Function lwp_from_pid_raw_locked

components/lwp/lwp_pid.c:1024–1036

* @brief Retrieves a lightweight process (LWP) by its PID while holding the lock * * @param[in] pid The process ID to look up * * @return struct rt_lwp* Pointer to the LWP structure if found, RT_NULL otherwise * * @note This function performs a raw lookup in the PID AVL tree while assuming * the caller already holds the necessary locks. It's a lower-level version * of lwp_from_

 *       of lwp_from_pid() that doesn't handle locking internally.
 */
struct rt_lwp* lwp_from_pid_raw_locked(pid_t pid)
{
    struct lwp_avl_struct *p;
    struct rt_lwp *lwp = RT_NULL;

    p  = lwp_avl_find(pid, lwp_pid_root);
    if (p)
    {
        lwp = (struct rt_lwp *)p->data;
    }

    return lwp;
}

/**
 * @brief Retrieves a lightweight process (LWP) by PID with lock handling