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-rw-r--r--kernel/kcsan/core.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/kcsan/core.c b/kernel/kcsan/core.c
index 5a60cc52adc0..8a7baf4e332e 100644
--- a/kernel/kcsan/core.c
+++ b/kernel/kcsan/core.c
@@ -1270,7 +1270,9 @@ static __always_inline void kcsan_atomic_builtin_memorder(int memorder)
DEFINE_TSAN_ATOMIC_OPS(8);
DEFINE_TSAN_ATOMIC_OPS(16);
DEFINE_TSAN_ATOMIC_OPS(32);
+#ifdef CONFIG_64BIT
DEFINE_TSAN_ATOMIC_OPS(64);
+#endif
void __tsan_atomic_thread_fence(int memorder);
void __tsan_atomic_thread_fence(int memorder)