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Diffstat (limited to 'tools/perf/util/pmu.c')
-rw-r--r--tools/perf/util/pmu.c38
1 files changed, 30 insertions, 8 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 12f84dd2ac5d..ac16a9db1fb5 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1,6 +1,8 @@
#include <linux/list.h>
#include <linux/compiler.h>
#include <sys/types.h>
+#include <errno.h>
+#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>
#include <stdbool.h>
@@ -15,6 +17,7 @@
#include "header.h"
#include "pmu-events/pmu-events.h"
#include "cache.h"
+#include "string2.h"
struct perf_pmu_format {
char *name;
@@ -231,7 +234,9 @@ static int perf_pmu__parse_snapshot(struct perf_pmu_alias *alias,
static int __perf_pmu__new_alias(struct list_head *list, char *dir, char *name,
char *desc, char *val,
char *long_desc, char *topic,
- char *unit, char *perpkg)
+ char *unit, char *perpkg,
+ char *metric_expr,
+ char *metric_name)
{
struct perf_pmu_alias *alias;
int ret;
@@ -265,6 +270,8 @@ static int __perf_pmu__new_alias(struct list_head *list, char *dir, char *name,
perf_pmu__parse_snapshot(alias, dir, name);
}
+ alias->metric_expr = metric_expr ? strdup(metric_expr) : NULL;
+ alias->metric_name = metric_name ? strdup(metric_name): NULL;
alias->desc = desc ? strdup(desc) : NULL;
alias->long_desc = long_desc ? strdup(long_desc) :
desc ? strdup(desc) : NULL;
@@ -294,7 +301,7 @@ static int perf_pmu__new_alias(struct list_head *list, char *dir, char *name, FI
buf[ret] = 0;
return __perf_pmu__new_alias(list, dir, name, NULL, buf, NULL, NULL, NULL,
- NULL);
+ NULL, NULL, NULL);
}
static inline bool pmu_alias_info_file(char *name)
@@ -564,7 +571,9 @@ static void pmu_add_cpu_aliases(struct list_head *head, const char *name)
__perf_pmu__new_alias(head, NULL, (char *)pe->name,
(char *)pe->desc, (char *)pe->event,
(char *)pe->long_desc, (char *)pe->topic,
- (char *)pe->unit, (char *)pe->perpkg);
+ (char *)pe->unit, (char *)pe->perpkg,
+ (char *)pe->metric_expr,
+ (char *)pe->metric_name);
}
out:
@@ -991,6 +1000,8 @@ int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
info->unit = NULL;
info->scale = 0.0;
info->snapshot = false;
+ info->metric_expr = NULL;
+ info->metric_name = NULL;
list_for_each_entry_safe(term, h, head_terms, list) {
alias = pmu_find_alias(pmu, term);
@@ -1006,6 +1017,8 @@ int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
if (alias->per_pkg)
info->per_pkg = true;
+ info->metric_expr = alias->metric_expr;
+ info->metric_name = alias->metric_name;
list_del(&term->list);
free(term);
@@ -1100,6 +1113,8 @@ struct sevent {
char *topic;
char *str;
char *pmu;
+ char *metric_expr;
+ char *metric_name;
};
static int cmp_sevent(const void *a, const void *b)
@@ -1136,13 +1151,12 @@ static void wordwrap(char *s, int start, int max, int corr)
break;
s += wlen;
column += n;
- while (isspace(*s))
- s++;
+ s = ltrim(s);
}
}
void print_pmu_events(const char *event_glob, bool name_only, bool quiet_flag,
- bool long_desc)
+ bool long_desc, bool details_flag)
{
struct perf_pmu *pmu;
struct perf_pmu_alias *alias;
@@ -1198,6 +1212,8 @@ void print_pmu_events(const char *event_glob, bool name_only, bool quiet_flag,
aliases[j].topic = alias->topic;
aliases[j].str = alias->str;
aliases[j].pmu = pmu->name;
+ aliases[j].metric_expr = alias->metric_expr;
+ aliases[j].metric_name = alias->metric_name;
j++;
}
if (pmu->selectable &&
@@ -1232,8 +1248,14 @@ void print_pmu_events(const char *event_glob, bool name_only, bool quiet_flag,
printf("%*s", 8, "[");
wordwrap(aliases[j].desc, 8, columns, 0);
printf("]\n");
- if (verbose > 0)
- printf("%*s%s/%s/\n", 8, "", aliases[j].pmu, aliases[j].str);
+ if (details_flag) {
+ printf("%*s%s/%s/ ", 8, "", aliases[j].pmu, aliases[j].str);
+ if (aliases[j].metric_name)
+ printf(" MetricName: %s", aliases[j].metric_name);
+ if (aliases[j].metric_expr)
+ printf(" MetricExpr: %s", aliases[j].metric_expr);
+ putchar('\n');
+ }
} else
printf(" %-50s [Kernel PMU event]\n", aliases[j].name);
printed++;