Index: generic/include/mm/asid.h
===================================================================
--- generic/include/mm/asid.h	(revision 677a6d50fe04baf1fc4de579c24ea8dd8da3099b)
+++ generic/include/mm/asid.h	(revision 677a6d50fe04baf1fc4de579c24ea8dd8da3099b)
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2006 Jakub Jermar
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __ASID_H__
+#define __ASID_H__
+
+#define ASID_KERNEL	0
+
+#endif
Index: generic/include/mm/page.h
===================================================================
--- generic/include/mm/page.h	(revision 59adc2b9587400d75b5f3c03ec31e2c946b96230)
+++ generic/include/mm/page.h	(revision 677a6d50fe04baf1fc4de579c24ea8dd8da3099b)
@@ -30,4 +30,5 @@
 #define __PAGE_H__
 
+#include <arch/mm/asid.h>
 #include <arch/types.h>
 #include <typedefs.h>
@@ -57,6 +58,6 @@
 
 struct page_operations {
-	void (* mapping_insert)(__address page, __address frame, int flags, __address root);
-	pte_t *(* mapping_find)(__address page, __address root);
+	void (* mapping_insert)(__address page, asid_t asid, __address frame, int flags, __address root);
+	pte_t *(* mapping_find)(__address page, asid_t asid, __address root);
 };
 typedef struct page_operations page_operations_t;
@@ -65,6 +66,6 @@
 
 extern void page_init(void);
-extern void page_mapping_insert(__address page, __address frame, int flags, __address root);
-extern pte_t *page_mapping_find(__address page, __address root);
+extern void page_mapping_insert(__address page, asid_t asid, __address frame, int flags, __address root);
+extern pte_t *page_mapping_find(__address page, asid_t asid, __address root);
 extern void map_structure(__address s, size_t size);