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Commit 73bb4d6c authored by Ingo Molnar's avatar Ingo Molnar
Browse files

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

Fix this warning:

  mpx-mini-test.c:422:0: warning: "SEGV_BNDERR" redefined

Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: akpm@linux-foundation.org
Cc: dave.hansen@intel.com
Cc: linux-mm@kvack.org
Cc: linuxram@us.ibm.com
Cc: mpe@ellerman.id.au
Cc: shakeelb@google.com
Cc: shuah@kernel.org
Link: http://lkml.kernel.org/r/20180514085908.GA12798@gmail.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 0fb96620

tools/testing/selftests/x86/mpx-mini-test.c

+5 −2
Original line number Diff line number Diff line
@@ -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);