Method set_active

source/executors/thread_pool_executor.cpp:99–106

}

void idle_worker_set::set_active(size_t idle_thread) noexcept {
    const auto before = m_idle_flags[idle_thread].flag.exchange(status::active, std::memory_order_relaxed);
    if (before == status::active) {
        return;
    }

    m_approx_size.fetch_sub(1, std::memory_order_relaxed);
}

bool idle_worker_set::try_acquire_flag(size_t index) noexcept {
    const auto worker_status = m_idle_flags[index].flag.load(std::memory_order_relaxed);