Convert global responses variable in dispatch_test to C11 atomics

diff --git a/lib/dns/tests/dispatch_test.c b/lib/dns/tests/dispatch_test.c
index 3467fa6923949d32c4f1024631408a9d7d15db4f..e9b175f2604f3d2489fb6d70a654d71910196ed8 100644 (file)
--- a/lib/dns/tests/dispatch_test.c
+++ b/lib/dns/tests/dispatch_test.c
@@ -215,7 +215,7 @@ static dns_dispatch_t *dispatch = NULL;
 static dns_dispentry_t *dispentry = NULL;
 static atomic_bool first = ATOMIC_VAR_INIT(true);
 static isc_sockaddr_t local;
-static isc_refcount_t responses;
+static atomic_uint_fast32_t responses;
 
 static void
 response(isc_task_t *task, isc_event_t *event) {
@@ -224,7 +224,7 @@ response(isc_task_t *task, isc_event_t *event) {
 
        UNUSED(task);
 
-       isc_refcount_increment(&responses);
+       atomic_fetch_add_relaxed(&responses, 1);
        if (atomic_compare_exchange_strong(&first, &exp_true, false)) {
                isc_result_t result = dns_dispatch_getnext(dispentry, &devent);
                assert_int_equal(result, ISC_R_SUCCESS);
@@ -261,7 +261,7 @@ dispatch_getnext(void **state) {
 
        UNUSED(state);
 
-       isc_refcount_init(&responses, 0);
+       atomic_init(&responses, 0);
 
        result = isc_task_create(taskmgr, 0, &task);
        assert_int_equal(result, ISC_R_SUCCESS);
@@ -313,7 +313,7 @@ dispatch_getnext(void **state) {
        result = isc_app_run();
        assert_int_equal(result, ISC_R_SUCCESS);
 
-       assert_int_equal(isc_refcount_current(&responses), 2);
+       assert_int_equal(atomic_load_acquire(&responses), 2);
 
        /*
         * Shutdown nameserver.