Index: uspace/srv/vfs/vfs_lookup.c
===================================================================
--- uspace/srv/vfs/vfs_lookup.c	(revision 79ae36ddc409577eb0da3750b3a7280e034566a2)
+++ uspace/srv/vfs/vfs_lookup.c	(revision e4f8c77d2f0ec68a5943a6b063aaa901dc22d1b4)
@@ -50,5 +50,5 @@
 
 FIBRIL_MUTEX_INITIALIZE(plb_mutex);
-LIST_INITIALIZE(plb_head);	/**< PLB entry ring buffer. */
+LIST_INITIALIZE(plb_entries);	/**< PLB entry ring buffer. */
 uint8_t *plb = NULL;
 
@@ -102,12 +102,12 @@
 	size_t last;	/* the last free index */
 
-	if (list_empty(&plb_head)) {
+	if (list_empty(&plb_entries)) {
 		first = 0;
 		last = PLB_SIZE - 1;
 	} else {
-		plb_entry_t *oldest = list_get_instance(plb_head.next,
-		    plb_entry_t, plb_link);
-		plb_entry_t *newest = list_get_instance(plb_head.prev,
-		    plb_entry_t, plb_link);
+		plb_entry_t *oldest = list_get_instance(
+		    list_first(&plb_entries), plb_entry_t, plb_link);
+		plb_entry_t *newest = list_get_instance(
+		    list_last(&plb_entries), plb_entry_t, plb_link);
 
 		first = (newest->index + newest->len) % PLB_SIZE;
@@ -145,5 +145,5 @@
 	 * buffer.
 	 */
-	list_append(&entry.plb_link, &plb_head);
+	list_append(&entry.plb_link, &plb_entries);
 	
 	fibril_mutex_unlock(&plb_mutex);