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| author | Namhyung Kim <namhyung.kim@lge.com> | 2013-01-22 18:09:29 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-01-31 13:07:43 -0300 |
| commit | 97f63e4a2cf88e9d7bc086a1c3f10fa41c9174df (patch) | |
| tree | c143cd0b6758fbfe59eb80ba346ccc943c7e589c /tools/perf/util/parse-events.y | |
| parent | 0de233b9c4f8c83b2cb655bfdbec306c8da81199 (diff) | |
| download | talos-obmc-linux-97f63e4a2cf88e9d7bc086a1c3f10fa41c9174df.tar.gz talos-obmc-linux-97f63e4a2cf88e9d7bc086a1c3f10fa41c9174df.zip | |
perf tools: Keep group information
Add a few of group-related field in struct perf_{evlist,evsel} so that
the group information in a evlist can be known easily. It only counts
groups which have more than 1 members since leader-only groups are
treated as non-group events.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1358845787-1350-2-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/parse-events.y')
| -rw-r--r-- | tools/perf/util/parse-events.y | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y index 9d43c86176ff..4de2fdca98c8 100644 --- a/tools/perf/util/parse-events.y +++ b/tools/perf/util/parse-events.y @@ -23,6 +23,14 @@ do { \ YYABORT; \ } while (0) +static inc_group_count(struct list_head *list, + struct parse_events_evlist *data) +{ + /* Count groups only have more than 1 members */ + if (!list_is_last(list->next, list)) + data->nr_groups++; +} + %} %token PE_START_EVENTS PE_START_TERMS @@ -123,6 +131,7 @@ PE_NAME '{' events '}' { struct list_head *list = $3; + inc_group_count(list, _data); parse_events__set_leader($1, list); $$ = list; } @@ -131,6 +140,7 @@ PE_NAME '{' events '}' { struct list_head *list = $2; + inc_group_count(list, _data); parse_events__set_leader(NULL, list); $$ = list; } |
