ppc64: add rwlock_is_locked

09b1ed32 · Anton Blanchard · 0b93ec0b · 09b1ed32
Commit 09b1ed32 authored Sep 11, 2002 by Anton Blanchard
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include/asm-ppc64/spinlock.h include/asm-ppc64/spinlock.h +2 -0

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--- a/include/asm-ppc64/spinlock.h
+++ b/include/asm-ppc64/spinlock.h
@@ -214,5 +214,7 @@ static __inline__ int is_write_locked(rwlock_t *rw)

 #define rwlock_init(x)         do { *(x) = RW_LOCK_UNLOCKED; } while(0)

+#define rwlock_is_locked(x)	((x)->lock)
+
 #endif /* __KERNEL__ */
 #endif /* __ASM_SPINLOCK_H */