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perf evsel: Precalculate the sample size

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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>
This commit is contained in:
Arnaldo Carvalho de Melo 2012-08-01 18:53:11 -03:00
parent 0ecf4f0c02
commit bde09467b5
6 changed files with 24 additions and 25 deletions
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2
tools/perf/util/python.c
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@ -806,7 +806,7 @@ static PyObject *pyrf_evlist__read_on_cpu(struct pyrf_evlist *pevlist,
first = list_entry(evlist->entries.next, struct perf_evsel, node);
err = perf_event__parse_sample(event, first->attr.sample_type,
perf_evsel__sample_size(first),
first->sample_size,
sample_id_all, &pevent->sample, false);
if (err)
return PyErr_Format(PyExc_OSError,