diff options
| author | Konstantin Khlebnikov <[email protected]> | 2020-04-29 19:23:41 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2020-05-05 16:35:29 -0300 |
| commit | bb629484d924118e3b1d8652177040115adcba01 (patch) | |
| tree | 63c5b651859bbc6ad189d029efa52f020a65ed20 /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py | |
| parent | 846de4371fdfddfa49481e3d04884539870dc127 (diff) | |
perf tools: Simplify checking if SMT is active.
SMT now could be disabled via "/sys/devices/system/cpu/smt/control".
Status is shown in "/sys/devices/system/cpu/smt/active" simply as "0" / "1".
If this knob isn't here then fallback to checking topology as before.
Signed-off-by: Konstantin Khlebnikov <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Dmitry Monakhov <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lore.kernel.org/lkml/158817741394.748034.9273604089138009552.stgit@buzz
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py')
0 files changed, 0 insertions, 0 deletions