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-rw-r--r--tools/tracing/rtla/src/timerlat_bpf.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/tracing/rtla/src/timerlat_bpf.c b/tools/tracing/rtla/src/timerlat_bpf.c
index 5abee884037a..0bc44ce5d69b 100644
--- a/tools/tracing/rtla/src/timerlat_bpf.c
+++ b/tools/tracing/rtla/src/timerlat_bpf.c
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#ifdef HAVE_BPF_SKEL
+#define _GNU_SOURCE
#include "timerlat.h"
#include "timerlat_bpf.h"
#include "timerlat.skel.h"