diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e4dc5a271d..62b576e17b 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2001-05-24  Nick Duffek  <nsd@redhat.com>
+
+	* solist.h (struct so_list): Document the requirement that
+	current_sos initialize some fields to 0.
+
 2001-05-24  Mark Kettenis  <kettenis@gnu.org>
 
 	* gnu-nat.c: Include <ctype.h>.
diff --git a/gdb/solist.h b/gdb/solist.h
index 52fe9a8b31..fa00aaff3d 100644
--- a/gdb/solist.h
+++ b/gdb/solist.h
@@ -52,7 +52,9 @@ struct so_list
 
     /* The following fields of the structure are built from
        information gathered from the shared object file itself, and
-       are initialized when we actually add it to our symbol tables.  */
+       are set when we actually add it to our symbol tables.
+
+       current_sos must initialize these fields to 0.  */
 
     bfd *abfd;
     char symbols_loaded;	/* flag: symbols read in yet? */