xref: /kvm-unit-tests/x86/smptest.c (revision 7d36db351752e29ad27eaafe3f102de7064e429b)
1 #include "libcflat.h"
2 #include "smp.h"
3 
4 static void ipi_test(void *data)
5 {
6     int n = (long)data;
7 
8     printf("ipi called, cpu %d\n", n);
9     if (n != smp_id())
10 	printf("but wrong cpu %d\n", smp_id());
11 }
12 
13 int main()
14 {
15     int ncpus;
16     int i;
17 
18     smp_init();
19 
20     ncpus = cpu_count();
21     printf("found %d cpus\n", ncpus);
22     for (i = 0; i < ncpus; ++i)
23 	on_cpu(i, ipi_test, (void *)(long)i);
24     return 0;
25 }
26