| From | Alexander Shishkin <> | Subject | [PATCH v0 39/71] perf header: Add Instruction Tracing feature | Date | Wed, 11 Dec 2013 14:36:51 +0200 |
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From: Adrian Hunter <adrian.hunter@intel.com>
Add a feature to indicate that a perf.data file contains Instruction Tracing data.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> --- 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 0114f0a..72bcca9 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -1188,6 +1188,13 @@ static int write_branch_stack(int fd __maybe_unused, return 0; } +static int write_itrace(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) { @@ -1485,6 +1492,12 @@ static void print_branch_stack(struct perf_header *ph __maybe_unused, fprintf(fp, "# contains samples with branch stack\n"); } +static void print_itrace(struct perf_header *ph __maybe_unused, + int fd __maybe_unused, FILE *fp) +{ + fprintf(fp, "# contains Instruction Traces\n"); +} + static void print_pmu_mappings(struct perf_header *ph, int fd __maybe_unused, FILE *fp) { @@ -2195,6 +2208,7 @@ 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_ITRACE, itrace), }; struct header_print_data { diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h index e8c45fa..be60483 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_ITRACE, HEADER_LAST_FEATURE, HEADER_FEAT_BITS = 256, }; -- 1.8.5.1
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