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-rw-r--r--tools/perf/builtin-stat.c3
-rw-r--r--tools/perf/util/cgroup.c23
-rw-r--r--tools/perf/util/cgroup.h4
-rw-r--r--tools/perf/util/evlist.c11
-rw-r--r--tools/perf/util/evlist.h1
-rw-r--r--tools/perf/util/metricgroup.c85
-rw-r--r--tools/perf/util/metricgroup.h6
-rw-r--r--tools/perf/util/python.c19
8 files changed, 149 insertions, 3 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 0c9e21a29795..2751699a8969 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -2234,7 +2234,8 @@ int cmd_stat(int argc, const char **argv)
goto out;
}
- if (evlist__expand_cgroup(evsel_list, stat_config.cgroup_list) < 0)
+ if (evlist__expand_cgroup(evsel_list, stat_config.cgroup_list,
+ &stat_config.metric_events) < 0)
goto out;
}
diff --git a/tools/perf/util/cgroup.c b/tools/perf/util/cgroup.c
index 8b6a4fa49082..6e64c908fa71 100644
--- a/tools/perf/util/cgroup.c
+++ b/tools/perf/util/cgroup.c
@@ -3,6 +3,9 @@
#include "evsel.h"
#include "cgroup.h"
#include "evlist.h"
+#include "rblist.h"
+#include "metricgroup.h"
+#include "stat.h"
#include <linux/zalloc.h>
#include <sys/types.h>
#include <sys/stat.h>
@@ -193,10 +196,12 @@ int parse_cgroups(const struct option *opt, const char *str,
return 0;
}
-int evlist__expand_cgroup(struct evlist *evlist, const char *str)
+int evlist__expand_cgroup(struct evlist *evlist, const char *str,
+ struct rblist *metric_events)
{
struct evlist *orig_list, *tmp_list;
struct evsel *pos, *evsel, *leader;
+ struct rblist orig_metric_events;
struct cgroup *cgrp = NULL;
const char *p, *e, *eos = str + strlen(str);
int ret = -1;
@@ -217,6 +222,13 @@ int evlist__expand_cgroup(struct evlist *evlist, const char *str)
perf_evlist__splice_list_tail(orig_list, &evlist->core.entries);
evlist->core.nr_entries = 0;
+ if (metric_events) {
+ orig_metric_events = *metric_events;
+ rblist__init(metric_events);
+ } else {
+ rblist__init(&orig_metric_events);
+ }
+
for (;;) {
p = strchr(str, ',');
e = p ? p : eos;
@@ -255,6 +267,14 @@ int evlist__expand_cgroup(struct evlist *evlist, const char *str)
cgroup__put(cgrp);
nr_cgroups++;
+ if (metric_events) {
+ perf_stat__collect_metric_expr(tmp_list);
+ if (metricgroup__copy_metric_events(tmp_list, cgrp,
+ metric_events,
+ &orig_metric_events) < 0)
+ break;
+ }
+
perf_evlist__splice_list_tail(evlist, &tmp_list->core.entries);
tmp_list->core.nr_entries = 0;
@@ -268,6 +288,7 @@ int evlist__expand_cgroup(struct evlist *evlist, const char *str)
out_err:
evlist__delete(orig_list);
evlist__delete(tmp_list);
+ rblist__exit(&orig_metric_events);
return ret;
}
diff --git a/tools/perf/util/cgroup.h b/tools/perf/util/cgroup.h
index 32893018296f..eea6df8ee373 100644
--- a/tools/perf/util/cgroup.h
+++ b/tools/perf/util/cgroup.h
@@ -22,9 +22,11 @@ struct cgroup *cgroup__get(struct cgroup *cgroup);
void cgroup__put(struct cgroup *cgroup);
struct evlist;
+struct rblist;
struct cgroup *evlist__findnew_cgroup(struct evlist *evlist, const char *name);
-int evlist__expand_cgroup(struct evlist *evlist, const char *cgroups);
+int evlist__expand_cgroup(struct evlist *evlist, const char *cgroups,
+ struct rblist *metric_events);
void evlist__set_default_cgroup(struct evlist *evlist, struct cgroup *cgroup);
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index e971daf946d0..8bdf3d2c907c 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1969,3 +1969,14 @@ int evlist__ctlfd_process(struct evlist *evlist, enum evlist_ctl_cmd *cmd)
return err;
}
+
+struct evsel *evlist__find_evsel(struct evlist *evlist, int idx)
+{
+ struct evsel *evsel;
+
+ evlist__for_each_entry(evlist, evsel) {
+ if (evsel->idx == idx)
+ return evsel;
+ }
+ return NULL;
+}
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index bc38a53f6a1a..e1a450322bc5 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -386,4 +386,5 @@ int evlist__ctlfd_ack(struct evlist *evlist);
#define EVLIST_ENABLED_MSG "Events enabled\n"
#define EVLIST_DISABLED_MSG "Events disabled\n"
+struct evsel *evlist__find_evsel(struct evlist *evlist, int idx);
#endif /* __PERF_EVLIST_H */
diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c
index 941702cb6a79..55ea514ac0ce 100644
--- a/tools/perf/util/metricgroup.c
+++ b/tools/perf/util/metricgroup.c
@@ -24,6 +24,7 @@
#include <api/fs/fs.h>
#include "util.h"
#include <asm/bug.h>
