perf evsel: Precalculate the sample size
So that we don't have to store it in the perf_session instance, because
in the future perf_session instances may have multiple evlists, each
with different sample_type/sizes.
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-ptod86fxkpgq3h62m9refkv4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/builtin-test.c b/tools/perf/builtin-test.c
index d909eb7..2ea5fe4 100644
--- a/tools/perf/builtin-test.c
+++ b/tools/perf/builtin-test.c
@@ -478,7 +478,6 @@
unsigned int nr_events[nsyscalls],
expected_nr_events[nsyscalls], i, j;
struct perf_evsel *evsels[nsyscalls], *evsel;
- int sample_size = __perf_evsel__sample_size(attr.sample_type);
for (i = 0; i < nsyscalls; ++i) {
char name[64];
@@ -563,7 +562,8 @@
goto out_munmap;
}
- err = perf_event__parse_sample(event, attr.sample_type, sample_size,
+ err = perf_event__parse_sample(event, attr.sample_type,
+ evsels[0]->sample_size,
false, &sample, false);
if (err) {
pr_err("Can't parse sample, err = %d\n", err);
@@ -666,7 +666,7 @@
found_libc_mmap = false,
found_vdso_mmap = false,
found_ld_mmap = false;
- int err = -1, errs = 0, i, wakeups = 0, sample_size;
+ int err = -1, errs = 0, i, wakeups = 0;
u32 cpu;
int total_events = 0, nr_events[PERF_RECORD_MAX] = { 0, };
@@ -761,7 +761,6 @@
* event.
*/
sample_type = perf_evlist__sample_type(evlist);
- sample_size = __perf_evsel__sample_size(sample_type);
/*
* Now that all is properly set up, enable the events, they will
@@ -789,7 +788,7 @@
nr_events[type]++;
err = perf_event__parse_sample(event, sample_type,
- sample_size, true,
+ evsel->sample_size, true,
&sample, false);
if (err < 0) {
if (verbose)