Add some comments

Assignment5/hard_affinity.c

@@ -60,6 +60,7 @@ Queue *input_queue() {
 	return queue;
 }
 
+// """atomic""" functions
 int getTime() {
 	pthread_mutex_lock(&time_mutex);
 	int time = TIME;
@@ -184,7 +185,7 @@ void *simulation(void *args) {
 				process = process->prev_elem;
 			}
 
-			// Begin printing the current job
+			// Begin simulating the current job
 			process = sim_queue->end;
 			if (sim_queue->size != 0) {
 				print_buffer[cpu_id] = process->job;