diff options
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/evlist.c | 17 | ||||
| -rw-r--r-- | tools/perf/util/evlist.h | 3 |
2 files changed, 20 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 2eb7378e4c4..0b31cee3487 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -1212,3 +1212,20 @@ int perf_evlist__strerror_open(struct perf_evlist *evlist __maybe_unused, return 0; } + +void perf_evlist__to_front(struct perf_evlist *evlist, + struct perf_evsel *move_evsel) +{ + struct perf_evsel *evsel, *n; + LIST_HEAD(move); + + if (move_evsel == perf_evlist__first(evlist)) + return; + + list_for_each_entry_safe(evsel, n, &evlist->entries, node) { + if (evsel->leader == move_evsel->leader) + list_move_tail(&evsel->node, &move); + } + + list_splice(&move, &evlist->entries); +} diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index 8a04aae95a1..9f64ede3ecb 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -194,5 +194,8 @@ static inline void perf_mmap__write_tail(struct perf_mmap *md, } bool perf_evlist__can_select_event(struct perf_evlist *evlist, const char *str); +void perf_evlist__to_front(struct perf_evlist *evlist, + struct perf_evsel *move_evsel); + #endif /* __PERF_EVLIST_H */ |