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Date: Fri, 6 May 2022 15:25:47 +0300 From: Adrian Hunter <adrian.hunter@...el.com> To: Arnaldo Carvalho de Melo <acme@...nel.org> Cc: Jiri Olsa <jolsa@...hat.com>, Ian Rogers <irogers@...gle.com>, Alexey Bayduraev <alexey.v.bayduraev@...ux.intel.com>, Namhyung Kim <namhyung@...nel.org>, Leo Yan <leo.yan@...aro.org>, linux-kernel@...r.kernel.org Subject: [PATCH V2 09/23] perf auxtrace: Record whether an auxtrace mmap is needed Add a flag needs_auxtrace_mmap to record whether an auxtrace mmap is needed, in preparation for correctly determining whether or not an auxtrace mmap is needed. Acked-by: Ian Rogers <irogers@...gle.com> Signed-off-by: Adrian Hunter <adrian.hunter@...el.com> --- tools/perf/arch/arm/util/cs-etm.c | 1 + tools/perf/arch/arm64/util/arm-spe.c | 1 + tools/perf/arch/s390/util/auxtrace.c | 1 + tools/perf/arch/x86/util/intel-bts.c | 1 + tools/perf/arch/x86/util/intel-pt.c | 1 + tools/perf/util/evsel.h | 1 + 6 files changed, 6 insertions(+) diff --git a/tools/perf/arch/arm/util/cs-etm.c b/tools/perf/arch/arm/util/cs-etm.c index 11c71aa219f7..1b54638d53b0 100644 --- a/tools/perf/arch/arm/util/cs-etm.c +++ b/tools/perf/arch/arm/util/cs-etm.c @@ -319,6 +319,7 @@ static int cs_etm_recording_options(struct auxtrace_record *itr, } evsel->core.attr.freq = 0; evsel->core.attr.sample_period = 1; + evsel->needs_auxtrace_mmap = true; cs_etm_evsel = evsel; opts->full_auxtrace = true; } diff --git a/tools/perf/arch/arm64/util/arm-spe.c b/tools/perf/arch/arm64/util/arm-spe.c index e8b577d33e53..6f4db2ac5420 100644 --- a/tools/perf/arch/arm64/util/arm-spe.c +++ b/tools/perf/arch/arm64/util/arm-spe.c @@ -160,6 +160,7 @@ static int arm_spe_recording_options(struct auxtrace_record *itr, } evsel->core.attr.freq = 0; evsel->core.attr.sample_period = arm_spe_pmu->default_config->sample_period; + evsel->needs_auxtrace_mmap = true; arm_spe_evsel = evsel; opts->full_auxtrace = true; } diff --git a/tools/perf/arch/s390/util/auxtrace.c b/tools/perf/arch/s390/util/auxtrace.c index 0db5c58c98e8..5068baa3e092 100644 --- a/tools/perf/arch/s390/util/auxtrace.c +++ b/tools/perf/arch/s390/util/auxtrace.c @@ -98,6 +98,7 @@ struct auxtrace_record *auxtrace_record__init(struct evlist *evlist, evlist__for_each_entry(evlist, pos) { if (pos->core.attr.config == PERF_EVENT_CPUM_SF_DIAG) { diagnose = 1; + pos->needs_auxtrace_mmap = true; break; } } diff --git a/tools/perf/arch/x86/util/intel-bts.c b/tools/perf/arch/x86/util/intel-bts.c index d68a0f48e41e..bcccfbade5c6 100644 --- a/tools/perf/arch/x86/util/intel-bts.c +++ b/tools/perf/arch/x86/util/intel-bts.c @@ -129,6 +129,7 @@ static int intel_bts_recording_options(struct auxtrace_record *itr, } evsel->core.attr.freq = 0; evsel->core.attr.sample_period = 1; + evsel->needs_auxtrace_mmap = true; intel_bts_evsel = evsel; opts->full_auxtrace = true; } diff --git a/tools/perf/arch/x86/util/intel-pt.c b/tools/perf/arch/x86/util/intel-pt.c index 38ec2666ec12..2eaac4638aab 100644 --- a/tools/perf/arch/x86/util/intel-pt.c +++ b/tools/perf/arch/x86/util/intel-pt.c @@ -649,6 +649,7 @@ static int intel_pt_recording_options(struct auxtrace_record *itr, evsel->core.attr.freq = 0; evsel->core.attr.sample_period = 1; evsel->no_aux_samples = true; + evsel->needs_auxtrace_mmap = true; intel_pt_evsel = evsel; opts->full_auxtrace = true; } diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 45d674812239..544fbed98df1 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -124,6 +124,7 @@ struct evsel { bool merged_stat; bool reset_group; bool errored; + bool needs_auxtrace_mmap; struct hashmap *per_pkg_mask; int err; struct { -- 2.25.1
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