The TASK_RESTART extension directly corresponds to the task_restart directive. If this extension is defined in any static or dynamic extension set and a task is being restarted, then the extension should have a prototype similar to the following:
procedure User_Task_Restart ( Current_Task : in RTEMS.TCB_Pointer; Restarted_Task : in RTEMS.TCB_Pointer );
where current_task can be used to access the TCB for the currently executing task, and restarted_task can be used to access the TCB for the task being restarted. This extension is invoked from the task_restart directive after restarted_task has been made ready to start execution, but before it is placed on a ready TCB chain.
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