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authorSimon Horman <horms@verge.net.au>2011-01-13 01:29:21 (GMT)
committerSimon Horman <horms@verge.net.au>2011-01-13 01:29:21 (GMT)
commitfee1cc0895fd7bde875a86bbc3a1e82089e540b8 (patch)
treedf0a07a650229fd7aa775ca6c20a8d2939c96e72 /mm/nommu.c
parentae90bdeaeac6b964b7a1e853a90a19f358a9ac20 (diff)
parent0c21e3aaf6ae85bee804a325aa29c325209180fd (diff)
downloadlinux-fee1cc0895fd7bde875a86bbc3a1e82089e540b8.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 into HEAD
Diffstat (limited to 'mm/nommu.c')
-rw-r--r--mm/nommu.c29
1 files changed, 28 insertions, 1 deletions
diff --git a/mm/nommu.c b/mm/nommu.c
index 3613517..ef4045d 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)
{
@@ -1717,6 +1743,7 @@ void exit_mmap(struct mm_struct *mm)
mm->mmap = vma->vm_next;
delete_vma_from_mm(vma);
delete_vma(mm, vma);
+ cond_resched();
}
kleave("");