Commits on Dec 1, 2023

1. Fix nasa#1429, adjust pthread stack to account for TCB+TLS …

   The glibc pthread implementation puts additional data structures at the
   base of the stack.  The size of these is not known, but the only thing
   to go by is PTHREAD_MIN_STACK -- which should always be enough to hold
   the required objects.
   
   Instead of simply assuring that the stack is at least PTHREAD_MIN_STACK,
   add this to the requested stack instead.  This in turn will ensure that
   the user always has at least their requested stack size available for
   actual use.
   
   If the pthread implementation does not advertise a PTHREAD_MIN_STACK
   value, then just reserve 1 extra page.

   

   jphickey committed Dec 1, 2023
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