diff options
| author | Glenn Elliott <gelliott@cs.unc.edu> | 2010-11-29 11:41:40 -0500 |
|---|---|---|
| committer | Glenn Elliott <gelliott@cs.unc.edu> | 2010-11-29 11:41:40 -0500 |
| commit | f2ddb884f2300cd7709237975206e5b9d9b18445 (patch) | |
| tree | 76a932872cf8c42f780a3499fb76cee372ce0c91 /litmus | |
| parent | 4c5c517602f595092979716bacf565fc333ad5fe (diff) | |
Add sched_trace data for Apative EDZLwip-aedzl-revised
Added new trace event, st_task_completion_adaptive, to trace estimated
execution time and estimation error when an AEDZL task completes.
Diffstat (limited to 'litmus')
| -rw-r--r-- | litmus/sched_aedzl.c | 1 | ||||
| -rw-r--r-- | litmus/sched_task_trace.c | 20 |
2 files changed, 21 insertions, 0 deletions
diff --git a/litmus/sched_aedzl.c b/litmus/sched_aedzl.c index 4943e1ed7616..99c1ad02bbb4 100644 --- a/litmus/sched_aedzl.c +++ b/litmus/sched_aedzl.c | |||
| @@ -514,6 +514,7 @@ static noinline void job_completion(struct task_struct *t, int forced) | |||
| 514 | BUG_ON(!t); | 514 | BUG_ON(!t); |
| 515 | 515 | ||
| 516 | sched_trace_task_completion(t, forced); | 516 | sched_trace_task_completion(t, forced); |
| 517 | sched_trace_task_completion_adaptive(t); | ||
| 517 | 518 | ||
| 518 | TRACE_TASK(t, "job_completion().\n"); | 519 | TRACE_TASK(t, "job_completion().\n"); |
| 519 | 520 | ||
diff --git a/litmus/sched_task_trace.c b/litmus/sched_task_trace.c index 39a543e22d41..4ae14ac63c2e 100644 --- a/litmus/sched_task_trace.c +++ b/litmus/sched_task_trace.c | |||
| @@ -169,6 +169,26 @@ feather_callback void do_sched_trace_task_completion(unsigned long id, | |||
| 169 | } | 169 | } |
| 170 | } | 170 | } |
| 171 | 171 | ||
| 172 | feather_callback void do_sched_trace_task_completion_adaptive(unsigned long id, | ||
| 173 | unsigned long _task) | ||
| 174 | { | ||
| 175 | struct task_struct *t = (struct task_struct*) _task; | ||
| 176 | struct st_event_record* rec = get_record(ST_COMPLETION_ADAPTIVE, t); | ||
| 177 | if (rec) { | ||
| 178 | s32 err; | ||
| 179 | rec->data.completion_adaptive.estimated_exe = get_exec_cost_est(t); | ||
| 180 | |||
| 181 | err = _fp_to_integer(_mul(tsk_rt(t)->zl_accum_err, _frac(get_rt_period(t), 1))); | ||
| 182 | if((err < 0) && _point(tsk_rt(t)->zl_accum_err) < 0) | ||
| 183 | { | ||
| 184 | err *= -1; | ||
| 185 | } | ||
| 186 | rec->data.completion_adaptive.accumulated_err = err; | ||
| 187 | |||
| 188 | put_record(rec); | ||
| 189 | } | ||
| 190 | } | ||
| 191 | |||
| 172 | feather_callback void do_sched_trace_task_block(unsigned long id, | 192 | feather_callback void do_sched_trace_task_block(unsigned long id, |
| 173 | unsigned long _task) | 193 | unsigned long _task) |
| 174 | { | 194 | { |