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need more lock in finalize_list()

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Some data should be accessed in parallel so they should be protected
by the lock.
This commit is contained in:
Koichi Sasada 2020-12-07 13:32:20 +09:00
parent 556a728508
commit 1ba05f5b2d
1 changed files with 10 additions and 9 deletions
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19
gc.c
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@ -2735,6 +2735,7 @@ make_io_zombie(rb_objspace_t *objspace, VALUE obj)
static void
obj_free_object_id(rb_objspace_t *objspace, VALUE obj)
{
ASSERT_vm_locking();
st_data_t o = (st_data_t)obj, id;
GC_ASSERT(FL_TEST(obj, FL_SEEN_OBJ_ID));
@ -3672,17 +3673,17 @@ finalize_list(rb_objspace_t *objspace, VALUE zombie)
run_final(objspace, zombie);
GC_ASSERT(BUILTIN_TYPE(zombie) == T_ZOMBIE);
if (FL_TEST(zombie, FL_SEEN_OBJ_ID)) {
obj_free_object_id(objspace, zombie);
}
RZOMBIE(zombie)->basic.flags = 0;
GC_ASSERT(heap_pages_final_slots > 0);
GC_ASSERT(page->final_slots > 0);
RB_VM_LOCK_ENTER();
{
GC_ASSERT(BUILTIN_TYPE(zombie) == T_ZOMBIE);
if (FL_TEST(zombie, FL_SEEN_OBJ_ID)) {
obj_free_object_id(objspace, zombie);
}
RZOMBIE(zombie)->basic.flags = 0;
GC_ASSERT(heap_pages_final_slots > 0);
GC_ASSERT(page->final_slots > 0);
heap_pages_final_slots--;
page->final_slots--;
page->free_slots++;