per-ractor object allocation

Now object allocation requires VM global lock to synchronize objspace.
However, of course, it introduces huge overhead.
This patch caches some slots (in a page) by each ractor and use cached
slots for object allocation. If there is no cached slots, acquire the global lock
and get new cached slots, or start GC (marking or lazy sweeping).

1 files changed, 1 insertions, 1 deletions

diff --git a/ractor.c b/ractor.c
index 49a92a2661..64e20b46e7 100644
--- a/ractor.c
+++ b/ractor.c
@@ -1230,6 +1230,7 @@ rb_ractor_main_alloc(void)
     r->id = ++ractor_last_id;
     r->loc = Qnil;
     r->name = Qnil;
+    r->self = Qnil;
     ruby_single_main_ractor = r;
 
     return r;
@@ -2154,7 +2155,6 @@ static VALUE
 ractor_reset_belonging(VALUE obj)
 {
 #if RACTOR_CHECK_MODE > 0
-    rp(obj);
     rb_obj_traverse(obj, reset_belonging_enter, null_leave, NULL);
 #endif
     return obj;