Move the stat_container initialization out of the thread function. This
helps saving in the measured start latency.
Also, while at it, free the stat containers at the end of the run.
Signed-off-by: Sebastien Dugue <[EMAIL PROTECTED]>
Acked-by: Darren Hart <[EMAIL PROTECTED]>
Cc: Tim Chavez <[EMAIL PROTECTED]>
---
.../realtime/func/sched_latency/sched_latency.c | 32 ++++++++++++++-----
1 files changed, 23 insertions(+), 9 deletions(-)
diff --git a/testcases/realtime/func/sched_latency/sched_latency.c
b/testcases/realtime/func/sched_latency/sched_latency.c
index 3370b13..9c6514f 100644
--- a/testcases/realtime/func/sched_latency/sched_latency.c
+++ b/testcases/realtime/func/sched_latency/sched_latency.c
@@ -71,6 +71,10 @@ static unsigned long long latency_threshold = 0;
static nsec_t period = DEF_PERIOD;
static unsigned int load_ms = DEF_LOAD_MS;
+stats_container_t dat;
+stats_container_t hist;
+stats_quantiles_t quantiles;
+
void usage(void)
{
rt_help();
@@ -120,20 +124,11 @@ void *periodic_thread(void *arg)
int failures = 0;
nsec_t next = 0, now = 0, sched_delta = 0, delta = 0, prev = 0;
- stats_container_t dat;
- stats_container_t hist;
- stats_quantiles_t quantiles;
-
prev = start;
next = start;
now = rt_gettime();
start_delay = (now - start)/NS_PER_US;
- stats_container_init(&dat, iterations);
- stats_container_init(&hist, HIST_BUCKETS);
- /* use the highest value for the quantiles */
- stats_quantiles_init(&quantiles, log10(iterations));
-
debug(DBG_INFO, "ITERATION DELAY(US) MAX_DELAY(US) FAILURES\n");
debug(DBG_INFO, "--------- --------- ------------- --------\n");
@@ -265,6 +260,21 @@ int main(int argc, char *argv[])
printf("jvmsim disabled\n");
}
+ if (stats_container_init(&dat, iterations))
+ exit(1);
+
+ if (stats_container_init(&hist, HIST_BUCKETS)) {
+ stats_container_free(&dat);
+ exit(1);
+ }
+
+ /* use the highest value for the quantiles */
+ if (stats_quantiles_init(&quantiles, log10(iterations))) {
+ stats_container_free(&hist);
+ stats_container_free(&dat);
+ exit(1);
+ }
+
start = rt_gettime();
per_id = create_fifo_thread(periodic_thread, (void*)0, PRIO);
@@ -274,5 +284,9 @@ int main(int argc, char *argv[])
printf("\nCriteria: latencies < %d us\n", PASS_US);
printf("Result: %s\n", ret ? "FAIL" : "PASS");
+ stats_container_free(&dat);
+ stats_container_free(&hist);
+ stats_quantiles_free(&quantiles);
+
return ret;
}
--
1.5.4.rc2.84.gf85fd-dirty
-------------------------------------------------------------------------
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