diff options
| author | Jiri Olsa <jolsa@redhat.com> | 2019-06-16 17:13:13 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-06-17 13:36:24 +0300 |
| commit | d0e1a507bdc761a14906f03399d933ea639a1756 (patch) | |
| tree | b2dd4f5a42d064fc0767dcb0aa7954408d681165 /tools/perf/util/thread-stack.c | |
| parent | b7c9b3927337b43b3c854064b9c17b84cb7ef0dc (diff) | |
| download | linux-d0e1a507bdc761a14906f03399d933ea639a1756.tar.xz | |
perf/x86/intel: Disable check_msr for real HW
Tom Vaden reported false failure of the check_msr() function, because
some servers can do POST tracing and enable LBR tracing during
bootup.
Kan confirmed that check_msr patch was to fix a bug report in
guest, so it's ok to disable it for real HW.
Reported-by: Tom Vaden <tom.vaden@hpe.com>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Tom Vaden <tom.vaden@hpe.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Liang Kan <kan.liang@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190616141313.GD2500@krava
[ Readability edits. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/util/thread-stack.c')
0 files changed, 0 insertions, 0 deletions