Index: kernel/generic/include/cpu.h
===================================================================
--- kernel/generic/include/cpu.h	(revision da1bafb8cf9a3b3be8ef21bc114daaa476a85190)
+++ kernel/generic/include/cpu.h	(revision 17ccb9d746a0d3db19fc24efcc8f0cfa36479cdf)
@@ -72,7 +72,11 @@
 	size_t missed_clock_ticks;
 	
+	/**
+	 * Processor cycle accounting.
+	 */
 	bool idle;
-	uint64_t idle_ticks;
-	uint64_t busy_ticks;
+	uint64_t last_cycle;
+	uint64_t idle_cycles;
+	uint64_t busy_cycles;
 	
 	/**