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authorAlexandru Dutu <alexandru.dutu@amd.com>2015-02-06 18:01:22 -0800
committerAlexandru Dutu <alexandru.dutu@amd.com>2015-02-06 18:01:22 -0800
commitad1b17755012c928acf91c95dc1dab4eeba8ff9d (patch)
treef5ce7d31310fc899bb5ddc8b454b9c25c8752d89 /src
parent774922895bc622639d28cf2d0d56dc63fc4eddf5 (diff)
downloadgem5-ad1b17755012c928acf91c95dc1dab4eeba8ff9d.tar.xz
cpu: Idle CPU status logic revised
This patch sets the CPU status to idle when the last active thread gets suspended.
Diffstat (limited to 'src')
-rw-r--r--src/cpu/o3/cpu.cc7
1 files 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>