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path: root/tools/tracing/rtla/src/timerlat_hist.c
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Diffstat (limited to 'tools/tracing/rtla/src/timerlat_hist.c')
-rw-r--r--tools/tracing/rtla/src/timerlat_hist.c119
1 files changed, 16 insertions, 103 deletions
diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c
index 822c068b4776..9d9efeedc4c2 100644
--- a/tools/tracing/rtla/src/timerlat_hist.c
+++ b/tools/tracing/rtla/src/timerlat_hist.c
@@ -315,7 +315,7 @@ static void timerlat_hist_header(struct osnoise_tool *tool)
if (!params->no_thread)
trace_seq_printf(s, " Thr-%03d", cpu);
- if (params->user_hist)
+ if (params->user_data)
trace_seq_printf(s, " Usr-%03d", cpu);
}
trace_seq_printf(s, "\n");
@@ -371,7 +371,7 @@ timerlat_print_summary(struct timerlat_params *params,
trace_seq_printf(trace->seq, "%9llu ",
data->hist[cpu].thread_count);
- if (params->user_hist)
+ if (params->user_data)
trace_seq_printf(trace->seq, "%9llu ",
data->hist[cpu].user_count);
}
@@ -399,7 +399,7 @@ timerlat_print_summary(struct timerlat_params *params,
data->hist[cpu].min_thread,
false);
- if (params->user_hist)
+ if (params->user_data)
format_summary_value(trace->seq,
data->hist[cpu].user_count,
data->hist[cpu].min_user,
@@ -429,7 +429,7 @@ timerlat_print_summary(struct timerlat_params *params,
data->hist[cpu].sum_thread,
true);
- if (params->user_hist)
+ if (params->user_data)
format_summary_value(trace->seq,
data->hist[cpu].user_count,
data->hist[cpu].sum_user,
@@ -459,7 +459,7 @@ timerlat_print_summary(struct timerlat_params *params,
data->hist[cpu].max_thread,
false);
- if (params->user_hist)
+ if (params->user_data)
format_summary_value(trace->seq,
data->hist[cpu].user_count,
data->hist[cpu].max_user,
@@ -521,7 +521,7 @@ timerlat_print_stats_all(struct timerlat_params *params,
if (!params->no_thread)
trace_seq_printf(trace->seq, " Thr");
- if (params->user_hist)
+ if (params->user_data)
trace_seq_printf(trace->seq, " Usr");
trace_seq_printf(trace->seq, "\n");
@@ -537,7 +537,7 @@ timerlat_print_stats_all(struct timerlat_params *params,
trace_seq_printf(trace->seq, "%9llu ",
sum.thread_count);
- if (params->user_hist)
+ if (params->user_data)
trace_seq_printf(trace->seq, "%9llu ",
sum.user_count);
@@ -558,7 +558,7 @@ timerlat_print_stats_all(struct timerlat_params *params,
sum.min_thread,
false);
- if (params->user_hist)
+ if (params->user_data)
format_summary_value(trace->seq,
sum.user_count,
sum.min_user,
@@ -581,7 +581,7 @@ timerlat_print_stats_all(struct timerlat_params *params,
sum.sum_thread,
true);
- if (params->user_hist)
+ if (params->user_data)
format_summary_value(trace->seq,
sum.user_count,
sum.sum_user,
@@ -604,7 +604,7 @@ timerlat_print_stats_all(struct timerlat_params *params,
sum.max_thread,
false);
- if (params->user_hist)
+ if (params->user_data)
format_summary_value(trace->seq,
sum.user_count,
sum.max_user,
@@ -654,7 +654,7 @@ timerlat_print_stats(struct timerlat_params *params, struct osnoise_tool *tool)
data->hist[cpu].thread[bucket]);
}
- if (params->user_hist) {
+ if (params->user_data) {
total += data->hist[cpu].user[bucket];
trace_seq_printf(trace->seq, "%9d ",
data->hist[cpu].user[bucket]);
@@ -690,7 +690,7 @@ timerlat_print_stats(struct timerlat_params *params, struct osnoise_tool *tool)
