diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index dcf5ecca19d9..fde1ed445ca4 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -173,7 +173,7 @@ void mark_rodata_ro(void)
 }
 #endif
 
-#ifdef CONFIG_DEBUG_PAGEALLOC
+#if defined(CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC) && defined(CONFIG_DEBUG_PAGEALLOC)
 void __kernel_map_pages(struct page *page, int numpages, int enable)
 {
 	unsigned long addr = (unsigned long)page_address(page);