From ad1b17755012c928acf91c95dc1dab4eeba8ff9d Mon Sep 17 00:00:00 2001
From: Alexandru Dutu <alexandru.dutu@amd.com>
Date: Fri, 6 Feb 2015 18:01:22 -0800
Subject: [PATCH] cpu: Idle CPU status logic revised

This patch sets the CPU status to idle when the last active thread gets
suspended.
---
 src/cpu/o3/cpu.cc | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/cpu/o3/cpu.cc b/src/cpu/o3/cpu.cc
index 55ef04ffc..b48c66c37 100644
--- a/src/cpu/o3/cpu.cc
+++ b/src/cpu/o3/cpu.cc
@@ -746,12 +746,13 @@ FullO3CPU<Impl>::suspendContext(ThreadID tid)
     deactivateThread(tid);
 
     // If this was the last thread then unschedule the tick event.
-    if (activeThreads.size() == 0)
+    if (activeThreads.size() == 0) {
         unscheduleTickEvent();
+        lastRunningCycle = curCycle();
+        _status = Idle;
+    }
 
     DPRINTF(Quiesce, "Suspending Context\n");
-    lastRunningCycle = curCycle();
-    _status = Idle;
 }
 
 template <class Impl>