4.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ingo Molnar <mingo@xxxxxxxxxx> [ Upstream commit 73bb4d6cd192b8629c5125aaada9892d9fc986b6 ] Fix this warning: mpx-mini-test.c:422:0: warning: "SEGV_BNDERR" redefined Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: akpm@xxxxxxxxxxxxxxxxxxxx Cc: dave.hansen@xxxxxxxxx Cc: linux-mm@xxxxxxxxx Cc: linuxram@xxxxxxxxxx Cc: mpe@xxxxxxxxxxxxxx Cc: shakeelb@xxxxxxxxxx Cc: shuah@xxxxxxxxxx Link: http://lkml.kernel.org/r/20180514085908.GA12798@xxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- tools/testing/selftests/x86/mpx-mini-test.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) --- 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, 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);