inline nanos_event_key_t InstrumentationDictionary::getEventKey ( const std::string &key )
{
return getEventKey( key.c_str() );
}
#include <errno.h> #include <fcntl.h> #include <limits.h> #include <string.h> #include <sys/ioctl.h> #include <sys/syscall.h> #include <unistd.h> #include "Buffer.h" #include "DynBuf.h" #include "Logging.h" #include "Monitor.h" #include "PerfBuffer.h" #include "SessionData.h" static const int schedSwitchKey = getEventKey(); #define DEFAULT_PEA_ARGS(pea, additionalSampleType) \ pea.size = sizeof(pea); \ /* Emit time, read_format below, group leader id, and raw tracepoint info */ \ pea.sample_type = (gSessionData.mPerf.getLegacySupport() \ ? PERF_SAMPLE_TID | PERF_SAMPLE_IP | PERF_SAMPLE_ID \ : PERF_SAMPLE_IDENTIFIER ) | PERF_SAMPLE_TIME | additionalSampleType; \ /* Emit emit value in group format */ \ pea.read_format = PERF_FORMAT_ID | PERF_FORMAT_GROUP; \ /* start out disabled */ \ pea.disabled = 1; \ /* have a sampling interrupt happen when we cross the wakeup_watermark boundary */ \ pea.watermark = 1; \ /* Be conservative in flush size as only one buffer set is monitored */ \ pea.wakeup_watermark = BUF_SIZE / 2; \
HwmonCounter::HwmonCounter(HwmonCounter *next, const sensors_chip_name *chip, const sensors_feature *feature) : next(next), key(getEventKey()), polled(false), readable(false), enabled(false), duplicate(false), chip(chip), feature(feature) {
int len = sensors_snprintf_chip_name(NULL, 0, chip) + 1;
char *chip_name = new char[len];
sensors_snprintf_chip_name(chip_name, len, chip);
len = snprintf(NULL, 0, "hwmon_%s_%d", chip_name, feature->number) + 1;
name = new char[len];
snprintf(name, len, "hwmon_%s_%d", chip_name, feature->number);
delete [] chip_name;
label = sensors_get_label(chip, feature);
switch (feature->type) {
case SENSORS_FEATURE_IN:
title = "Voltage";
input = SENSORS_SUBFEATURE_IN_INPUT;
display = "maximum";
counter_class = "absolute";
unit = "V";
modifier = 1000;
monotonic = false;
break;
case SENSORS_FEATURE_FAN:
title = "Fan";
input = SENSORS_SUBFEATURE_FAN_INPUT;
display = "average";
counter_class = "absolute";
unit = "RPM";
modifier = 1;
monotonic = false;
break;
case SENSORS_FEATURE_TEMP:
title = "Temperature";
input = SENSORS_SUBFEATURE_TEMP_INPUT;
display = "maximum";
counter_class = "absolute";
unit = "°C";
modifier = 1000;
monotonic = false;
break;
case SENSORS_FEATURE_POWER:
title = "Power";
input = SENSORS_SUBFEATURE_POWER_INPUT;
display = "maximum";
counter_class = "absolute";
unit = "W";
modifier = 1000000;
monotonic = false;
break;
case SENSORS_FEATURE_ENERGY:
title = "Energy";
input = SENSORS_SUBFEATURE_ENERGY_INPUT;
display = "accumulate";
counter_class = "delta";
unit = "J";
modifier = 1000000;
monotonic = true;
break;
case SENSORS_FEATURE_CURR:
title = "Current";
input = SENSORS_SUBFEATURE_CURR_INPUT;
display = "maximum";
counter_class = "absolute";
unit = "A";
modifier = 1000;
monotonic = false;
break;
case SENSORS_FEATURE_HUMIDITY:
title = "Humidity";
input = SENSORS_SUBFEATURE_HUMIDITY_INPUT;
display = "average";
counter_class = "absolute";
unit = "%";
modifier = 1000;
monotonic = false;
break;
default:
logg->logError(__FILE__, __LINE__, "Unsupported hwmon feature %i", feature->type);
handleException();
}
for (HwmonCounter * counter = next; counter != NULL; counter = counter->getNext()) {
if (strcmp(label, counter->getLabel()) == 0 && strcmp(title, counter->getTitle()) == 0) {
duplicate = true;
counter->duplicate = true;
break;
}
}
}
PerfCounter(PerfCounter *next, const char *name, uint32_t type, uint64_t config, bool perCpu) : mNext(next), mName(name), mType(type), mCount(0), mKey(getEventKey()), mConfig(config), mEnabled(false), mPerCpu(perCpu) {}
