1 files changed, 11 insertions, 6 deletions

diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index e36d8b1610d4..a9f2330f6257 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -959,7 +959,7 @@ static struct test_metric metrics[] = {
 	{ "(imx8_ddr0@read\\-cycles@ + imx8_ddr0@write\\-cycles@)", },
 };
 
-static int metric_parse_fake(const char *str)
+static int metric_parse_fake(const char *metric_name, const char *str)
 {
 	struct expr_parse_ctx *ctx;
 	struct hashmap_entry *cur;
@@ -968,7 +968,7 @@ static int metric_parse_fake(const char *str)
 	size_t bkt;
 	int i;
 
-	pr_debug("parsing '%s'\n", str);
+	pr_debug("parsing '%s': '%s'\n", metric_name, str);
 
 	ctx = expr__ctx_new();
 	if (!ctx) {
@@ -1006,8 +1006,13 @@ static int metric_parse_fake(const char *str)
 		hashmap__for_each_entry(ctx->ids, cur, bkt)
 			expr__add_id_val(ctx, strdup(cur->pkey), i--);
 		if (expr__parse(&result, ctx, str)) {
-			pr_err("expr__parse failed\n");
-			ret = -1;
+			pr_err("expr__parse failed for %s\n", metric_name);
+			/* The following have hard to avoid divide by zero. */
+			if (!strcmp(metric_name, "tma_clears_resteers") ||
+			    !strcmp(metric_name, "tma_mispredicts_resteers"))
+				ret = 0;
+			else
+				ret = -1;
 		}
 	}
 
@@ -1023,7 +1028,7 @@ static int test__parsing_fake_callback(const struct pmu_event *pe,
 	if (!pe->metric_expr)
 		return 0;
 
-	return metric_parse_fake(pe->metric_expr);
+	return metric_parse_fake(pe->metric_name, pe->metric_expr);
 }
 
 /*
@@ -1037,7 +1042,7 @@ static int test__parsing_fake(struct test_suite *test __maybe_unused,
 	int err = 0;
 
 	for (size_t i = 0; i < ARRAY_SIZE(metrics); i++) {
-		err = metric_parse_fake(metrics[i].str);
+		err = metric_parse_fake("", metrics[i].str);
 		if (err)
 			return err;
 	}