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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
[safe/jmp/linux-2.6]
/
include
/
linux
/
mm.h
diff --git
a/include/linux/mm.h
b/include/linux/mm.h
index
91d2ba1
..
2e724c8
100644
(file)
--- a/
include/linux/mm.h
+++ b/
include/linux/mm.h
@@
-265,6
+265,8
@@
static inline int get_page_unless_zero(struct page *page)
return atomic_inc_not_zero(&page->_count);
}
+extern int page_is_ram(unsigned long pfn);
+
/* Support for virtually mapped pages */
struct page *vmalloc_to_page(const void *addr);
unsigned long vmalloc_to_pfn(const void *addr);