From fba7c86601e2e42d7057db47bf6d45865a208b8c Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Tue, 6 Jul 2021 17:17:00 +0200 Subject: libperf: Move 'leader' from tools/perf to perf_evsel::leader Move evsel::leader to perf_evsel::leader, so we can move the group interface to libperf. Also add several evsel helpers to ease up the transition: struct evsel *evsel__leader(struct evsel *evsel); - get leader evsel bool evsel__has_leader(struct evsel *evsel, struct evsel *leader); - true if evsel has leader as leader bool evsel__is_leader(struct evsel *evsel); - true if evsel is itw own leader void evsel__set_leader(struct evsel *evsel, struct evsel *leader); - set leader for evsel Committer notes: Fix this when building with 'make BUILD_BPF_SKEL=1' tools/perf/util/bpf_counter.c - if (evsel->leader->core.nr_members > 1) { + if (evsel->core.leader->nr_members > 1) { Signed-off-by: Jiri Olsa Requested-by: Shunsuke Nakamura Cc: Alexander Shishkin Cc: Ian Rogers Cc: Mark Rutland Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20210706151704.73662-4-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-record.c | 2 +- tools/perf/builtin-report.c | 2 +- tools/perf/builtin-script.c | 9 +++---- tools/perf/builtin-stat.c | 12 +++++----- tools/perf/builtin-top.c | 2 +- tools/perf/tests/parse-events.c | 52 ++++++++++++++++++++--------------------- tools/perf/util/auxtrace.c | 12 +++++----- tools/perf/util/bpf_counter.c | 2 +- tools/perf/util/cgroup.c | 2 +- tools/perf/util/evlist.c | 17 +++++++------- tools/perf/util/evsel.c | 29 +++++++++++++++++++---- tools/perf/util/evsel.h | 13 +++++++---- tools/perf/util/header.c | 4 ++-- tools/perf/util/metricgroup.c | 8 +++---- tools/perf/util/parse-events.c | 2 +- tools/perf/util/record.c | 6 ++--- tools/perf/util/stat-shadow.c | 2 +- tools/perf/util/stat.c | 2 +- 18 files changed, 101 insertions(+), 77 deletions(-) (limited to 'tools/perf') diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 71efe6573ee7..6a8cc191849f 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -926,7 +926,7 @@ try_again: goto try_again; } if ((errno == EINVAL || errno == EBADF) && - pos->leader != pos && + pos->core.leader != &pos->core && pos->weak_group) { pos = evlist__reset_weak_group(evlist, pos, true); goto try_again; diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 3fdeea40f9da..d3a1a665a3d4 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -677,7 +677,7 @@ static int report__collapse_hists(struct report *rep) /* Non-group events are considered as leader */ if (symbol_conf.event_group && !evsel__is_group_leader(pos)) { - struct hists *leader_hists = evsel__hists(pos->leader); + struct hists *leader_hists = evsel__hists(evsel__leader(pos)); hists__match(leader_hists, hists); hists__link(leader_hists, hists); diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 2030936cc891..8c03a9862872 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -1899,6 +1899,7 @@ static void perf_sample__fprint_metric(struct perf_script *script, struct perf_sample *sample, FILE *fp) { + struct evsel *leader = evsel__leader(evsel); struct perf_stat_output_ctx ctx = { .print_metric = script_print_metric, .new_line = script_new_line, @@ -1915,7 +1916,7 @@ static void perf_sample__fprint_metric(struct perf_script *script, if (!evsel->stats) evlist__alloc_stats(script->session->evlist, false); - if (evsel_script(evsel->leader)->gnum++ == 0) + if (evsel_script(leader)->gnum++ == 0) perf_stat__reset_shadow_stats(); val = sample->period * evsel->scale; perf_stat__update_shadow_stats(evsel, @@ -1923,8 +1924,8 @@ static void perf_sample__fprint_metric(struct perf_script *script, sample->cpu, &rt_stat); evsel_script(evsel)->val = val; - if (evsel_script(evsel->leader)->gnum == evsel->leader->core.nr_members) { - for_each_group_member (ev2, evsel->leader) { + if (evsel_script(leader)->gnum == leader->core.nr_members) { + for_each_group_member (ev2, leader) { perf_stat__print_shadow_stats(&stat_config, ev2, evsel_script(ev2)->val, sample->cpu, @@ -1932,7 +1933,7 @@ static void perf_sample__fprint_metric(struct perf_script *script, NULL, &rt_stat); } - evsel_script(evsel->leader)->gnum = 0; + evsel_script(leader)->gnum = 0; } } diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index f9f74a514315..111192c4c5e0 