X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=rts%2FTask.c;h=7120436bb47d387ef3484bffe53d2877e2d8df05;hb=63179a7b10069d8f69f5bceef27008c9c7fb0aa8;hp=038e86137d089fe4ad599a56d5ab8037b960a2ed;hpb=3f9e522bb0e53ce262f68424870e2bbc9135b70a;p=ghc-hetmet.git

diff --git a/rts/Task.c b/rts/Task.c
index 038e861..7120436 100644
--- a/rts/Task.c
+++ b/rts/Task.c
@@ -114,7 +114,8 @@ newTask (void)
 #endif
     Task *task;
 
-    task = stgMallocBytes(sizeof(Task), "newTask");
+#define ROUND_TO_CACHE_LINE(x) ((((x)+63) / 64) * 64)
+    task = stgMallocBytes(ROUND_TO_CACHE_LINE(sizeof(Task)), "newTask");
     
     task->cap  = NULL;
     task->stopped = rtsFalse;
@@ -258,6 +259,7 @@ workerTaskStop (Task *task)
     ASSERT(myTask() == task);
 #endif
 
+    task->cap = NULL;
     taskTimeStamp(task);
     task->stopped = rtsTrue;
     tasksRunning--;