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perf metric: Rename struct egroup to metric

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Renaming struct egroup to metric, because it seems to make more sense.
Plus renaming all the variables that hold egroup to appropriate names.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Reviewed-by: Kajol Jain <kjain@linux.ibm.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20200719181320.785305-19-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2020-07-19 20:13:19 +02:00 committed by Arnaldo Carvalho de Melo
parent dfce77c580
commit a0c05b3638
1 changed files with 75 additions and 75 deletions
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150
tools/perf/util/metricgroup.c
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@ -115,7 +115,7 @@ struct metric_ref_node {
struct list_head list;
};
struct egroup {
struct metric {
struct list_head nd;
struct expr_parse_ctx pctx;
const char *metric_name;
@ -262,7 +262,7 @@ static int metricgroup__setup_events(struct list_head *groups,
struct metric_expr *expr;
int i = 0;
int ret = 0;
struct egroup *eg;
struct metric *m;
struct evsel *evsel, *tmp;
unsigned long *evlist_used;
@ -270,23 +270,23 @@ static int metricgroup__setup_events(struct list_head *groups,
if (!evlist_used)
return -ENOMEM;
list_for_each_entry (eg, groups, nd) {
list_for_each_entry (m, groups, nd) {
struct evsel **metric_events;
struct metric_ref *metric_refs = NULL;
metric_events = calloc(sizeof(void *),
hashmap__size(&eg->pctx.ids) + 1);
hashmap__size(&m->pctx.ids) + 1);
if (!metric_events) {
ret = -ENOMEM;
break;
}
evsel = find_evsel_group(perf_evlist, &eg->pctx,
evsel = find_evsel_group(perf_evlist, &m->pctx,
metric_no_merge,
eg->has_constraint, metric_events,
m->has_constraint, metric_events,
evlist_used);
if (!evsel) {
pr_debug("Cannot resolve %s: %s\n",
eg->metric_name, eg->metric_expr);
m->metric_name, m->metric_expr);
free(metric_events);
continue;
}
@ -309,10 +309,10 @@ static int metricgroup__setup_events(struct list_head *groups,
* Collect and store collected nested expressions
* for metric processing.
*/
if (eg->metric_refs_cnt) {
if (m->metric_refs_cnt) {
struct metric_ref_node *ref;
metric_refs = zalloc(sizeof(struct metric_ref) * (eg->metric_refs_cnt + 1));
metric_refs = zalloc(sizeof(struct metric_ref) * (m->metric_refs_cnt + 1));
if (!metric_refs) {
ret = -ENOMEM;
free(metric_events);
@ -320,7 +320,7 @@ static int metricgroup__setup_events(struct list_head *groups,
}
i = 0;
list_for_each_entry(ref, &eg->metric_refs, list) {
list_for_each_entry(ref, &m->metric_refs, list) {
/*
* Intentionally passing just const char pointers,
* originally from 'struct pmu_event' object.
@ -334,11 +334,11 @@ static int metricgroup__setup_events(struct list_head *groups,
};
expr->metric_refs = metric_refs;
expr->metric_expr = eg->metric_expr;
expr->metric_name = eg->metric_name;
expr->metric_unit = eg->metric_unit;
expr->metric_expr = m->metric_expr;
expr->metric_name = m->metric_name;
expr->metric_unit = m->metric_unit;
expr->metric_events = metric_events;
expr->runtime = eg->runtime;
expr->runtime = m->runtime;
list_add(&expr->nd, &me->head);
}
@ -643,41 +643,41 @@ static int __add_metric(struct list_head *group_list,
struct pmu_event *pe,
bool metric_no_group,
int runtime,
struct egroup **egp,
struct metric **mp,
struct expr_id *parent,
struct expr_ids *ids)
{
struct metric_ref_node *ref;
struct egroup *eg;
struct metric *m;
if (*egp == NULL) {
if (*mp == NULL) {
/*
* We got in here for the parent group,
* allocate it and put it on the list.