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -248,7 +248,7 @@ static void evlist__check_cpu_maps(struct evlist *evlist) evlist__warn_hybrid_group(evlist); evlist__for_each_entry(evlist, evsel) { - leader = evsel->leader; + leader = evsel__leader(evsel); /* Check that leader matches cpus with each member. */ if (leader == evsel) @@ -269,10 +269,10 @@ static void evlist__check_cpu_maps(struct evlist *evlist) } for_each_group_evsel(pos, leader) { - pos->leader = pos; + evsel__set_leader(pos, pos); pos->core.nr_members = 0; } - evsel->leader->core.nr_members = 0; + evsel->core.leader->nr_members = 0; } } @@ -745,8 +745,8 @@ static enum counter_recovery stat_handle_error(struct evsel *counter) */ counter->errored = true; - if ((counter->leader != counter) || - !(counter->leader->core.nr_members > 1)) + if ((evsel__leader(counter) != counter) || + !(counter->core.leader->nr_members > 1)) return COUNTER_SKIP; } else if (evsel__fallback(counter, errno, msg, sizeof(msg))) { if (verbose > 0) @@ -839,7 +839,7 @@ try_again: * Don't close here because we're in the wrong affinity. */ if ((errno == EINVAL || errno == EBADF) && - counter->leader != counter && + evsel__leader(counter) != counter && counter->weak_group) { evlist__reset_weak_group(evsel_list, counter, false); assert(counter->reset_group); diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 76343a418e67..02f8bb5dbc0f 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -301,7 +301,7 @@ static void perf_top__resort_hists(struct perf_top *t) /* Non-group events are considered as leader */ if (symbol_conf.event_group && !evsel__is_group_leader(pos)) { - struct hists *leader_hists = evsel__hists(pos->leader); + struct hists *leader_hists = evsel__hists(evsel__leader(pos)); hists__match(leader_hists, hists); hists__link(leader_hists, hists); diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c index 0f113b2b36a3..a28688b054f5 100644 --- a/tools/perf/tests/parse-events.c +++ b/tools/perf/tests/parse-events.c @@ -698,7 +698,7 @@ static int test__group1(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip == 2); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read); @@ -739,7 +739,7 @@ static int test__group2(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read); @@ -798,7 +798,7 @@ static int test__group3(struct evlist *evlist __maybe_unused) TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip == 3); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group name", !evsel->group_name); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read); @@ -831,7 +831,7 @@ static int test__group3(struct evlist *evlist __maybe_unused) TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read); @@ -889,7 +889,7 @@ static int test__group4(struct evlist *evlist __maybe_unused) TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip == 2); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read); @@ -931,7 +931,7 @@ static int test__group5(struct evlist *evlist __maybe_unused) TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); TEST_ASSERT_VAL("wrong sample_read", !evsel->sample_read); @@ -963,7 +963,7 @@ static int test__group5(struct evlist *evlist __maybe_unused) TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); /* cycles */ @@ -1016,7 +1016,7 @@ static int test__group_gh1(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); return 0; @@ -1056,7 +1056,7 @@ static int test__group_gh2(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); return 0; @@ -1096,7 +1096,7 @@ static int test__group_gh3(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); return 0; @@ -1136,7 +1136,7 @@ static int test__group_gh4(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude guest", !evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong group_idx", evsel__group_idx(evsel) == 1); return 0; @@ -1160,7 +1160,7 @@ static int test__leader_sample1(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); TEST_ASSERT_VAL("wrong group name", !evsel->group_name); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read); /* cache-misses - not sampling */ @@ -1174,7 +1174,7 @@ static int test__leader_sample1(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude guest", evsel->core.attr.exclude_guest); TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read); /* branch-misses - not