1 files changed, 2 insertions, 3 deletions

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 1c93c255873b..98d7bf99533a 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -75,11 +75,10 @@ static inline pte_t *virt_to_kpte(unsigned long vaddr)
 
 int page_is_ram(unsigned long pfn)
 {
-        unsigned long paddr = (pfn << PAGE_SHIFT);
-
 #ifndef CONFIG_PPC64    /* XXX for now */
-        return paddr < __pa(high_memory);
+        return pfn < max_pfn;
 #else
+        unsigned long paddr = (pfn << PAGE_SHIFT);
         int i;
         for (i=0; i < lmb.memory.cnt; i++) {
                 unsigned long base;