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authorAdrian Hunter <adrian.hunter@intel.com>2020-02-04 20:14:25 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-03-27 16:38:47 +0300
commit26cec7480e7edaa9dead4912055078b98c1d192e (patch)
tree02cef22538986c8629b91d9498a890153b638815 /tools/perf/Documentation
parent315a4af8cd2469fcf5dacc58b5e73944b4f0c561 (diff)
downloadlinux-26cec7480e7edaa9dead4912055078b98c1d192e.tar.xz
perf test x86: Add CET instructions to the new instructions test
Add to the "x86 instruction decoder - new instructions" test the following instructions: incsspd incsspq rdsspd rdsspq saveprevssp rstorssp wrssd wrssq wrussd wrussq setssbsy clrssbsy endbr32 endbr64 And the "notrack" prefix for indirect calls and jumps. For information about the instructions, refer Intel Control-flow Enforcement Technology Specification May 2019 (334525-003). Committer testing: $ perf test instr 67: x86 instruction decoder - new instructions : Ok $ Then use verbose mode and check one of those new instructions: $ perf test -v instr |& grep saveprevssp Decoded ok: f3 0f 01 ea saveprevssp Decoded ok: f3 0f 01 ea saveprevssp $ Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi v. Shankar <ravi.v.shankar@intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: x86@kernel.org Link: http://lore.kernel.org/lkml/20200204171425.28073-3-yu-cheng.yu@intel.com Signed-off-by: Yu-cheng Yu <yu-cheng.yu@intel.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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