sampling */ @@ -1189,7 +1189,7 @@ static int test__leader_sample1(struct evlist *evlist) TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); TEST_ASSERT_VAL("wrong group name", !evsel->group_name); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read); return 0; @@ -1213,7 +1213,7 @@ static int test__leader_sample2(struct evlist *evlist __maybe_unused) TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); TEST_ASSERT_VAL("wrong group name", !evsel->group_name); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read); /* branch-misses - not sampling */ @@ -1228,7 +1228,7 @@ static int test__leader_sample2(struct evlist *evlist __maybe_unused) TEST_ASSERT_VAL("wrong exclude host", !evsel->core.attr.exclude_host); TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip); TEST_ASSERT_VAL("wrong group name", !evsel->group_name); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong sample_read", evsel->sample_read); return 0; @@ -1259,7 +1259,7 @@ static int test__pinned_group(struct evlist *evlist) TEST_ASSERT_VAL("wrong config", PERF_COUNT_HW_CPU_CYCLES == evsel->core.attr.config); TEST_ASSERT_VAL("wrong group name", !evsel->group_name); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong pinned", evsel->core.attr.pinned); /* cache-misses - can not be pinned, but will go on with the leader */ @@ -1303,7 +1303,7 @@ static int test__exclusive_group(struct evlist *evlist) TEST_ASSERT_VAL("wrong config", PERF_COUNT_HW_CPU_CYCLES == evsel->core.attr.config); TEST_ASSERT_VAL("wrong group name", !evsel->group_name); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong exclusive", evsel->core.attr.exclusive); /* cache-misses - can not be pinned, but will go on with the leader */ @@ -1530,12 +1530,12 @@ static int test__hybrid_hw_group_event(struct evlist *evlist) TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries); TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type); TEST_ASSERT_VAL("wrong config", 0x3c == evsel->core.attr.config); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); evsel = evsel__next(evsel); TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type); TEST_ASSERT_VAL("wrong config", 0xc0 == evsel->core.attr.config); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); return 0; } @@ -1546,12 +1546,12 @@ static int test__hybrid_sw_hw_group_event(struct evlist *evlist) evsel = leader = evlist__first(evlist); TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries); TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->core.attr.type); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); evsel = evsel__next(evsel); TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type); TEST_ASSERT_VAL("wrong config", 0x3c == evsel->core.attr.config); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); return 0; } @@ -1563,11 +1563,11 @@ static int test__hybrid_hw_sw_group_event(struct evlist *evlist) TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries); TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type); TEST_ASSERT_VAL("wrong config", 0x3c == evsel->core.attr.config); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); evsel = evsel__next(evsel); TEST_ASSERT_VAL("wrong type", PERF_TYPE_SOFTWARE == evsel->core.attr.type); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); return 0; } @@ -1579,14 +1579,14 @@ static int test__hybrid_group_modifier1(struct evlist *evlist) TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries); TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type); TEST_ASSERT_VAL("wrong config", 0x3c == evsel->core.attr.config); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user); TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel); evsel = evsel__next(evsel); TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type); TEST_ASSERT_VAL("wrong config", 0xc0 == evsel->core.attr.config); - TEST_ASSERT_VAL("wrong leader", evsel->leader == leader); + TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader)); TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user); TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel); return 0; diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c index 9350eeb3a3fc..cb19669d2a5b 100644 --- a/tools/perf/util/auxtrace.c +++ b/tools/perf/util/auxtrace.c @@ -73,8 +73,8 @@ static int evlist__regroup(struct evlist *evlist, struct evsel *leader, struct e grp = false; evlist__for_each_entry(evlist, evsel) { if (grp) { - if (!