RTSS 2017 submissionwip-modechange

1 files changed, 3 insertions, 0 deletions

diff --git a/litmus/jobs.c b/litmus/jobs.c
index 59c29d517074..368e0b308f3f 100644
--- a/litmus/jobs.c
+++ b/litmus/jobs.c
@@ -21,6 +21,7 @@ static inline void setup_release(struct task_struct *t, lt_t release)
         /* update job sequence number */
         t->rt_param.job_params.job_no++;
 }
+
 #define INIT_PHASE_LENGTH_NS    (1000000000)
 
 void prepare_for_next_period(struct task_struct *t)
@@ -34,6 +35,8 @@ void prepare_for_next_period(struct task_struct *t)
                 (long long)litmus_clock() -
                 (long long)t->rt_param.job_params.deadline;
 
+        /* Mode 0 is used for initializations *
+         * Use sporadic releases for all tasks not to overutilize cpus in mode 0 */
         if (tsk_rt(t)->sporadic_release) {
                 TRACE_TASK(t, "sporadic release at %llu\n",
                            tsk_rt(t)->sporadic_release_time + INIT_PHASE_LENGTH_NS*(tsk_rt(t)->job_params.job_no));