Function lwp_from_pid_locked

components/lwp/lwp_pid.c:1049–1054

* @brief Retrieves a lightweight process (LWP) by PID with lock handling * * @param[in] pid The process ID to look up (0 means current process) * * @return struct rt_lwp* Pointer to the LWP structure if found, current LWP if pid=0 * * @note This is a convenience wrapper that: * - If pid is non-zero, calls lwp_from_pid_raw_locked() * - If pid is zero, returns the current LWP via

 *       - If pid is zero, returns the current LWP via lwp_self()
 */
struct rt_lwp* lwp_from_pid_locked(pid_t pid)
{
    struct rt_lwp* lwp;
    lwp = pid ? lwp_from_pid_raw_locked(pid) : lwp_self();
    return lwp;
}

/**
 * @brief Converts a lightweight process (LWP) to its PID