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perf: removed dprintf from perf library

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* Removed dprintf from perf library since it is only ever used with fd=1 (STDOUT) so moved to PX4_INFO_RAW instead. This helps with some platforms (e.g. Qurt) which have some Posix support but not full Posix support.
This commit is contained in:
Eric Katzfey
2022-10-27 09:58:05 -04:00
committed by GitHub
parent 5edbc2f80a
commit fa74ee3d5b
4 changed files with 30 additions and 51 deletions
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src/lib/perf/perf_counter.cpp
+25 -35
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@@ -419,35 +419,25 @@ perf_print_counter(perf_counter_t handle)
return;
}
perf_print_counter_fd(1, handle);
}
void
perf_print_counter_fd(int fd, perf_counter_t handle)
{
if (handle == nullptr) {
return;
}
switch (handle->type) {
case PC_COUNT:
dprintf(fd, "%s: %" PRIu64 " events\n",
handle->name,
((struct perf_ctr_count *)handle)->event_count);
PX4_INFO_RAW("%s: %" PRIu64 " events\n",
handle->name,
((struct perf_ctr_count *)handle)->event_count);
break;
case PC_ELAPSED: {
struct perf_ctr_elapsed *pce = (struct perf_ctr_elapsed *)handle;
float rms = sqrtf(pce->M2 / (pce->event_count - 1));
dprintf(fd, "%s: %" PRIu64 " events, %" PRIu64 "us elapsed, %.2fus avg, min %" PRIu32 "us max %" PRIu32
"us %5.3fus rms\n",
handle->name,
pce->event_count,
pce->time_total,
(pce->event_count == 0) ? 0 : (double)pce->time_total / (double)pce->event_count,
pce->time_least,
pce->time_most,
(double)(1e6f * rms));
PX4_INFO_RAW("%s: %" PRIu64 " events, %" PRIu64 "us elapsed, %.2fus avg, min %" PRIu32 "us max %" PRIu32
"us %5.3fus rms\n",
handle->name,
pce->event_count,
pce->time_total,
(pce->event_count == 0) ? 0 : (double)pce->time_total / (double)pce->event_count,
pce->time_least,
pce->time_most,
(double)(1e6f * rms));
break;
}
@@ -455,13 +445,13 @@ perf_print_counter_fd(int fd, perf_counter_t handle)
struct perf_ctr_interval *pci = (struct perf_ctr_interval *)handle;
float rms = sqrtf(pci->M2 / (pci->event_count - 1));
dprintf(fd, "%s: %" PRIu64 " events, %.2fus avg, min %" PRIu32 "us max %" PRIu32 "us %5.3fus rms\n",
handle->name,
pci->event_count,
(pci->event_count == 0) ? 0 : (double)(pci->time_last - pci->time_first) / (double)pci->event_count,
pci->time_least,
pci->time_most,
(double)(1e6f * rms));
PX4_INFO_RAW("%s: %" PRIu64 " events, %.2fus avg, min %" PRIu32 "us max %" PRIu32 "us %5.3fus rms\n",
handle->name,
pci->event_count,
(pci->event_count == 0) ? 0 : (double)(pci->time_last - pci->time_first) / (double)pci->event_count,
pci->time_least,
pci->time_most,
(double)(1e6f * rms));
break;
}
@@ -593,13 +583,13 @@ perf_iterate_all(perf_callback cb, void *user)
}
void
perf_print_all(int fd)
perf_print_all(void)
{
pthread_mutex_lock(&perf_counters_mutex);
perf_counter_t handle = (perf_counter_t)sq_peek(&perf_counters);
while (handle != nullptr) {
perf_print_counter_fd(fd, handle);
perf_print_counter(handle);
handle = (perf_counter_t)sq_next(&handle->link);
}
@@ -607,19 +597,19 @@ perf_print_all(int fd)
}
void
perf_print_latency(int fd)
perf_print_latency(void)
{
latency_info_t latency;
dprintf(fd, "bucket [us] : events\n");
PX4_INFO_RAW("bucket [us] : events\n");
for (int i = 0; i < get_latency_bucket_count(); i++) {
latency = get_latency(i, i);
dprintf(fd, " %4i : %li\n", latency.bucket, (long int)latency.counter);
PX4_INFO_RAW(" %4i : %li\n", latency.bucket, (long int)latency.counter);
}
// print the overflow bucket value
latency = get_latency(get_latency_bucket_count() - 1, get_latency_bucket_count());
dprintf(fd, " >%4" PRIu16 " : %" PRIu32 "\n", latency.bucket, latency.counter);
PX4_INFO_RAW(" >%4" PRIu16 " : %" PRIu32 "\n", latency.bucket, latency.counter);
}
void