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-rw-r--r--mm/nommu.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/mm/nommu.c b/mm/nommu.c
index 27a9ac588516..ef4045d010d5 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -10,7 +10,7 @@
* Copyright (c) 2000-2003 David McCullough <davidm@snapgear.com>
* Copyright (c) 2000-2001 D Jeff Dionne <jeff@uClinux.org>
* Copyright (c) 2002 Greg Ungerer <gerg@snapgear.com>
- * Copyright (c) 2007-2009 Paul Mundt <lethal@linux-sh.org>
+ * Copyright (c) 2007-2010 Paul Mundt <lethal@linux-sh.org>
*/
#include <linux/module.h>
@@ -328,6 +328,7 @@ void *vmalloc_node(unsigned long size, int node)
{
return vmalloc(size);
}
+EXPORT_SYMBOL(vmalloc_node);
/**
* vzalloc_node - allocate memory on a specific node with zero fill
@@ -440,6 +441,31 @@ void __attribute__((weak)) vmalloc_sync_all(void)
{
}
+/**
+ * alloc_vm_area - allocate a range of kernel address space
+ * @size: size of the area
+ *
+ * Returns: NULL on failure, vm_struct on success
+ *
+ * This function reserves a range of kernel address space, and
+ * allocates pagetables to map that range. No actual mappings
+ * are created. If the kernel address space is not shared
+ * between processes, it syncs the pagetable across all
+ * processes.
+ */
+struct vm_struct *alloc_vm_area(size_t size)
+{
+ BUG();
+ return NULL;
+}
+EXPORT_SYMBOL_GPL(alloc_vm_area);
+
+void free_vm_area(struct vm_struct *area)
+{
+ BUG();
+}
+EXPORT_SYMBOL_GPL(free_vm_area);
+
int vm_insert_page(struct vm_area_struct *vma, unsigned long addr,
struct page *page)
{