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-rw-r--r--tools/perf/util/pmu.c10
-rw-r--r--tools/perf/util/pmu.h1
2 files changed, 10 insertions, 1 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 8214def7b0f0..44225838eb03 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -283,6 +283,7 @@ void perf_pmu_free_alias(struct perf_pmu_alias *newalias)
zfree(&newalias->str);
zfree(&newalias->metric_expr);
zfree(&newalias->metric_name);
+ zfree(&newalias->pmu_name);
parse_events_terms__purge(&newalias->terms);
free(newalias);
}
@@ -297,6 +298,10 @@ static bool perf_pmu_merge_alias(struct perf_pmu_alias *newalias,
list_for_each_entry(a, alist, list) {
if (!strcasecmp(newalias->name, a->name)) {
+ if (newalias->pmu_name && a->pmu_name &&
+ !strcasecmp(newalias->pmu_name, a->pmu_name)) {
+ continue;
+ }
perf_pmu_update_alias(a, newalias);
perf_pmu_free_alias(newalias);
return true;
@@ -314,7 +319,8 @@ static int __perf_pmu__new_alias(struct list_head *list, char *dir, char *name,
int num;
char newval[256];
char *long_desc = NULL, *topic = NULL, *unit = NULL, *perpkg = NULL,
- *metric_expr = NULL, *metric_name = NULL, *deprecated = NULL;
+ *metric_expr = NULL, *metric_name = NULL, *deprecated = NULL,
+ *pmu_name = NULL;
if (pe) {
long_desc = (char *)pe->long_desc;
@@ -324,6 +330,7 @@ static int __perf_pmu__new_alias(struct list_head *list, char *dir, char *name,
metric_expr = (char *)pe->metric_expr;
metric_name = (char *)pe->metric_name;
deprecated = (char *)pe->deprecated;
+ pmu_name = (char *)pe->pmu;
}
alias = malloc(sizeof(*alias));
@@ -389,6 +396,7 @@ static int __perf_pmu__new_alias(struct list_head *list, char *dir, char *name,
}
alias->per_pkg = perpkg && sscanf(perpkg, "%d", &num) == 1 && num == 1;
alias->str = strdup(newval);
+ alias->pmu_name = pmu_name ? strdup(pmu_name) : NULL;
if (deprecated)
alias->deprecated = true;
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index 1f1749ba830f..4f100768c264 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -72,6 +72,7 @@ struct perf_pmu_alias {
bool deprecated;
char *metric_expr;
char *metric_name;
+ char *pmu_name;
};
struct perf_pmu *perf_pmu__find(const char *name);