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-rw-r--r--include/linux/mmzone.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 498d6ce..0aece6d 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -841,7 +841,10 @@ static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist,
#if !defined(CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID) && \
!defined(CONFIG_ARCH_POPULATES_NODE_MAP)
-#define early_pfn_to_nid(nid) (0UL)
+static inline unsigned long early_pfn_to_nid(unsigned long pfn)
+{
+ return 0;
+}
#endif
#ifdef CONFIG_FLATMEM