<!--
Copyright 2023 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->

<!--

This file describes the enumerations referenced by entries in histograms.xml for
this directory. Some enums may instead be listed in the central enums.xml file
at src/tools/metrics/histograms/enums.xml when multiple files use them.

For best practices on writing enumerations descriptions, see
https://chromium.googlesource.com/chromium/src.git/+/HEAD/tools/metrics/histograms/README.md#Enum-Histograms

Please follow the instructions in the OWNERS file in this directory to find a
reviewer. If no OWNERS file exists, please consider signing up at
go/reviewing-metrics (Googlers only), as all subdirectories are expected to
have an OWNERS file. As a last resort you can send the CL to
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-->

<histogram-configuration>

<!-- Enum types -->

<enums>

<enum name="BusyLoopPredictionAccuracy">
  <int value="0" label="False Positive"/>
  <int value="1" label="True Positive"/>
  <int value="2" label="False Negative"/>
  <int value="3" label="True Negative"/>
</enum>

<enum name="PidReuseResult">
  <int value="0" label="Pid not reused (request fail)"/>
  <int value="1" label="Pid reused (request fail)"/>
  <int value="2" label="Pid not reused (request success)"/>
  <int value="3" label="Pid reused (request success)"/>
</enum>

<enum name="QoSErrorType">
  <int value="0" label="ProcessForbidden"/>
  <int value="1" label="ProcessNotFound"/>
  <int value="2" label="InvalidState"/>
  <int value="3" label="Pidfd"/>
  <int value="4" label="Procfs"/>
  <int value="5" label="ProcessNotRegistered"/>
  <int value="6" label="ThreadNotFound"/>
  <int value="7" label="Config"/>
  <int value="8" label="Cgroup"/>
  <int value="9" label="SchedAttr"/>
  <int value="10" label="LatencySensitive"/>
  <int value="11" label="SchedQoSProc"/>
  <int value="12" label="Storage"/>
  <int value="13" label="CgroupEINVAL"/>
  <int value="14" label="NoContext"/>
  <int value="15" label="NoSender"/>
</enum>

</enums>

</histogram-configuration>
