Index: kernel/generic/src/cpu/cpu.c
===================================================================
--- kernel/generic/src/cpu/cpu.c	(revision aae365bc823f3137811d2c48089c150e81c40606)
+++ kernel/generic/src/cpu/cpu.c	(revision 5071f8a8d049c5ec42cf8d3640c718d3cf19c5a6)
@@ -71,6 +71,6 @@
 		memsetb(cpus, sizeof(cpu_t) * config.cpu_count, 0);
 
-		// XXX: All kernel stacks must be aligned to STACK_SIZE,
-		//      see get_stack_base().
+		// NOTE: All kernel stacks must be aligned to STACK_SIZE,
+		//       see get_stack_base().
 		size_t i;
 		for (i = 0; i < config.cpu_count; i++) {