*/
eg = zalloc(sizeof(*eg));
if (!eg)
m = zalloc(sizeof(*m));
if (!m)
return -ENOMEM;
expr__ctx_init(&eg->pctx);
eg->metric_name = pe->metric_name;
eg->metric_expr = pe->metric_expr;
eg->metric_unit = pe->unit;
eg->runtime = runtime;
eg->has_constraint = metric_no_group || metricgroup__has_constraint(pe);
INIT_LIST_HEAD(&eg->metric_refs);
eg->metric_refs_cnt = 0;
*egp = eg;
expr__ctx_init(&m->pctx);
m->metric_name = pe->metric_name;
m->metric_expr = pe->metric_expr;
m->metric_unit = pe->unit;
m->runtime = runtime;
m->has_constraint = metric_no_group || metricgroup__has_constraint(pe);
INIT_LIST_HEAD(&m->metric_refs);
m->metric_refs_cnt = 0;
*mp = m;
parent = expr_ids__alloc(ids);
if (!parent) {
free(eg);
free(m);
return -EINVAL;
}
parent->id = strdup(pe->metric_name);
if (!parent->id) {
free(eg);
free(m);
return -ENOMEM;
}
} else {
@ -686,7 +686,7 @@ static int __add_metric(struct list_head *group_list,
* recursive metricgroup__add_metric call, add
* it to the parent group.
*/
eg = *egp;
m = *mp;
ref = malloc(sizeof(*ref));
if (!ref)
@ -701,21 +701,21 @@ static int __add_metric(struct list_head *group_list,
ref->metric_name = pe->metric_name;
ref->metric_expr = pe->metric_expr;
list_add(&ref->list, &eg->metric_refs);
eg->metric_refs_cnt++;
list_add(&ref->list, &m->metric_refs);
m->metric_refs_cnt++;
}
/* Force all found IDs in metric to have us as parent ID. */
WARN_ON_ONCE(!parent);
eg->pctx.parent = parent;
m->pctx.parent = parent;
/*
* For both the parent and referenced metrics, we parse
* all the metric's IDs and add it to the parent context.
*/
if (expr__find_other(pe->metric_expr, NULL, &eg->pctx, runtime) < 0) {
expr__ctx_clear(&eg->pctx);
free(eg);
if (expr__find_other(pe->metric_expr, NULL, &m->pctx, runtime) < 0) {
expr__ctx_clear(&m->pctx);
free(m);
return -EINVAL;
}
@ -723,23 +723,23 @@ static int __add_metric(struct list_head *group_list,
* We add new group only in the 'parent' call,
* so bail out for referenced metric case.
*/
if (eg->metric_refs_cnt)
if (m->metric_refs_cnt)
return 0;
if (list_empty(group_list))
list_add(&eg->nd, group_list);
list_add(&m->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);
struct metric *old = list_entry(pos, struct metric, nd);
if (hashmap__size(&eg->pctx.ids) <=
if (hashmap__size(&m->pctx.ids) <=
hashmap__size(&old->pctx.ids))
break;
}
list_add(&eg->nd, pos);
list_add(&m->nd, pos);
}
return 0;
@ -769,7 +769,7 @@ static struct pmu_event *find_metric(const char *metric, struct pmu_events_map *
return NULL;
}
static int recursion_check(struct egroup *eg, const char *id, struct expr_id **parent,
static int recursion_check(struct metric *m, const char *id, struct expr_id **parent,
struct expr_ids *ids)
{
struct expr_id_data *data;
@ -782,7 +782,7 @@ static int recursion_check(struct egroup *eg, const char *id, struct expr_id **p
* if we already processed 'id', if we did, it's recursion
* and we fail.
*/
ret = expr__get_id(&eg->pctx, id, &data);
ret = expr__get_id(&m->pctx, id, &data);
if (ret)
return ret;
@ -816,11 +816,11 @@ static int recursion_check(struct egroup *eg, const char *id, struct expr_id **p
static int add_metric(struct list_head *group_list,
struct pmu_event *pe,
bool metric_no_group,
struct egroup **egp,
struct metric **mp,
struct expr_id *parent,
struct expr_ids *ids);
static int __resolve_metric(struct egroup *eg,
static int __resolve_metric(struct metric *m,
bool metric_no_group,
struct list_head *group_list,
struct pmu_events_map *map,
@ -837,7 +837,7 @@ static int __resolve_metric(struct egroup *eg,
*/
do {
all = true;
hashmap__for_each_entry((&eg->pctx.ids), cur, bkt) {
hashmap__for_each_entry((&m->pctx.ids), cur, bkt) {
struct expr_id *parent;
struct pmu_event *pe;
@ -845,16 +845,16 @@ static int __resolve_metric(struct egroup *eg,
if (!pe)
continue;
ret = recursion_check(eg, cur->key, &parent, ids);
