perf pmu: Const-ify perf_pmu__config_terms

Add const to related APIs, this is so they can be used to default
initialize a perf_event_attr from a const pmu.

Signed-off-by: Ian Rogers <[email protected]>
Reviewed-by: Adrian Hunter <[email protected]>
Cc: Ravi Bangoria <[email protected]>
Cc: James Clark <[email protected]>
Cc: Suzuki K Poulose <[email protected]>
Cc: Yang Jihong <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: Leo Yan <[email protected]>
Cc: Mike Leach <[email protected]>
Cc: Jing Zhang <[email protected]>
Cc: Kajol Jain <[email protected]>
Cc: Thomas Richter <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: John Garry <[email protected]>
Cc: [email protected]
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Namhyung Kim <[email protected]>

2 files changed, 6 insertions, 6 deletions

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 861e485e0a70..8ef675ea7bdd 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -156,7 +156,7 @@ static void __perf_pmu_format__load(struct perf_pmu_format *format, FILE *file)
 	format->loaded = true;
 }
 
-static void perf_pmu_format__load(struct perf_pmu *pmu, struct perf_pmu_format *format)
+static void perf_pmu_format__load(const struct perf_pmu *pmu, struct perf_pmu_format *format)
 {
 	char path[PATH_MAX];
 	FILE *file = NULL;
@@ -1131,7 +1131,7 @@ void evsel__set_config_if_unset(struct perf_pmu *pmu, struct evsel *evsel,
 }
 
 static struct perf_pmu_format *
-pmu_find_format(struct list_head *formats, const char *name)
+pmu_find_format(const struct list_head *formats, const char *name)
 {
 	struct perf_pmu_format *format;
 
@@ -1229,7 +1229,7 @@ static int pmu_resolve_param_term(struct parse_events_term *term,
 	return -1;
 }
 
-static char *pmu_formats_string(struct list_head *formats)
+static char *pmu_formats_string(const struct list_head *formats)
 {
 	struct perf_pmu_format *format;
 	char *str = NULL;
@@ -1255,7 +1255,7 @@ error:
  * Setup one of config[12] attr members based on the
  * user input data - term parameter.
  */
-static int pmu_config_term(struct perf_pmu *pmu,
+static int pmu_config_term(const struct perf_pmu *pmu,
 			   struct perf_event_attr *attr,
 			   struct parse_events_term *term,
 			   struct parse_events_terms *head_terms,
@@ -1378,7 +1378,7 @@ static int pmu_config_term(struct perf_pmu *pmu,
 	return 0;
 }
 
-int perf_pmu__config_terms(struct perf_pmu *pmu,
+int perf_pmu__config_terms(const struct perf_pmu *pmu,
 			   struct perf_event_attr *attr,
 			   struct parse_events_terms *terms,
 			   bool zero, struct parse_events_error *err)
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index 24af7297b522..5a05131aa4ce 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -193,7 +193,7 @@ void pmu_add_sys_aliases(struct perf_pmu *pmu);
 int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
 		     struct parse_events_terms *head_terms,
 		     struct parse_events_error *error);
-int perf_pmu__config_terms(struct perf_pmu *pmu,
+int perf_pmu__config_terms(const struct perf_pmu *pmu,
 			   struct perf_event_attr *attr,
 			   struct parse_events_terms *terms,
 			   bool zero, struct parse_events_error *error);