtbl[bucket].lock);
+	spin_unlock(&ls->ls_dirtbl[bucket].lock);
 }
 
 void dlm_dir_clear(struct dlm_ls *ls)
@@ -185,14 +185,14 @@ void dlm_dir_clear(struct dlm_ls *ls)
 	DLM_ASSERT(list_empty(&ls->ls_recover_list), );
 
 	for (i = 0; i < ls->ls_dirtbl_size; i++) {
-		write_lock(&ls->ls_dirtbl[i].lock);
+		spin_lock(&ls->ls_dirtbl[i].lock);
 		head = &ls->ls_dirtbl[i].list;
 		while (!list_empty(head)) {
 			de = list_entry(head->next, struct dlm_direntry, list);
 			list_del(&de->list);
 			put_free_de(ls, de);
 		}
-		write_unlock(&ls->ls_dirtbl[i].lock);
+		spin_unlock(&ls->ls_dirtbl[i].lock);
 	}
 }
 
@@ -307,17 +307,17 @@ static int get_entry(struct dlm_ls *ls, int nodeid, char *name,
 
 	bucket = dir_hash(ls, name, namelen);
 
-	write_lock(&ls->ls_dirtbl[bucket].lock);
+	spin_lock(&ls->ls_dirtbl[bucket].lock);
 	de = search_bucket(ls, name, namelen, bucket);
 	if (de) {
 		*r_nodeid = de->master_nodeid;
-		write_unlock(&ls->ls_dirtbl[bucket].lock);
+		spin_unlock(&ls->ls_dirtbl[bucket].lock);
 		if (*r_nodeid == nodeid)
 			return -EEXIST;
 		return 0;
 	}
 
-	write_unlock(&ls->ls_dirtbl[bucket].lock);
+	spin_unlock(&ls->ls_dirtbl[bucket].lock);
 
 	if (namelen > DLM_RESNAME_MAXLEN)
 		return -EINVAL;
@@ -330,7 +330,7 @@ static int get_entry(struct dlm_ls *ls, int nodeid, char *name,
 	de->length = namelen;
 	memcpy(de->name, name, namelen);
 
-	write_lock(&ls->ls_dirtbl[bucket].lock);
+	spin_lock(&ls->ls_dirtbl[bucket].lock);
 	tmp = search_bucket(ls, name, namelen, bucket);
 	if (tmp) {
 		kfree(de);
@@ -339,7 +339,7 @@ static int get_entry(struct dlm_ls *ls, int nodeid, char *name,
 		list_add_tail(&de->list, &ls->ls_dirtbl[bucket].list);
 	}
 	*r_nodeid = de->master_nodeid;
-	write_unlock(&ls->ls_dirtbl[bucket].lock);
+	spin_unlock(&ls->ls_dirtbl[bucket].lock);
 	return 0;
 }
 
diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h
index 076e86f38bc84a4a6e247b7fb184658592e7f732..d01ca0a711db15de2f1d57854b9acb875e9c63e0 100644
--- a/fs/dlm/dlm_internal.h
+++ b/fs/dlm/dlm_internal.h
@@ -99,7 +99,7 @@ struct dlm_direntry {
 
 struct dlm_dirtable {
 	struct list_head	list;
-	rwlock_t		lock;
+	spinlock_t		lock;
 };
 
 struct dlm_rsbtable {
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c
index aa32e5f02493656ef461099a024337793437e245..cd8e2df3c295f19dbe09141e6222ff4cd9c69a56 100644
--- a/fs/dlm/lockspace.c
+++ b/fs/dlm/lockspace.c
@@ -487,7 +487,7 @@ static int new_lockspace(char *name, int namelen, void **lockspace,
 		goto out_lkbfree;
 	for (i = 0; i < size; i++) {
 		INIT_LIST_HEAD(&ls->ls_dirtbl[i].list);
-		rwlock_init(&ls->ls_dirtbl[i].lock);
+		spin_lock_init(&ls->ls_dirtbl[i].lock);
 	}
 
 	INIT_LIST_HEAD(&ls->ls_waiters);