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Diffstat (limited to 'tools/perf/util/bpf_lock_contention.c')
-rw-r--r--tools/perf/util/bpf_lock_contention.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/util/bpf_lock_contention.c b/tools/perf/util/bpf_lock_contention.c
index e105245eb905..f1716c089c99 100644
--- a/tools/perf/util/bpf_lock_contention.c
+++ b/tools/perf/util/bpf_lock_contention.c
@@ -12,6 +12,7 @@
#include <linux/zalloc.h>
#include <linux/string.h>
#include <bpf/bpf.h>
+#include <inttypes.h>
#include "bpf_skel/lock_contention.skel.h"
#include "bpf_skel/lock_data.h"
@@ -250,7 +251,7 @@ static const char *lock_contention_get_name(struct lock_contention *con,
if (cgrp)
return cgrp->name;
- snprintf(name_buf, sizeof(name_buf), "cgroup:%lu", cgrp_id);
+ snprintf(name_buf, sizeof(name_buf), "cgroup:%" PRIu64 "", cgrp_id);
return name_buf;
}