ret = recursion_check(m, cur->key, &parent, ids);
if (ret)
return ret;
all = false;
/* The metric key itself needs to go out.. */
expr__del_id(&eg->pctx, cur->key);
expr__del_id(&m->pctx, cur->key);
/* ... and it gets resolved to the parent context. */
ret = add_metric(group_list, pe, metric_no_group, &eg, parent, ids);
ret = add_metric(group_list, pe, metric_no_group, &m, parent, ids);
if (ret)
return ret;
@ -874,11 +874,11 @@ static int resolve_metric(bool metric_no_group,
struct pmu_events_map *map,
struct expr_ids *ids)
{
struct egroup *eg;
struct metric *m;
int err;
list_for_each_entry(eg, metric_list, nd) {
err = __resolve_metric(eg, metric_no_group, metric_list, map, ids);
list_for_each_entry(m, metric_list, nd) {
err = __resolve_metric(m, metric_no_group, metric_list, map, ids);
if (err)
return err;
}
@ -888,17 +888,17 @@ static int resolve_metric(bool metric_no_group,
static int add_metric(struct list_head *group_list,
struct pmu_event *pe,
bool metric_no_group,
struct egroup **egp,
struct metric **m,
struct expr_id *parent,
struct expr_ids *ids)
{
struct egroup *orig = *egp;
struct metric *orig = *m;
int ret = 0;
pr_debug("metric expr %s for %s\n", pe->metric_expr, pe->metric_name);
if (!strstr(pe->metric_expr, "?")) {
ret = __add_metric(group_list, pe, metric_no_group, 1, egp, parent, ids);
ret = __add_metric(group_list, pe, metric_no_group, 1, m, parent, ids);
} else {
int j, count;
@ -909,8 +909,8 @@ static int add_metric(struct list_head *group_list,
* those events to group_list.
*/
for (j = 0; j < count && !ret; j++, *egp = orig)
ret = __add_metric(group_list, pe, metric_no_group, j, egp, parent, ids);
for (j = 0; j < count && !ret; j++, *m = orig)
ret = __add_metric(group_list, pe, metric_no_group, j, m, parent, ids);
}
return ret;
@ -923,16 +923,16 @@ static int metricgroup__add_metric(const char *metric, bool metric_no_group,
{
struct expr_ids ids = { .cnt = 0, };
struct pmu_event *pe;
struct egroup *eg;
struct metric *m;
LIST_HEAD(list);
int i, ret;
bool has_match = false;
map_for_each_metric(pe, i, map, metric) {
has_match = true;
eg = NULL;
m = NULL;
ret = add_metric(&list, pe, metric_no_group, &eg, NULL, &ids);
ret = add_metric(&list, pe, metric_no_group, &m, NULL, &ids);
if (ret)
return ret;
@ -950,16 +950,16 @@ static int metricgroup__add_metric(const char *metric, bool metric_no_group,
if (!has_match)
return -EINVAL;
list_for_each_entry(eg, &list, nd) {
list_for_each_entry(m, &list, nd) {
if (events->len > 0)
strbuf_addf(events, ",");
if (eg->has_constraint) {
if (m->has_constraint) {
metricgroup__add_metric_non_group(events,
&eg->pctx);
&m->pctx);
} else {
metricgroup__add_metric_weak_group(events,
&eg->pctx);
&m->pctx);
}
}
@ -1001,25 +1001,25 @@ static int metricgroup__add_metric_list(const char *list, bool metric_no_group,
return ret;
}
static void egroup__free_refs(struct egroup *egroup)
static void metric__free_refs(struct metric *metric)
{
struct metric_ref_node *ref, *tmp;
list_for_each_entry_safe(ref, tmp, &egroup->metric_refs, list) {
list_for_each_entry_safe(ref, tmp, &metric->metric_refs, list) {
list_del(&ref->list);
free(ref);
}
}
static void metricgroup__free_egroups(struct list_head *group_list)
static void metricgroup__free_metrics(struct list_head *group_list)
{
struct egroup *eg, *egtmp;
struct metric *m, *tmp;
list_for_each_entry_safe (eg, egtmp, group_list, nd) {
egroup__free_refs(eg);
expr__ctx_clear(&eg->pctx);
list_del_init(&eg->nd);
free(eg);
list_for_each_entry_safe (m, tmp, group_list, nd) {
metric__free_refs(m);
expr__ctx_clear(&m->pctx);
list_del_init(&m->nd);
free(m);
}
}
@ -1052,7 +1052,7 @@ static int parse_groups(struct evlist *perf_evlist, const char *str,
ret = metricgroup__setup_events(&group_list, metric_no_merge,
perf_evlist, metric_events);
out:
metricgroup__free_egroups(&group_list);
metricgroup__free_metrics(&group_list);
return ret;
}