diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/metricgroup.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c index 6247c9c808d6..f4ad502192fa 100644 --- a/tools/perf/util/metricgroup.c +++ b/tools/perf/util/metricgroup.c @@ -511,7 +511,21 @@ static int __metricgroup__add_metric(struct list_head *group_list, return -EINVAL; } - list_add_tail(&eg->nd, group_list); + if (list_empty(group_list)) + list_add(&eg->nd, group_list); + else { + struct list_head *pos; + + /* Place the largest groups at the front. */ + list_for_each_prev(pos, group_list) { + struct egroup *old = list_entry(pos, struct egroup, nd); + + if (hashmap__size(&eg->pctx.ids) <= + hashmap__size(&old->pctx.ids)) + break; + } + list_add(&eg->nd, pos); + } return 0; } |