From: Wu Fengguang <fengguang.wu@intel.com>
Date: Wed, 27 Jan 2010 03:06:39 +0000 (+0800)
Subject: Move page_is_ram() declaration to mm.h
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=53df8fdc15fb646b0219e43c989c2cdab1ab100c;p=deliverable%2Flinux.git

Move page_is_ram() declaration to mm.h

Move page_is_ram() declaration to mm.h, it makes no sense in <linux/ioport.h>.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
LKML-Reference: <20100127030639.GD8132@localhost>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 11ef7952b63a..83aa81297ea3 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -188,7 +188,5 @@ extern int
 walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages,
 		void *arg, int (*func)(unsigned long, unsigned long, void *));
 
-extern int page_is_ram(unsigned long pfn);
-
 #endif /* __ASSEMBLY__ */
 #endif	/* _LINUX_IOPORT_H */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 24c395694f4d..bad433fdbfce 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);