Remove commented out import and fix comments

kernel/sched/pb.c

@@ -65,8 +65,7 @@ void init_pb_rq(struct pb_rq *pb_rq)
 EXPORT_SYMBOL(init_pb_rq);
 
 // task enters the runnable state
-static void
-enqueue_task_pb(struct rq *rq, struct task_struct *p, int flags)
+static void enqueue_task_pb(struct rq *rq, struct task_struct *p, int flags)
 {
 	// NOP
 }

kernel/sched/perf_error_detection.c

 #include "perf_error_detection.h"
-//#include "sched.h"
 
 /*
  * Our understanding of perf so far. Please correct as needed.
@@ -31,7 +30,7 @@ int init_perf_event(struct plan_entry *plan_entry, struct perf_event **pevent){
 	/* Not needed on 3.2? */
 	pe.wakeup_events = 1;
 
-	// cpu = -1 -> cpu indepented (assumed to be regulated by plan)
+	// cpu = -1 -> cpu independent (assumed to be regulated by plan)
 	*pevent = perf_event_create(&pe, smp_processor_id());
 
 	if (IS_ERR(pevent)) {
@@ -82,5 +81,5 @@ struct perf_event* perf_event_create(struct perf_event_attr *hw_event_uptr, int
 			cpu,
 			NULL, /* per CPU */
 			&overflow_handler,
-			NULL /* What's meant by context? oprofile uses NULL */);
+			NULL /* What's meant by context? 'oprofile' uses NULL */);
 }