3 files changed, 3 insertions, 10 deletions

diff --git a/src/cpu/o3/cpu.cc b/src/cpu/o3/cpu.cc
index feca4cdf2..fb7739db8 100644
--- a/src/cpu/o3/cpu.cc
+++ b/src/cpu/o3/cpu.cc
@@ -714,9 +714,8 @@ FullO3CPU<Impl>::haltContext(int tid)
 
 template <class Impl>
 void
-FullO3CPU<Impl>::switchOut(Sampler *_sampler)
+FullO3CPU<Impl>::switchOut()
 {
-    sampler = _sampler;
     switchCount = 0;
     fetch.switchOut();
     decode.switchOut();
@@ -745,12 +744,11 @@ FullO3CPU<Impl>::signalSwitched()
 
 #if USE_CHECKER
         if (checker)
-            checker->switchOut(sampler);
+            checker->switchOut();
 #endif
 
         if (tickEvent.scheduled())
             tickEvent.squash();
-        sampler->signalSwitched();
         _status = SwitchedOut;
     }
     assert(switchCount <= 5);
diff --git a/src/cpu/o3/cpu.hh b/src/cpu/o3/cpu.hh
index 1cff6142d..bd0451601 100644
--- a/src/cpu/o3/cpu.hh
+++ b/src/cpu/o3/cpu.hh
@@ -271,7 +271,7 @@ class FullO3CPU : public BaseO3CPU
     virtual void syscall(int tid) { panic("Unimplemented!"); }
 
     /** Switches out this CPU. */
-    void switchOut(Sampler *sampler);
+    void switchOut();
 
     /** Signals to this CPU that a stage has completed switching out. */
     void signalSwitched();
@@ -550,9 +550,6 @@ class FullO3CPU : public BaseO3CPU
     /** Pointer to memory. */
     MemObject *mem;
 
-    /** Pointer to the sampler */
-    Sampler *sampler;
-
     /** Counter of how many stages have completed switching out. */
     int switchCount;
 
diff --git a/src/cpu/o3/fetch.hh b/src/cpu/o3/fetch.hh
index 7fcd21b7d..848ebf39e 100644
--- a/src/cpu/o3/fetch.hh
+++ b/src/cpu/o3/fetch.hh
@@ -40,8 +40,6 @@
 #include "mem/port.hh"
 #include "sim/eventq.hh"
 
-class Sampler;
-
 /**
  * DefaultFetch class handles both single threaded and SMT fetch. Its
  * width is specified by the parameters; each cycle it tries to fetch