trace_seq_printf(trace->seq, "%9d ",
data->hist[cpu].thread[data->entries]);
- if (params->user_hist)
+ if (params->user_data)
trace_seq_printf(trace->seq, "%9d ",
data->hist[cpu].user[data->entries]);
}
@@ -965,7 +965,7 @@ static struct timerlat_params
params->user_workload = 1;
/* fallback: -u implies in -U */
case 'U':
- params->user_hist = 1;
+ params->user_data = 1;
break;
case '0': /* no irq */
params->no_irq = 1;
@@ -1063,98 +1063,11 @@ static struct timerlat_params
static int
timerlat_hist_apply_config(struct osnoise_tool *tool, struct timerlat_params *params)
{
- int retval, i;
-
- if (!params->sleep_time)
- params->sleep_time = 1;
-
- if (params->cpus) {
- retval = osnoise_set_cpus(tool->context, params->cpus);
- if (retval) {
- err_msg("Failed to apply CPUs config\n");
- goto out_err;
- }
- } else {
- for (i = 0; i < sysconf(_SC_NPROCESSORS_CONF); i++)
- CPU_SET(i, &params->monitored_cpus);
- }
-
- if (params->stop_us) {
- retval = osnoise_set_stop_us(tool->context, params->stop_us);
- if (retval) {
- err_msg("Failed to set stop us\n");
- goto out_err;
- }
- }
-
- if (params->stop_total_us) {
- retval = osnoise_set_stop_total_us(tool->context, params->stop_total_us);
- if (retval) {
- err_msg("Failed to set stop total us\n");
- goto out_err;
- }
- }
-
- if (params->timerlat_period_us) {
- retval = osnoise_set_timerlat_period_us(tool->context, params->timerlat_period_us);
- if (retval) {
- err_msg("Failed to set timerlat period\n");
- goto out_err;
- }
- }
-
- if (params->print_stack) {
- retval = osnoise_set_print_stack(tool->context, params->print_stack);
- if (retval) {
- err_msg("Failed to set print stack\n");
- goto out_err;
- }
- }
-
- if (params->hk_cpus) {
- retval = sched_setaffinity(getpid(), sizeof(params->hk_cpu_set),
- &params->hk_cpu_set);
- if (retval == -1) {
- err_msg("Failed to set rtla to the house keeping CPUs\n");
- goto out_err;
- }
- } else if (params->cpus) {
- /*
- * Even if the user do not set a house-keeping CPU, try to
- * move rtla to a CPU set different to the one where the user
- * set the workload to run.
- *
- * No need to check results as this is an automatic attempt.
- */
- auto_house_keeping(&params->monitored_cpus);
- }
-
- /*
- * If the user did not specify a type of thread, try user-threads first.
- * Fall back to kernel threads otherwise.
- */
- if (!params->kernel_workload && !params->user_hist) {
- retval = tracefs_file_exists(NULL, "osnoise/per_cpu/cpu0/timerlat_fd");
- if (retval) {
- debug_msg("User-space interface detected, setting user-threads\n");
- params->user_workload = 1;
- params->user_hist = 1;
- } else {
- debug_msg("User-space interface not detected, setting kernel-threads\n");
- params->kernel_workload = 1;
- }
- }
+ int retval;
- /*
- * Set workload according to type of thread if the kernel supports it.
- * On kernels without support, user threads will have already failed
- * on missing timerlat_fd, and kernel threads do not need it.
- */
- retval = osnoise_set_workload(tool->context, params->kernel_workload);
- if (retval < -1) {
- err_msg("Failed to set OSNOISE_WORKLOAD option\n");
+ retval = timerlat_apply_config(tool, params);
+ if (retval)
goto out_err;
- }
return 0;
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-09 12:09:38 +0000