Function lwp_cleanup

components/lwp/lwp.c:219–244

* @brief Clean up resources associated with a light-weight process thread * * @param[in] tid Pointer to the thread control block to be cleaned up * * @note This function performs cleanup operations for a thread associated with a light-weight process (LWP). * It handles signal detachment and reference count decrement for the LWP structure. * */

 *
 */
void lwp_cleanup(struct rt_thread *tid)
{
    struct rt_lwp *lwp;

    if (tid == NULL)
    {
        LOG_I("%s: invalid parameter tid == NULL", __func__);
        return;
    }
    else
        LOG_D("cleanup thread: %s, stack_addr: 0x%x", tid->parent.name, tid->stack_addr);

    /**
     * Brief: lwp thread cleanup
     *
     * Note: Critical Section
     * - thread control block (RW. It's ensured that no one else can access tcb
     *   other than itself)
     */
    lwp = (struct rt_lwp *)tid->lwp;
    lwp_thread_signal_detach(&tid->signal);

    /* tty will be release in lwp_ref_dec() if ref is cleared */
    lwp_ref_dec(lwp);
    return;
}

/**
 * @brief Set up standard I/O for a light-weight process