+ * Relocate kernel (if needed), and initrd (if present).
+ * Copy kernel first, in case kernel was loaded overlapping where we're
+ * planning to copy the initrd. This assumes that the initrd didn't
+ * get loaded overlapping where we're planning to copy the kernel, but
+ * that's pretty unlikely since we couldn't alloc that space for the
+ * kernel (or the kernel would already be there).