[GitHub] [incubator-nuttx] patacongo commented on issue #3875: PID == 0 is not always the IDLE thread.

[GitBox <gi...@apache.org>]

patacongo commented on issue #3875:
URL: https://github.com/apache/incubator-nuttx/issues/3875#issuecomment-857733792


   
   > It's intentional to check pid == 0 in some place, e.g. all up_initialstate.c:
   > ...
   > The special if statement is to setup the idle thread stack pointer in tcb which is just required for the main(CPU0) idle thread since other idle(CPU1-x) threads go through the normal tcb initialization path and then these stack pointer set correctly naturally.
   
   Thanks, that relieves some my concerns.  However, I think it is not a very clean, modular solution.  I would prefer to see some call out in nx_task() to do that job.
   
   


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