diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2019-06-10 10:27:57 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-06-17 15:57:18 -0300 |
| commit | 0dfded34a2e3b517c149ee9c7d1e5173025017b7 (patch) | |
| tree | 734b9cf17217edca5ba36b9737e9a0ad85898c04 | |
| parent | e62ca655eea7ad4956929f647c2d9fb36aeff90e (diff) | |
| download | linux-0dfded34a2e3b517c149ee9c7d1e5173025017b7.tar.bz2 | |
perf intel-pt: Factor out common sample preparation for re-use
Factor out common sample preparation for re-use when synthesizing PEBS
samples.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20190610072803.10456-6-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/util/intel-pt.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index cc91c1413c22..a2d90b2f1f11 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -1182,28 +1182,37 @@ static inline bool intel_pt_skip_event(struct intel_pt *pt) pt->num_events++ < pt->synth_opts.initial_skip; } +static void intel_pt_prep_a_sample(struct intel_pt_queue *ptq, + union perf_event *event, + struct perf_sample *sample) +{ + event->sample.header.type = PERF_RECORD_SAMPLE; + event->sample.header.size = sizeof(struct perf_event_header); + + sample->pid = ptq->pid; + sample->tid = ptq->tid; + sample->cpu = ptq->cpu; + sample->insn_len = ptq->insn_len; + memcpy(sample->insn, ptq->insn, INTEL_PT_INSN_BUF_SZ); +} + static void intel_pt_prep_b_sample(struct intel_pt *pt, struct intel_pt_queue *ptq, union perf_event *event, struct perf_sample *sample) { + intel_pt_prep_a_sample(ptq, event, sample); + if (!pt->timeless_decoding) sample->time = tsc_to_perf_time(ptq->timestamp, &pt->tc); sample->ip = ptq->state->from_ip; sample->cpumode = intel_pt_cpumode(pt, sample->ip); - sample->pid = ptq->pid; - sample->tid = ptq->tid; sample->addr = ptq->state->to_ip; sample->period = 1; - sample->cpu = ptq->cpu; sample->flags = ptq->flags; - sample->insn_len = ptq->insn_len; - memcpy(sample->insn, ptq->insn, INTEL_PT_INSN_BUF_SZ); - event->sample.header.type = PERF_RECORD_SAMPLE; event->sample.header.misc = sample->cpumode; - event->sample.header.size = sizeof(struct perf_event_header); } static int intel_pt_inject_event(union perf_event *event, |