Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH 04/12] perf hists: Maintain total periods of group members in the leader | Date | Tue, 23 Oct 2012 16:43:58 +0900 |
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From: Namhyung Kim <namhyung.kim@lge.com>
Like group_stats in hist_entry, total periods information also need to be known to the leader.
Cc: Jiri Olsa <jolsa@redhat.com> Cc: Stephane Eranian <eranian@google.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> --- tools/perf/util/hist.c | 25 +++++++++++++++++++++++++ tools/perf/util/hist.h | 1 + 2 files changed, 26 insertions(+)
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 95415716c708..48488057c3da 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -194,6 +194,28 @@ static void hist_entry__add_group_stat(struct hist_entry *he_dest, he_stat__add_stat(&he_dest->group_stats[evsel->group_idx], src); } +static void hists__add_group_stat(struct hists *hists) +{ + struct perf_evsel *evsel = hists_2_evsel(hists); + struct perf_evsel *leader = evsel->leader; + struct hists *leader_hists; + + if (perf_evsel__is_group_leader(evsel)) + return; + + leader_hists = &leader->hists; + + if (!leader_hists->group_stats) { + leader_hists->group_stats = calloc(leader->nr_members, + sizeof(struct events_stats)); + if (!leader_hists->group_stats) + return; + } + + memcpy(&leader_hists->group_stats[evsel->group_idx], + &hists->stats, sizeof(struct events_stats)); +} + static void hist_entry__decay(struct hist_entry *he) { he->stat.period = (he->stat.period * 7) / 8; @@ -561,6 +583,9 @@ static void __hists__collapse_resort(struct hists *hists, bool threaded) hists__apply_filters(hists, n); } } + + if (symbol_conf.event_group) + hists__add_group_stat(hists); } void hists__collapse_resort(struct hists *hists) diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index c751624d4153..8d89dd23f20f 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -66,6 +66,7 @@ struct hists { const char *symbol_filter_str; pthread_mutex_t lock; struct events_stats stats; + struct events_stats *group_stats; u64 event_stream; u16 col_len[HISTC_NR_COLS]; }; -- 1.7.11.7
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