Messages in this thread Patch in this message | | | From | Andy Lutomirski <> | Subject | [PATCH] selftests/x86: Don't muck with ftrace in mpx_mini_test | Date | Wed, 3 Jul 2019 11:28:00 -0700 |
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I don't know why mpx_mini_test tries to reprogram ftrace, but it seems rude and it makes the test crash if run as non-root. Comment it out.
Cc: Dave Hansen <dave.hansen@intel.com> Signed-off-by: Andy Lutomirski <luto@kernel.org> --- tools/testing/selftests/x86/mpx-mini-test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/x86/mpx-mini-test.c b/tools/testing/selftests/x86/mpx-mini-test.c index 23ddd453f362..07461ce31d90 100644 --- a/tools/testing/selftests/x86/mpx-mini-test.c +++ b/tools/testing/selftests/x86/mpx-mini-test.c @@ -76,9 +76,9 @@ void trace_me(void) write_pid_to("common_pid=", TED "exceptions/filter"); write_int_to("", TED "signal/enable", 1); write_int_to("", TED "exceptions/enable", 1); -*/ write_pid_to("", "/sys/kernel/debug/tracing/set_ftrace_pid"); write_int_to("", "/sys/kernel/debug/tracing/trace", 0); +*/ } #define test_failed() __test_failed(__FILE__, __LINE__) -- 2.21.0
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