static void __init early_memtest(unsigned long start, unsigned long end)
 {
-       unsigned long t_start, t_size;
+       u64 t_start, t_size;
        unsigned pattern;
 
        if (!memtest_pattern)
                        if (t_start + t_size > end)
                                t_size = end - t_start;
 
-                       printk(KERN_CONT "\n  %016lx - %016lx pattern %d",
-                               t_start, t_start + t_size, pattern);
+                       printk(KERN_CONT "\n  %016llx - %016llx pattern %d",
+                               (unsigned long long)t_start,
+                               (unsigned long long)t_start + t_size, pattern);
 
                        memtest(t_start, t_size, pattern);