Use mutator threads to do GC, instead of having a separate pool of GC threads

[ghc-hetmet.git] / rts / sm / GCThread.h

diff --git a/rts/sm/GCThread.h b/rts/sm/GCThread.h
index 1b5c5d4..d6af2b1 100644 (file)
--- a/rts/sm/GCThread.h
+++ b/rts/sm/GCThread.h
@@ -113,10 +113,9 @@ typedef struct step_workspace_ {
 typedef struct gc_thread_ {
 #ifdef THREADED_RTS
     OSThreadId id;                 // The OS thread that this struct belongs to
-    Mutex      wake_mutex;
-    Condition  wake_cond;          // So we can go to sleep between GCs
-    rtsBool    wakeup;
-    rtsBool    exit;
+    SpinLock   gc_spin;
+    SpinLock   mut_spin;
+    volatile rtsBool wakeup;
 #endif
     nat thread_index;              // a zero based index identifying the thread