X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=include%2Flinux%2Fmm.h;h=8b2fa8593c61935f36ffa128d72c7236c198e119;hb=84abd88a70090cf00f9e45c3a81680874f17626e;hp=60c467bfbabd66dbd295721c5afb9cb39b47594d;hpb=e28cab42f384745c8a947a9ccd51e4aae52f5d51;p=linux-2.6-block.git

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 60c467bfbabd..8b2fa8593c61 100644
--- 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);