x86/mpx/selftests: Adjust the self-test to fresh distros that export the MPX ABI

[mirror_ubuntu-bionic-kernel.git] / tools / testing / selftests / x86 / mpx-mini-test.c

diff --git a/tools/testing/selftests/x86/mpx-mini-test.c b/tools/testing/selftests/x86/mpx-mini-test.c
index 9c0325e1ea6844f666bfdcc8204763a8614b9875..50f7e92724813a3525154ede4f2b282af7e5a839 100644 (file)
--- a/tools/testing/selftests/x86/mpx-mini-test.c
+++ b/tools/testing/selftests/x86/mpx-mini-test.c
@@ -368,6 +368,11 @@ static int expected_bnd_index = -1;
 uint64_t shadow_plb[NR_MPX_BOUNDS_REGISTERS][2]; /* shadow MPX bound registers */
 unsigned long shadow_map[NR_MPX_BOUNDS_REGISTERS];
 
+/* Failed address bound checks: */
+#ifndef SEGV_BNDERR
+# define SEGV_BNDERR   3
+#endif
+
 /*
  * The kernel is supposed to provide some information about the bounds
  * exception in the siginfo.  It should match what we have in the bounds
@@ -419,8 +424,6 @@ void handler(int signum, siginfo_t *si, void *vucontext)
                br_count++;
                dprintf1("#BR 0x%jx (total seen: %d)\n", status, br_count);
 
-#define SEGV_BNDERR     3  /* failed address bound checks */
-
                dprintf2("Saw a #BR! status 0x%jx at %016lx br_reason: %jx\n",
                                status, ip, br_reason);
                dprintf2("si_signo: %d\n", si->si_signo);