[GitHub] [incubator-nuttx-apps] xiaoxiang781216 commented on a change in pull request #37: examples: hello: Show CPU index when running in SMP mode

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

xiaoxiang781216 commented on a change in pull request #37: examples: hello: Show CPU index when running in SMP mode
URL: https://github.com/apache/incubator-nuttx-apps/pull/37#discussion_r372767700
 
 

 ##########
 File path: examples/hello/hello_main.c
 ##########
 @@ -50,6 +54,12 @@
 
 int main(int argc, FAR char *argv[])
 {
+#ifdef CONFIG_SMP
+  uint32_t cpu = up_cpu_index();
 
 Review comment:
   application shouldn't call up_xxx API directly, it's better to implement something like:
   int sched_getcpu(void);
   and add this api to syscall/ list

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