message: support silent mode in isNMIWatchdogEnabled
diff: @@ -2002,9 +2002,9 @@ void PCM::initUncorePMUsPerf()
  #define PCM_NMI_WATCHDOG_PATH "/proc/sys/kernel/nmi_watchdog"
  -bool isNMIWatchdogEnabled()
  +bool isNMIWatchdogEnabled(const bool silent)
  {
  - const auto watchdog = readSysFS(PCM_NMI_WATCHDOG_PATH);
  + const auto watchdog = readSysFS(PCM_NMI_WATCHDOG_PATH, silent);
  if (watchdog.length() == 0)
  {
  return false;
  @@ -2343,7 +2343,7 @@ perf_event_attr PCM_init_perf_event_attr(bool group = true)
  PCM::ErrorCode PCM::program(const PCM::ProgramMode mode_, const void * parameter_, const bool silent)
  {
  #ifdef __linux__
  - if (isNMIWatchdogEnabled())
  + if (isNMIWatchdogEnabled(silent))
  {
  disableNMIWatchdog(silent);
  needToRestoreNMIWatchdog = true;
  