diff options
-rw-r--r-- | bootstraptest/test_ractor.rb | 15 | ||||
-rw-r--r-- | ractor.c | 12 |
2 files changed, 25 insertions, 2 deletions
diff --git a/bootstraptest/test_ractor.rb b/bootstraptest/test_ractor.rb index 28c9e6d90c..01d02dce77 100644 --- a/bootstraptest/test_ractor.rb +++ b/bootstraptest/test_ractor.rb @@ -1418,4 +1418,19 @@ assert_equal "ok", %q{ 'ok' } +# Can yield back values while GC is sweeping [Bug #18117] +assert_equal "ok", %q{ + workers = (0...8).map do + Ractor.new do + loop do + 10_000.times.map { Object.new } + Ractor.yield Time.now + end + end + end + + 1_000.times { idle_worker, tmp_reporter = Ractor.select(*workers) } + "ok" +} + end # if !ENV['GITHUB_WORKFLOW'] @@ -2368,7 +2368,11 @@ obj_traverse_i(VALUE obj, struct obj_traverse_data *data) .stop = false, .data = data, }; - rb_objspace_reachable_objects_from(obj, obj_traverse_reachable_i, &d); + RB_VM_LOCK_ENTER_NO_BARRIER(); + { + rb_objspace_reachable_objects_from(obj, obj_traverse_reachable_i, &d); + } + RB_VM_LOCK_LEAVE_NO_BARRIER(); if (d.stop) return 1; } break; @@ -2678,7 +2682,11 @@ static int obj_refer_only_shareables_p(VALUE obj) { int cnt = 0; - rb_objspace_reachable_objects_from(obj, obj_refer_only_shareables_p_i, &cnt); + RB_VM_LOCK_ENTER_NO_BARRIER(); + { + rb_objspace_reachable_objects_from(obj, obj_refer_only_shareables_p_i, &cnt); + } + RB_VM_LOCK_LEAVE_NO_BARRIER(); return cnt == 0; } |