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authorNamhyung Kim <namhyung.kim@lge.com>2013-03-05 05:53:26 (GMT)
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-03-15 16:06:05 (GMT)
commit759ff497e0e6749437b6723f8d26de0b1833c199 (patch)
treee8105fb758da21ac4a796ee669d21efa12b1aabf /tools/perf/ui/hist.c
parentb1dd443296b4f8c6869eba790eec950f80392aea (diff)
downloadlinux-759ff497e0e6749437b6723f8d26de0b1833c199.tar.xz
perf evsel: Introduce perf_evsel__is_group_event() helper
The perf_evsel__is_group_event function is for checking whether given evsel needs event group view support or not. Please note that it's different to the existing perf_evsel__is_group_leader() which checks only the given evsel is a leader or a standalone (i.e. non-group) event regardless of event group feature. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Andi Kleen <andi@firstfloor.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1362462812-30885-7-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/ui/hist.c')
-rw-r--r--tools/perf/ui/hist.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index d671e63..4bf91b0 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -16,6 +16,7 @@ static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
{
int ret;
struct hists *hists = he->hists;
+ struct perf_evsel *evsel = hists_to_evsel(hists);
if (fmt_percent) {
double percent = 0.0;
@@ -28,15 +29,11 @@ static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
} else
ret = print_fn(hpp->buf, hpp->size, fmt, get_field(he));
- if (symbol_conf.event_group) {
+ if (perf_evsel__is_group_event(evsel)) {
int prev_idx, idx_delta;
- struct perf_evsel *evsel = hists_to_evsel(hists);
struct hist_entry *pair;
int nr_members = evsel->nr_members;
- if (nr_members <= 1)
- return ret;
-
prev_idx = perf_evsel__group_idx(evsel);
list_for_each_entry(pair, &he->pairs.head, pairs.node) {