From 3660b30e31d70d842b9218b3c9906426c96af7c9 Mon Sep 17 00:00:00 2001
From: "S. Davilla" <davilla@4pi.com>
Date: Mon, 30 May 2016 15:33:49 -0400
Subject: [PATCH] fixed, cpu percent used. zero out sleeping cpus

---
 xbmc/utils/CPUInfo.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/xbmc/utils/CPUInfo.cpp b/xbmc/utils/CPUInfo.cpp
index f1d07dd9c9..2a5ec8375b 100644
--- a/xbmc/utils/CPUInfo.cpp
+++ b/xbmc/utils/CPUInfo.cpp
@@ -749,6 +749,8 @@ bool CCPUInfo::readProcStat(unsigned long long& user, unsigned long long& nice,
       total = (double)(coreUser + coreNice + coreSystem + coreIdle + coreIO);
       if(total != 0.0f)
         iter->second.m_fPct = ((double)(coreUser + coreNice + coreSystem) * 100.0) / total;
+      else
+        iter->second.m_fPct = 0.0f;
 
       iter->second.m_user += coreUser;
       iter->second.m_nice += coreNice;
@@ -787,6 +789,14 @@ bool CCPUInfo::readProcStat(unsigned long long& user, unsigned long long& nice,
   if (num < 5)
     io = 0;
 
+  // zero out cpu percents, cpu's can idle and disappear.
+  for (int i = 0; i < m_cpuCount; i++)
+  {
+    std::map<int, CoreInfo>::iterator iter = m_cores.find(i);
+    if (iter != m_cores.end())
+      iter->second.m_fPct = 0.0;
+  }
+
   while (fgets(buf, sizeof(buf), m_fProcStat) && num >= 4)
   {
     unsigned long long coreUser, coreNice, coreSystem, coreIdle, coreIO;