config, cpu: fix progress interval for switched CPUs

This patch ensures that the CPU progress Event is triggered for the new set of
switched_cpus that get scheduled (e.g. during fast-forwarding). it also avoids
printing the interval state if the cpu is currently switched out.

Committed by: Nilay Vaish <nilay@cs.wisc.edu>

1 files changed, 8 insertions, 3 deletions

diff --git a/src/cpu/base.cc b/src/cpu/base.cc
index b761e714e..4d8b09ed2 100644
--- a/src/cpu/base.cc
+++ b/src/cpu/base.cc
@@ -94,6 +94,14 @@ void
 CPUProgressEvent::process()
 {
     Counter temp = cpu->totalOps();
+
+    if (_repeatEvent)
+      cpu->schedule(this, curTick() + _interval);
+
+    if(cpu->switchedOut()) {
+      return;
+    }
+
 #ifndef NDEBUG
     double ipc = double(temp - lastNumInst) / (_interval / cpu->clockPeriod());
 
@@ -107,9 +115,6 @@ CPUProgressEvent::process()
             temp - lastNumInst);
 #endif
     lastNumInst = temp;
-
-    if (_repeatEvent)
-        cpu->schedule(this, curTick() + _interval);
 }
 
 const char *