Resource blocking

gistfile1.cpp

struct task{  
  param
  done = 0
}

my_tasks[4];

for(i = 0..4){
  my_task = new_task{param=i, done=0}
  workqueue.put(my_task)
  my_tasks[i] = my_task
}


while(!my_task[0].done && !my_task[1].done &&){// custom spin lock!
}

// never get here because no thread can get a good access to this resource