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-rw-r--r--include/linux/spinlock.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index e0c0fcc..a0c66a2 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -124,7 +124,12 @@ do { \
#ifdef CONFIG_GENERIC_LOCKBREAK
#define spin_is_contended(lock) ((lock)->break_lock)
#else
+
+#ifdef __raw_spin_is_contended
#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock)
+#else
+#define spin_is_contended(lock) (((void)(lock), 0))
+#endif /*__raw_spin_is_contended*/
#endif
/**
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