1 files changed, 2 insertions, 5 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 217bcf6bca77..c928dac6cad0 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -273,11 +273,6 @@ struct zone_reclaim_stat {
          */
         unsigned long           recent_rotated[2];
         unsigned long           recent_scanned[2];
-
-        /*
-         * accumulated for batching
-         */
-        unsigned long           nr_saved_scan[NR_LRU_LISTS];
 };
 
 struct zone {
@@ -1056,12 +1051,14 @@ static inline struct mem_section *__pfn_to_section(unsigned long pfn)
         return __nr_to_section(pfn_to_section_nr(pfn));
 }
 
+#ifndef CONFIG_HAVE_ARCH_PFN_VALID
 static inline int pfn_valid(unsigned long pfn)
 {
         if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS)
                 return 0;
         return valid_section(__nr_to_section(pfn_to_section_nr(pfn)));
 }
+#endif
 
 static inline int pfn_present(unsigned long pfn)
 {