Remove unused extent_find(). Then, we can keep the extent list only if

option DIAGNOSTIC || option DDB, saves some room on installation media.

2 files changed, 7 insertions, 24 deletions

diff --git a/sys/kern/subr_extent.c b/sys/kern/subr_extent.c
index b70836cff40..41a4d4e24b0 100644
--- a/sys/kern/subr_extent.c
+++ b/sys/kern/subr_extent.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: subr_extent.c,v 1.30 2005/12/09 09:09:52 jsg Exp $	*/
+/*	$OpenBSD: subr_extent.c,v 1.31 2006/02/23 19:58:47 miod Exp $	*/
 /*	$NetBSD: subr_extent.c,v 1.7 1996/11/21 18:46:34 cgd Exp $	*/
 
 /*-
@@ -80,7 +80,6 @@ static	void extent_insert_and_optimize(struct extent *, u_long, u_long,
 static	struct extent_region *extent_alloc_region_descriptor(struct extent *, int);
 static	void extent_free_region_descriptor(struct extent *,
 	    struct extent_region *);
-static	void extent_register(struct extent *);
 
 /*
  * Macro to align to an arbitrary power-of-two boundary.
@@ -89,11 +88,13 @@ static	void extent_register(struct extent *);
 	(((((_start) - (_skew)) + ((_align) - 1)) & (-(_align))) + (_skew))
 
 
+#if defined(DIAGNOSTIC) || defined(DDB)
 /*
  * Register the extent on a doubly linked list.
  * Should work, no?
  */
 static LIST_HEAD(listhead, extent) ext_list;
+static	void extent_register(struct extent *);
 
 static void
 extent_register(struct extent *ex)
@@ -118,6 +119,7 @@ extent_register(struct extent *ex)
 	/* Insert into list */
 	LIST_INSERT_HEAD(&ext_list, ex, ex_link);
 }
+#endif	/* DIAGNOSTIC || DDB */
 
 struct pool ex_region_pl;
 
@@ -133,26 +135,6 @@ extent_pool_init(void)
 	}
 }
 
-/*
- * Find a given extent, and return a pointer to
- * it so that other extent functions can be used
- * on it.
- *
- * Returns NULL on failure.
- */
-struct extent *
-extent_find(char *name)
-{
-	struct extent *ep;
-
-	LIST_FOREACH(ep, &ext_list, ex_link) {
-		if (!strcmp(ep->ex_name, name))
-			return(ep);
-	}
-
-	return(NULL);
-}
-
 #ifdef DDB
 /*
  * Print out all extents registered.  This is used in
@@ -246,7 +228,9 @@ extent_create(char *name, u_long start, u_long end, int mtype, caddr_t storage,
 	if (flags & EX_NOCOALESCE)
 		ex->ex_flags |= EXF_NOCOALESCE;
 
+#if defined(DIAGNOSTIC) || defined(DDB)
 	extent_register(ex);
+#endif
 	return (ex);
 }
 
diff --git a/sys/sys/extent.h b/sys/sys/extent.h
index fd4fb374fdf..aff33bd0392 100644
--- a/sys/sys/extent.h
+++ b/sys/sys/extent.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: extent.h,v 1.7 2002/03/14 01:27:14 millert Exp $	*/
+/*	$OpenBSD: extent.h,v 1.8 2006/02/23 19:58:48 miod Exp $	*/
 /*	$NetBSD: extent.h,v 1.6 1997/10/09 07:43:05 jtc Exp $	*/
 
 /*-
@@ -103,7 +103,6 @@ struct extent_fixed {
 	((ALIGN(sizeof(struct extent_region))) *	\
 	 (_nregions)))
 
-struct extent *extent_find(char *);
 void extent_print_all(void);
 
 struct	extent *extent_create(char *, u_long, u_long, int,