[sgen] Always use a context specialized gray stack

[mono.git] / mono / sgen / sgen-gc.c

diff --git a/mono/sgen/sgen-gc.c b/mono/sgen/sgen-gc.c
index 2e08369a23505d8475cc1d1891ddf15e70c91fad..e29ec1c92005b17b6e992cc71caa7247587fd7a5 100644 (file)
--- a/mono/sgen/sgen-gc.c
+++ b/mono/sgen/sgen-gc.c
@@ -510,22 +510,9 @@ sgen_add_to_global_remset (gpointer ptr, GCObject *obj)
 gboolean
 sgen_drain_gray_stack (ScanCopyContext ctx)
 {
-       ScanObjectFunc scan_func = ctx.ops->scan_object;
-       SgenGrayQueue *queue = ctx.queue;
-
-       if (ctx.ops->drain_gray_stack)
-               return ctx.ops->drain_gray_stack (queue);
+       SGEN_ASSERT (0, ctx.ops->drain_gray_stack, "Why do we have a scan/copy context with a missing drain gray stack function?");
 
-       for (;;) {
-               GCObject *obj;
-               SgenDescriptor desc;
-               GRAY_OBJECT_DEQUEUE_PARALLEL (queue, &obj, &desc);
-               if (!obj)
-                       return TRUE;
-               SGEN_LOG (9, "Precise gray object scan %p (%s)", obj, sgen_client_vtable_get_name (SGEN_LOAD_VTABLE (obj)));
-               scan_func (obj, desc, queue);
-       }
-       return FALSE;
+       return ctx.ops->drain_gray_stack (ctx.queue);
 }
 
 /*