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perf diff: Don't add the period for unresolved symbols

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Since we don't add histograms buckets for them, this way the sum
of baselines should be 100%.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1262047716-23171-4-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo 2009-12-28 22:48:35 -02:00 committed by Ingo Molnar
parent 71289be763
commit cdbae31408
1 changed files with 2 additions and 2 deletions
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4
tools/perf/builtin-diff.c
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@ -51,12 +51,12 @@ static int diff__process_sample_event(event_t *event, struct perf_session *sessi
return -1;
}
if (al.filtered)
if (al.filtered || al.sym == NULL)
return 0;
event__parse_sample(event, session->sample_type, &data);
if (al.sym && perf_session__add_hist_entry(session, &al, data.period)) {
if (perf_session__add_hist_entry(session, &al, data.period)) {
pr_warning("problem incrementing symbol count, skipping event\n");
return -1;
}