Messages in this thread | | | Date | Wed, 1 Apr 2015 13:49:15 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH V7 01/25] perf header: Add AUX area tracing feature |
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On Tue, Mar 31, 2015 at 02:38:30PM +0300, Adrian Hunter wrote: > Add a feature to indicate that a perf.data file > contains AUX area data. > > Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
> --- > tools/perf/util/header.c | 14 ++++++++++++++ > tools/perf/util/header.h | 1 + > 2 files changed, 15 insertions(+) > > diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c > index fb43215..c6739dd 100644 > --- a/tools/perf/util/header.c > +++ b/tools/perf/util/header.c > @@ -869,6 +869,13 @@ static int write_branch_stack(int fd __maybe_unused, > return 0; > } > > +static int write_auxtrace(int fd __maybe_unused, > + struct perf_header *h __maybe_unused, > + struct perf_evlist *evlist __maybe_unused) > +{ > + return 0; > +} > + > static void print_hostname(struct perf_header *ph, int fd __maybe_unused, > FILE *fp) > { > @@ -1163,6 +1170,12 @@ static void print_branch_stack(struct perf_header *ph __maybe_unused, > fprintf(fp, "# contains samples with branch stack\n"); > } > > +static void print_auxtrace(struct perf_header *ph __maybe_unused, > + int fd __maybe_unused, FILE *fp) > +{ > + fprintf(fp, "# contains AUX area data (e.g. instruction trace)\n"); > +} > + > static void print_pmu_mappings(struct perf_header *ph, int fd __maybe_unused, > FILE *fp) > { > @@ -1873,6 +1886,7 @@ static const struct feature_ops feat_ops[HEADER_LAST_FEATURE] = { > FEAT_OPA(HEADER_BRANCH_STACK, branch_stack), > FEAT_OPP(HEADER_PMU_MAPPINGS, pmu_mappings), > FEAT_OPP(HEADER_GROUP_DESC, group_desc), > + FEAT_OPA(HEADER_AUXTRACE, auxtrace), > }; > > struct header_print_data { > diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h > index 3bb90ac..d4d5796 100644 > --- a/tools/perf/util/header.h > +++ b/tools/perf/util/header.h > @@ -30,6 +30,7 @@ enum { > HEADER_BRANCH_STACK, > HEADER_PMU_MAPPINGS, > HEADER_GROUP_DESC, > + HEADER_AUXTRACE, > HEADER_LAST_FEATURE, > HEADER_FEAT_BITS = 256, > }; > -- > 1.9.1 >
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