diff --git a/mm/memory.c b/mm/memory.c
index 2150243e..803fcc02 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -183,15 +183,6 @@ int mmu_init(void)
 	atomic_int32_inc(&total_allocated_pages);
 	atomic_int32_dec(&total_available_pages);
 
-	/* 
-	 * The init ram disk are already loaded.
-	 * Therefore, we set these pages as used.
-	 */
-	for(addr=bootinfo->addr; addr < bootinfo->addr+bootinfo->size; addr+=PAGE_SIZE) {
-		page_set_mark(addr >> PAGE_SHIFT);
-		atomic_int32_inc(&total_allocated_pages);
-		atomic_int32_dec(&total_available_pages);
-	}
 #else
 	#error Currently, MetalSVM supports only the Multiboot specification or the RockCreek processor!
 #endif
@@ -239,6 +230,17 @@ int mmu_init(void)
 		atomic_int32_inc(&total_pages);
 		atomic_int32_inc(&total_available_pages);
 	}
+
+	/* 
+	 * The init ram disk are already loaded.
+	 * Therefore, we set these pages as used.
+	 */
+	for(addr=bootinfo->addr; addr < bootinfo->addr+bootinfo->size; addr+=PAGE_SIZE) {
+		// This area is already mapped, so we need to virt_to_phys() these addresses.
+		page_set_mark(virt_to_phys(addr) >> PAGE_SHIFT);
+		atomic_int32_inc(&total_allocated_pages);
+		atomic_int32_dec(&total_available_pages);
+	}
 #endif
 
 	return ret;