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Subject[PATCH 09/18] perf evsel: Adopt parse_sample method from perf_event
Date
From: Arnaldo Carvalho de Melo <acme@redhat.com>

Since we need evsel->{attr.{sample_{id_all,type}},sample_size},
reducing the number of parameters tools have to pass.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-wdtmgak0ihgsmw1brb54a8h4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/event.h | 3 ---
tools/perf/util/evlist.c | 6 ++----
tools/perf/util/evlist.h | 3 +--
tools/perf/util/evsel.c | 12 ++++++------
tools/perf/util/evsel.h | 2 ++
5 files changed, 11 insertions(+), 15 deletions(-)
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 1b19728..d84870b 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -197,9 +197,6 @@ int perf_event__preprocess_sample(const union perf_event *self,

const char *perf_event__name(unsigned int id);

-int perf_event__parse_sample(const union perf_event *event, u64 type,
- int sample_size, bool sample_id_all,
- struct perf_sample *sample, bool swapped);
int perf_event__synthesize_sample(union perf_event *event, u64 type,
const struct perf_sample *sample,
bool swapped);
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 1a560e0..9b38681 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -882,11 +882,9 @@ int perf_evlist__start_workload(struct perf_evlist *evlist)
return 0;
}

-int perf_evlist__parse_sample(struct perf_evlist *evlist,
- const union perf_event *event,
+int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
struct perf_sample *sample, bool swapped)
{
struct perf_evsel *e = list_entry(evlist->entries.next, struct perf_evsel, node);
- return perf_event__parse_sample(event, e->attr.sample_type, e->sample_size,
- e->attr.sample_id_all, sample, swapped);
+ return perf_evsel__parse_sample(e, event, sample, swapped);
}
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index a5a4911..528c1ac 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -122,8 +122,7 @@ u64 perf_evlist__sample_type(const struct perf_evlist *evlist);
bool perf_evlist__sample_id_all(const const struct perf_evlist *evlist);
u16 perf_evlist__id_hdr_size(const struct perf_evlist *evlist);

-int perf_evlist__parse_sample(struct perf_evlist *evlist,
- const union perf_event *event,
+int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
struct perf_sample *sample, bool swapped);

bool perf_evlist__valid_sample_type(const struct perf_evlist *evlist);
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 8feec40..2eaae14 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -729,10 +729,10 @@ static bool sample_overlap(const union perf_event *event,
return false;
}

-int perf_event__parse_sample(const union perf_event *event, u64 type,
- int sample_size, bool sample_id_all,
+int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
struct perf_sample *data, bool swapped)
{
+ u64 type = evsel->attr.sample_type;
const u64 *array;

/*
@@ -747,14 +747,14 @@ int perf_event__parse_sample(const union perf_event *event, u64 type,
data->period = 1;

if (event->header.type != PERF_RECORD_SAMPLE) {
- if (!sample_id_all)
+ if (!evsel->attr.sample_id_all)
return 0;
return perf_event__parse_id_sample(event, type, data, swapped);
}

array = event->sample.array;

- if (sample_size + sizeof(event->header) > event->header.size)
+ if (evsel->sample_size + sizeof(event->header) > event->header.size)
return -EFAULT;

if (type & PERF_SAMPLE_IP) {
@@ -896,7 +896,7 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type,
u.val32[1] = sample->tid;
if (swapped) {
/*
- * Inverse of what is done in perf_event__parse_sample
+ * Inverse of what is done in perf_evsel__parse_sample
*/
u.val32[0] = bswap_32(u.val32[0]);
u.val32[1] = bswap_32(u.val32[1]);
@@ -931,7 +931,7 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type,
u.val32[0] = sample->cpu;
if (swapped) {
/*
- * Inverse of what is done in perf_event__parse_sample
+ * Inverse of what is done in perf_evsel__parse_sample
*/
u.val32[0] = bswap_32(u.val32[0]);
u.val64 = bswap_64(u.val64);
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 894bd77..b559929 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -180,4 +180,6 @@ static inline int perf_evsel__read_scaled(struct perf_evsel *evsel,

void hists__init(struct hists *hists);

+int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
+ struct perf_sample *sample, bool swapped);
#endif /* __PERF_EVSEL_H */
--
1.7.1


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