diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c
index b7e5ef3007fc1afce1f9093ca7d0adc1450d6b9b..d13fc1dfd5ef8b7ea601445b1c47d49e1d305c2f 100644
--- a/tools/perf/tests/expr.c
+++ b/tools/perf/tests/expr.c
@@ -24,8 +24,8 @@ int test__expr(struct test *t __maybe_unused, int subtest __maybe_unused)
 	struct expr_parse_ctx ctx;
 
 	expr__ctx_init(&ctx);
-	expr__add_id(&ctx, strdup("FOO"), 1);
-	expr__add_id(&ctx, strdup("BAR"), 2);
+	expr__add_id_val(&ctx, strdup("FOO"), 1);
+	expr__add_id_val(&ctx, strdup("BAR"), 2);
 
 	ret = test(&ctx, "1+1", 2);
 	ret |= test(&ctx, "FOO+BAR", 3);
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index b66b021476ec4947b91311e8b8d901a451b9eb5c..eb19f9a0bc153e597ded35039028bfe77ec05441 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -492,7 +492,7 @@ static int test_parsing(void)
 			 */
 			k = 1;
 			hashmap__for_each_entry((&ctx.ids), cur, bkt)
-				expr__add_id(&ctx, strdup(cur->key), k++);
+				expr__add_id_val(&ctx, strdup(cur->key), k++);
 
 			hashmap__for_each_entry((&ctx.ids), cur, bkt) {
 				if (check_parse_cpu(cur->key, map == cpus_map,
@@ -547,7 +547,7 @@ static int metric_parse_fake(const char *str)
 	 */
 	i = 1;
 	hashmap__for_each_entry((&ctx.ids), cur, bkt)
-		expr__add_id(&ctx, strdup(cur->key), i++);
+		expr__add_id_val(&ctx, strdup(cur->key), i++);
 
 	hashmap__for_each_entry((&ctx.ids), cur, bkt) {
 		if (check_parse_fake(cur->key)) {
diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c
index e8f777830a23fec127eb3bbfdbbe081aa98943c4..9116a3a01eea3ff0e24ae8acc15b9ec338a48a4f 100644
--- a/tools/perf/util/expr.c
+++ b/tools/perf/util/expr.c
@@ -33,7 +33,7 @@ static bool key_equal(const void *key1, const void *key2,
 }
 
 /* Caller must make sure id is allocated */
-int expr__add_id(struct expr_parse_ctx *ctx, const char *name, double val)
+int expr__add_id_val(struct expr_parse_ctx *ctx, const char *name, double val)
 {
 	double *val_ptr = NULL, *old_val = NULL;
 	char *old_key = NULL;
diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h
index 8a2c1074f90f1001d6de4b3bf2ede342d01a4782..bb6bac836b48647e882424ec95937950eeae5bb7 100644
--- a/tools/perf/util/expr.h
+++ b/tools/perf/util/expr.h
@@ -22,7 +22,7 @@ struct expr_scanner_ctx {
 
 void expr__ctx_init(struct expr_parse_ctx *ctx);
 void expr__ctx_clear(struct expr_parse_ctx *ctx);
-int expr__add_id(struct expr_parse_ctx *ctx, const char *id, double val);
+int expr__add_id_val(struct expr_parse_ctx *ctx, const char *id, double val);
 int expr__get_id(struct expr_parse_ctx *ctx, const char *id, double *val_ptr);
 int expr__parse(double *final_val, struct expr_parse_ctx *ctx,
 		const char *expr, int runtime);
diff --git a/tools/perf/util/expr.y b/tools/perf/util/expr.y
index 5fcb98800f9c15aca59df742112f0cddc083e8d0..b2b3420ea6eca4210bcf9e41f97dd47a0f7e927c 100644
--- a/tools/perf/util/expr.y
+++ b/tools/perf/util/expr.y
@@ -69,7 +69,7 @@ all_other: all_other other
 
 other: ID
 {
-	expr__add_id(ctx, $1, 0.0);
+	expr__add_id_val(ctx, $1, 0.0);
 }
 |
 MIN | MAX | IF | ELSE | SMT_ON | NUMBER | '|' | '^' | '&' | '-' | '+' | '*' | '/' | '%' | '(' | ')' | ','
diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c
index 8fdef47005e6088ac953a78d2a3eb1050d67df19..fc9ac4b4218ef437d260853d327343ddaacaaa31 100644
--- a/tools/perf/util/stat-shadow.c
+++ b/tools/perf/util/stat-shadow.c
@@ -773,9 +773,9 @@ static int prepare_metric(struct evsel **metric_events,
 			*pn = 0;
 
 		if (metric_total)
-			expr__add_id(pctx, n, metric_total);
+			expr__add_id_val(pctx, n, metric_total);
 		else
-			expr__add_id(pctx, n, avg_stats(stats)*scale);
+			expr__add_id_val(pctx, n, avg_stats(stats)*scale);
 	}
 
 	return i;