(evsel->leader == leader || - (evsel->leader == evsel && + if (!(evsel__leader(evsel) == leader || + (evsel__leader(evsel) == evsel && evsel->core.nr_members <= 1))) return -EINVAL; } else if (evsel == leader) { @@ -87,8 +87,8 @@ static int evlist__regroup(struct evlist *evlist, struct evsel *leader, struct e grp = false; evlist__for_each_entry(evlist, evsel) { if (grp) { - if (evsel->leader != leader) { - evsel->leader = leader; + if (!evsel__has_leader(evsel, leader)) { + evsel__set_leader(evsel, leader); if (leader->core.nr_members < 1) leader->core.nr_members = 1; leader->core.nr_members += 1; @@ -1231,11 +1231,11 @@ static void unleader_evsel(struct evlist *evlist, struct evsel *leader) /* Find new leader for the group */ evlist__for_each_entry(evlist, evsel) { - if (evsel->leader != leader || evsel == leader) + if (!evsel__has_leader(evsel, leader) || evsel == leader) continue; if (!new_leader) new_leader = evsel; - evsel->leader = new_leader; + evsel__set_leader(evsel, new_leader); } /* Update group information */ diff --git a/tools/perf/util/bpf_counter.c b/tools/perf/util/bpf_counter.c index 1d0b9742f727..8150e03367bb 100644 --- a/tools/perf/util/bpf_counter.c +++ b/tools/perf/util/bpf_counter.c @@ -353,7 +353,7 @@ static int bperf_check_target(struct evsel *evsel, enum bperf_filter_type *filter_type, __u32 *filter_entry_cnt) { - if (evsel->leader->core.nr_members > 1) { + if (evsel->core.leader->nr_members > 1) { pr_err("bpf managed perf events do not yet support groups.\n"); return -1; } diff --git a/tools/perf/util/cgroup.c b/tools/perf/util/cgroup.c index 851531102fd6..e99b41f9be45 100644 --- a/tools/perf/util/cgroup.c +++ b/tools/perf/util/cgroup.c @@ -459,7 +459,7 @@ int evlist__expand_cgroup(struct evlist *evlist, const char *str, if (evsel__is_group_leader(pos)) leader = evsel; - evsel->leader = leader; + evsel__set_leader(evsel, leader); evlist__add(tmp_list, evsel); } diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 6563ce3b9541..9cb663882273 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -192,7 +192,7 @@ void evlist__splice_list_tail(struct evlist *evlist, struct list_head *list) } __evlist__for_each_entry_safe(list, temp, evsel) { - if (evsel->leader == leader) { + if (evsel__has_leader(evsel, leader)) { list_del_init(&evsel->core.node); evlist__add(evlist, evsel); } @@ -233,7 +233,7 @@ void __evlist__set_leader(struct list_head *list) leader->core.nr_members = evsel->core.idx - leader->core.idx + 1; __evlist__for_each_entry(list, evsel) { - evsel->leader = leader; + evsel->core.leader = &leader->core; } } @@ -1624,7 +1624,7 @@ void evlist__to_front(struct evlist *evlist, struct evsel *move_evsel) return; evlist__for_each_entry_safe(evlist, n, evsel) { - if (evsel->leader == move_evsel->leader) + if (evsel__leader(evsel) == evsel__leader(move_evsel)) list_move_tail(&evsel->core.node, &move); } @@ -1761,7 +1761,8 @@ struct evsel *evlist__reset_weak_group(struct evlist *evsel_list, struct evsel * struct evsel *c2, *leader; bool is_open = true; - leader = evsel->leader; + leader = evsel__leader(evsel); + pr_debug("Weak group for %s/%d failed\n", leader->name, leader->core.nr_members); @@ -1772,10 +1773,10 @@ struct evsel *evlist__reset_weak_group(struct evlist *evsel_list, struct evsel * evlist__for_each_entry(evsel_list, c2) { if (c2 == evsel) is_open = false; - if (c2->leader == leader) { + if (evsel__has_leader(c2, leader)) { if (is_open && close) perf_evsel__close(&c2->core); - c2->leader = c2; + evsel__set_leader(c2, c2); c2->core.nr_members = 0; /* * Set this for all former members of the group @@ -2172,13 +2173,13 @@ void evlist__check_mem_load_aux(struct evlist *evlist) * any valid memory load information. */ evlist__for_each_entry(evlist, evsel) { - leader = evsel->leader; + leader = evsel__leader(evsel); if (leader == evsel) continue; if (leader->name && strstr(leader->name, "mem-loads-aux")) { for_each_group_evsel(pos, leader) { - pos->leader = pos; + evsel__set_leader(pos, pos); pos->core.nr_members = 0; } } diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index cce16814dc2c..f61e5dd53f5d 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -241,7 +241,6 @@ void evsel__init(struct evsel *evsel, { perf_evsel__init(&evsel->core, attr, idx); evsel->tracking = !idx; - evsel->leader = evsel; evsel->unit = ""; evsel->scale = 1.0; evsel->max_events = ULONG_MAX; @@ -409,7 +408,7 @@ struct evsel *evsel__clone(struct evsel *orig) evsel->cgrp = cgroup__get(orig->cgrp); evsel->tp_format = orig->tp_format; evsel->handler = orig->handler; - evsel->leader = orig->leader; + evsel->core.leader = orig->core.leader; evsel->max_events = orig->max_events; evsel->tool_event = orig->tool_event; @@ -1074,7 +1073,7 @@ void __weak arch_evsel__set_sample_weight(struct evsel *evsel) void evsel__config(struct evsel *evsel, struct record_opts *opts, struct callchain_param *callchain) { - struct evsel *leader = evsel->leader; + struct evsel *leader = evsel__leader(evsel); struct perf_event_attr *attr = &evsel->core.attr; int track = evsel->tracking; bool per_cpu = opts->target.default_per_cpu && !opts->target.per_thread; @@ -1592,7 +1591,7 @@ static int evsel__match_other_cpu(struct evsel *evsel, struct evsel *other, static int evsel__hybrid_group_cpu(struct evsel *evsel, int cpu) { - struct evsel *leader = evsel->leader; + struct evsel *leader = evsel__leader(evsel); if ((evsel__is_hybrid(evsel) && !evsel__is_hybrid(leader)) || (!evsel__is_hybrid(evsel) && evsel__is_hybrid(leader))) { @@ -1604,7 +1603,7 @@ static int evsel__hybrid_group_cpu(struct evsel *evsel, int cpu) static int get_group_fd(struct evsel *evsel, int cpu, int thread) { - struct evsel *leader = evsel->leader; + struct evsel *leader = evsel__leader(evsel); int fd; if (evsel__is_group_leader(evsel)) @@ -2850,3 +2849,23 @@ bool evsel__is_hybrid(struct evsel *evsel) { return evsel->pmu_name && perf_pmu__is_hybrid(evsel->pmu_name); } + +struct evsel *evsel__leader(struct evsel *evsel) +{ + return container_of(evsel->core.leader, struct evsel, core); +} + +bool evsel__has_leader(struct evsel *evsel, struct evsel *leader) +{ + return evsel->core.leader == &leader->core; +} + +bool evsel__is_leader(struct evsel *evsel) +{ + return evsel__has_leader(evsel, evsel); +} + +void evsel__set_leader(struct evsel *evsel, struct evsel *leader) +{ + evsel->core.leader = &leader->core; +} diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 09c290bce3cc..80383096d51c 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -118,7 +118,6 @@ struct evsel { bool reset_group; bool errored; struct hashmap *per_pkg_mask; - struct evsel *leader; int err; int cpu_iter; struct { @@ -367,7 +366,7 @@ static inline struct evsel *evsel__prev(struct evsel *evsel) */ static inline bool evsel__is_group_leader(const struct evsel *evsel) { - return evsel->leader == evsel; + return evsel->core.leader == &evsel->core; } /** @@ -405,19 +404,19 @@ int evsel__open_strerror(struct evsel *evsel, struct target *target, static inline int evsel__group_idx(struct evsel *evsel) { - return evsel->core.idx - evsel->leader->core.idx; + return evsel->core.idx - evsel->core.leader->idx; } /* Iterates group WITHOUT the leader. */ #define for_each_group_member(_evsel, _leader) \ for ((_evsel) = list_entry((_leader)->core.node.next, struct evsel, core.node); \ - (_evsel) && (_evsel)->leader == (_leader); \ + (_evsel) && (_evsel)->core.leader == (&_leader->core); \ (_evsel) = list_entry((_evsel)->core.node.next, struct evsel, core.node)) /* Iterates group WITH the leader. */ #define for_each_group_evsel(_evsel, _leader) \ for ((_evsel) = _leader; \ - (_evsel) && (_evsel)->leader == (_leader); \ + (_evsel) && (_evsel)->core.leader == (&_leader->core); \ (_evsel) = list_entry((_evsel)->core.node.next, struct evsel, core.node)) static inline bool evsel__has_branch_callstack(const struct evsel *evsel) @@ -462,4 +461,8 @@ int evsel__store_ids(struct evsel *evsel, struct evlist *evlist); void evsel__zero_per_pkg(struct evsel *evsel); bool evsel__is_hybrid(struct evsel *evsel); +struct evsel *evsel__leader(struct evsel *evsel); +bool evsel__has_leader(struct evsel *evsel, struct evsel *leader); +bool evsel__is_leader(struct evsel *evsel); +void evsel__set_leader(struct evsel *evsel, struct evsel *leader); #endif /* __PERF_EVSEL_H */ diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 9c8efb1898a0..a1056540c13b 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2740,7 +2740,7 @@ static