Function add_with_mutex

test/bthread_rwlock_unittest.cpp:299–322

template <bool Reader>
void* add_with_mutex(void* void_arg) {
    auto args = (PerfArgs*)void_arg;
    args->ready = true;
    butil::Timer t;
    while (!g_stopped) {
        if (g_started) {
            break;
        }
        bthread_usleep(10);
    }
    t.start();
    while (!g_stopped) {
        if (Reader) {
            bthread_rwlock_rdlock(args->rw);
        } else {
            bthread_rwlock_wrlock(args->rw);
        }
        ++args->counter;
        bthread_rwlock_unlock(args->rw);
    }
    t.stop();
    args->elapse_ns = t.n_elapsed();
    return NULL;
}

int g_prof_name_counter = 0;