[PATCH] remove pfn_to_pgdat() on x86

This function is unused on i386.
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-i386/mmzone.h

@@ -48,12 +48,6 @@ static inline int pfn_to_nid(unsigned long pfn)
 #endif
 }
 
-static inline struct pglist_data *pfn_to_pgdat(unsigned long pfn)
-{
-	return(NODE_DATA(pfn_to_nid(pfn)));
-}
-
-
 /*
  * Following are macros that are specific to this numa platform.
  */