Commit-ID: 69d8bd8aa7d8906a1e922ae884d97f0bd7f1b269 Gitweb: http://git.kernel.org/tip/69d8bd8aa7d8906a1e922ae884d97f0bd7f1b269 Author: Kan Liang <[email protected]> AuthorDate: Fri, 30 Jun 2017 10:16:55 -0400 Committer: Arnaldo Carvalho de Melo <[email protected]> CommitDate: Thu, 20 Jul 2017 09:55:50 -0300
perf intel-pt: Set no_aux_samples for the tracking event The reason of introducing the tracking event (a dummy software event) is to collect side-band information. Additional sampling is wasteful. no_aux_samples should be set for tracking event. Signed-off-by: Kan Liang <[email protected]> Acked-by: Jiri Olsa <[email protected]> Cc: Adrian Hunter <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Andi Kleen <[email protected]> Cc: Peter Zijlstra <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/arch/x86/util/intel-pt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/arch/x86/util/intel-pt.c b/tools/perf/arch/x86/util/intel-pt.c index 9535be5..4a461e8 100644 --- a/tools/perf/arch/x86/util/intel-pt.c +++ b/tools/perf/arch/x86/util/intel-pt.c @@ -752,6 +752,7 @@ static int intel_pt_recording_options(struct auxtrace_record *itr, tracking_evsel->attr.freq = 0; tracking_evsel->attr.sample_period = 1; + tracking_evsel->no_aux_samples = true; if (need_immediate) tracking_evsel->immediate = true;