+#include "cgroup.h"
struct metric_event *metricgroup__lookup(struct rblist *metric_events,
struct evsel *evsel,
@@ -1120,3 +1121,87 @@ bool metricgroup__has_metric(const char *metric)
}
return false;
}
+
+int metricgroup__copy_metric_events(struct evlist *evlist, struct cgroup *cgrp,
+ struct rblist *new_metric_events,
+ struct rblist *old_metric_events)
+{
+ unsigned i;
+
+ for (i = 0; i < rblist__nr_entries(old_metric_events); i++) {
+ struct rb_node *nd;
+ struct metric_event *old_me, *new_me;
+ struct metric_expr *old_expr, *new_expr;
+ struct evsel *evsel;
+ size_t alloc_size;
+ int idx, nr;
+
+ nd = rblist__entry(old_metric_events, i);
+ old_me = container_of(nd, struct metric_event, nd);
+
+ evsel = evlist__find_evsel(evlist, old_me->evsel->idx);
+ if (!evsel)
+ return -EINVAL;
+ new_me = metricgroup__lookup(new_metric_events, evsel, true);
+ if (!new_me)
+ return -ENOMEM;
+
+ pr_debug("copying metric event for cgroup '%s': %s (idx=%d)\n",
+ cgrp ? cgrp->name : "root", evsel->name, evsel->idx);
+
+ list_for_each_entry(old_expr, &old_me->head, nd) {
+ new_expr = malloc(sizeof(*new_expr));
+ if (!new_expr)
+ return -ENOMEM;
+
+ new_expr->metric_expr = old_expr->metric_expr;
+ new_expr->metric_name = old_expr->metric_name;
+ new_expr->metric_unit = old_expr->metric_unit;
+ new_expr->runtime = old_expr->runtime;
+
+ if (old_expr->metric_refs) {
+ /* calculate number of metric_events */
+ for (nr = 0; old_expr->metric_refs[nr].metric_name; nr++)
+ continue;
+ alloc_size = sizeof(*new_expr->metric_refs);
+ new_expr->metric_refs = calloc(nr + 1, alloc_size);
+ if (!new_expr->metric_refs) {
+ free(new_expr);
+ return -ENOMEM;
+ }
+
+ memcpy(new_expr->metric_refs, old_expr->metric_refs,
+ nr * alloc_size);
+ } else {
+ new_expr->metric_refs = NULL;
+ }
+
+ /* calculate number of metric_events */
+ for (nr = 0; old_expr->metric_events[nr]; nr++)
+ continue;
+ alloc_size = sizeof(*new_expr->metric_events);
+ new_expr->metric_events = calloc(nr + 1, alloc_size);
+ if (!new_expr->metric_events) {
+ free(new_expr->metric_refs);
+ free(new_expr);
+ return -ENOMEM;
+ }
+
+ /* copy evsel in the same position */
+ for (idx = 0; idx < nr; idx++) {
+ evsel = old_expr->metric_events[idx];
+ evsel = evlist__find_evsel(evlist, evsel->idx);
+ if (evsel == NULL) {
+ free(new_expr->metric_events);
+ free(new_expr->metric_refs);
+ free(new_expr);
+ return -EINVAL;
+ }
+ new_expr->metric_events[idx] = evsel;
+ }
+
+ list_add(&new_expr->nd, &new_me->head);
+ }
+ }
+ return 0;
+}
diff --git a/tools/perf/util/metricgroup.h b/tools/perf/util/metricgroup.h
index 491a5d78252d..ed1b9392e624 100644
--- a/tools/perf/util/metricgroup.h
+++ b/tools/perf/util/metricgroup.h
@@ -7,11 +7,13 @@
#include <stdbool.h>
#include "pmu-events/pmu-events.h"
+struct evlist;
struct evsel;
struct evlist;
struct option;
struct rblist;
struct pmu_events_map;
+struct cgroup;
struct metric_event {
struct rb_node nd;
@@ -55,4 +57,8 @@ void metricgroup__print(bool metrics, bool groups, char *filter,
bool metricgroup__has_metric(const char *metric);
int arch_get_runtimeparam(struct pmu_event *pe __maybe_unused);
void metricgroup__rblist_exit(struct rblist *metric_events);
+
+int metricgroup__copy_metric_events(struct evlist *evlist, struct cgroup *cgrp,
+ struct rblist *new_metric_events,
+ struct rblist *old_metric_events);
#endif
diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index 74f85948d101..ae8edde7c50e 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -15,6 +15,8 @@
#include "thread_map.h"
#include "trace-event.h"
#include "mmap.h"
+#include "stat.h"
+#include "metricgroup.h"
#include "util/env.h"
#include <internal/lib.h>
#include "util.h"
@@ -61,6 +63,23 @@ int parse_callchain_record(const char *arg __maybe_unused,
struct perf_env perf_env;
/*
+ * Add this one here not to drag util/stat-shadow.c
+ */
+void perf_stat__collect_metric_expr(struct evlist *evsel_list)
+{
+}
+
+/*
+ * Add this one here not to drag util/metricgroup.c
+ */
+int metricgroup__copy_metric_events(struct evlist *evlist, struct cgroup *cgrp,
+ struct rblist *new_metric_events,
+ struct rblist *old_metric_events)
+{
+ return 0;
+}
+
+/*
* Support debug printing even though util/debug.c is not linked. That means
* implementing 'verbose' and 'eprintf'.
*/
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-28 14:06:14 +0300