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perf annotate: Support multiple histograms in annotation

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The perf annotate tool continues aggregating everything on just one
histograms, but to support the top model add support for one histogram
perf evsel in the evlist.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2011-02-04 13:43:24 -02:00
parent 78f7defedb
commit 2f525d0148
8 changed files with 106 additions and 65 deletions
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15
tools/perf/builtin-report.c
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@ -118,8 +118,17 @@ static int perf_session__add_hist_entry(struct perf_session *session,
* so we don't allocated the extra space needed because the stdio
* code will not use it.
*/
if (use_browser > 0)
err = hist_entry__inc_addr_samples(he, al->addr);
if (al->sym != NULL && use_browser > 0) {
/*
* All aggregated on the first sym_hist.
*/
struct annotation *notes = symbol__annotation(he->ms.sym);
if (notes->histograms == NULL &&
symbol__alloc_hist(he->ms.sym, 1) < 0)
err = -ENOMEM;
else
err = hist_entry__inc_addr_samples(he, 0, al->addr);
}
return err;
}
@ -349,7 +358,7 @@ static int __cmd_report(void)
}
if (use_browser > 0)
hists__tui_browse_tree(&session->hists_tree, help);
hists__tui_browse_tree(&session->hists_tree, help, 0);
else
hists__tty_browse_tree(&session->hists_tree, help);