1 files changed, 0 insertions, 29 deletions
diff --git a/tools/perf/arch/nds32/util/header.c b/tools/perf/arch/nds32/util/header.c
deleted file mode 100644
index ef9dbdbe7968..000000000000
--- a/tools/perf/arch/nds32/util/header.c
+++ /dev/null
@@ -1,29 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-// Copyright (C) 2005-2017 Andes Technology Corporation
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <api/fs/fs.h>
-#include "header.h"
-
-#define STR_LEN 1024
-
-char *get_cpuid_str(struct perf_pmu *pmu)
-{
-	/* In nds32, we only have one cpu */
-	char *buf = NULL;
-	struct cpu_map *cpus;
-	const char *sysfs = sysfs__mountpoint();
-
-	if (!sysfs || !pmu || !pmu->cpus)
-		return NULL;
-
-	buf = malloc(STR_LEN);
-	if (!buf)
-		return NULL;
-
-	cpus = cpu_map__get(pmu->cpus);
-	sprintf(buf, "0x%x", cpus->nr - 1);
-	cpu_map__put(cpus);
-	return buf;
-}