int process_group_desc(struct feat_fd *ff, void *data __maybe_unused) i = nr = 0; evlist__for_each_entry(session->evlist, evsel) { if (evsel->core.idx == (int) desc[i].leader_idx) { - evsel->leader = evsel; + evsel__set_leader(evsel, evsel); /* {anon_group} is a dummy name */ if (strcmp(desc[i].name, "{anon_group}")) { evsel->group_name = desc[i].name; @@ -2758,7 +2758,7 @@ static int process_group_desc(struct feat_fd *ff, void *data __maybe_unused) i++; } else if (nr) { /* This is a group member */ - evsel->leader = leader; + evsel__set_leader(evsel, leader); nr--; } diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c index d956d9cf73f7..99d047c5ead0 100644 --- a/tools/perf/util/metricgroup.c +++ b/tools/perf/util/metricgroup.c @@ -221,7 +221,7 @@ static struct evsel *find_evsel_group(struct evlist *perf_evlist, /* Ignore event if already used and merging is disabled. */ if (metric_no_merge && test_bit(ev->core.idx, evlist_used)) continue; - if (!has_constraint && ev->leader != current_leader) { + if (!has_constraint && !evsel__has_leader(ev, current_leader)) { /* * Start of a new group, discard the whole match and * start again. @@ -229,7 +229,7 @@ static struct evsel *find_evsel_group(struct evlist *perf_evlist, matched_events = 0; memset(metric_events, 0, sizeof(struct evsel *) * idnum); - current_leader = ev->leader; + current_leader = evsel__leader(ev); } /* * Check for duplicate events with the same name. For example, @@ -287,8 +287,8 @@ static struct evsel *find_evsel_group(struct evlist *perf_evlist, * when then group is left. */ if (!has_constraint && - ev->leader != metric_events[i]->leader && - evsel_same_pmu_or_none(ev->leader, metric_events[i]->leader)) + ev->core.leader != metric_events[i]->core.leader && + evsel_same_pmu_or_none(evsel__leader(ev), evsel__leader(metric_events[i]))) break; if (!strcmp(metric_events[i]->name, ev->name)) { set_bit(ev->core.idx, evlist_used); diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index e936c7c02d14..6fb1830097cb 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1800,7 +1800,7 @@ parse_events__set_leader_for_uncore_aliase(char *name, struct list_head *list, __evlist__for_each_entry(list, evsel) { if (i >= nr_pmu) i = 0; - evsel->leader = (struct evsel *) leaders[i++]; + evsel__set_leader(evsel, (struct evsel *) leaders[i++]); } /* The number of members and group name are same for each group */ diff --git a/tools/perf/util/record.c b/tools/perf/util/record.c index 43e5b563dee8..bff669b615ee 100644 --- a/tools/perf/util/record.c +++ b/tools/perf/util/record.c @@ -25,12 +25,12 @@ */ static struct evsel *evsel__read_sampler(struct evsel *evsel, struct evlist *evlist) { - struct evsel *leader = evsel->leader; + struct evsel *leader = evsel__leader(evsel); if (evsel__is_aux_event(leader) || arch_topdown_sample_read(leader) || is_mem_loads_aux_event(leader)) { evlist__for_each_entry(evlist, evsel) { - if (evsel->leader == leader && evsel != evsel->leader) + if (evsel__leader(evsel) == leader && evsel != evsel__leader(evsel)) return evsel; } } @@ -53,7 +53,7 @@ static u64 evsel__config_term_mask(struct evsel *evsel) static void evsel__config_leader_sampling(struct evsel *evsel, struct evlist *evlist) { struct perf_event_attr *attr = &evsel->core.attr; - struct evsel *leader = evsel->leader; + struct evsel *leader = evsel__leader(evsel); struct evsel *read_sampler; u64 term_types, freq_mask; diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c index 39967a45f55b..34a7f5c1fff7 100644 --- a/tools/perf/util/stat-shadow.c +++ b/tools/perf/util/stat-shadow.c @@ -379,7 +379,7 @@ void perf_stat__collect_metric_expr(struct evlist *evsel_list) evlist__for_each_entry(evsel_list, counter) { bool invalid = false; - leader = counter->leader; + leader = evsel__leader(counter); if (!counter->metric_expr) continue; diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index d3ec2624e036..09ea334586f2 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -534,7 +534,7 @@ int create_perf_stat_counter(struct evsel *evsel, int cpu) { struct perf_event_attr *attr = &evsel->core.attr; - struct evsel *leader = evsel->leader; + struct evsel *leader = evsel__leader(evsel); attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED | PERF_FORMAT_TOTAL_TIME_RUNNING; -- cgit v1.2.3-59-g8ed1b