From 1524fbf74231cf23490a81cb08cea0a478e5a524 Mon Sep 17 00:00:00 2001
From: Pawel Dziepak <pdziepak@quarnos.org>
Date: Mon, 30 Dec 2013 06:07:51 +0100
Subject: [PATCH] scheduler: Fix divide error in _RequestPerformanceLevel

---
 src/system/kernel/scheduler/scheduler_cpu.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/system/kernel/scheduler/scheduler_cpu.cpp b/src/system/kernel/scheduler/scheduler_cpu.cpp
index 753f9b30bd..f1a5b5e377 100644
--- a/src/system/kernel/scheduler/scheduler_cpu.cpp
+++ b/src/system/kernel/scheduler/scheduler_cpu.cpp
@@ -263,6 +263,11 @@ CPUEntry::_RequestPerformanceLevel(ThreadData* threadData)
 {
 	SCHEDULER_ENTER_FUNCTION();
 
+	if (gCPU[fCPUNumber].disabled) {
+		decrease_cpu_performance(kCPUPerformanceScaleMax);
+		return;
+	}
+
 	int32 load = std::max(threadData->GetLoad(), fCore->GetLoad());
 	ASSERT(load >= 0 && load <= kMaxLoad);