From 61fc12d8e5c94176e7c2e04a2eab4c6e36d8dd41 Mon Sep 17 00:00:00 2001 From: Bob Breuer Date: Tue, 20 Jun 2006 00:35:13 -0700 Subject: [SPARC]: Add missing rw can_lock macros Fix a link failure by adding the missing can_lock macros for the rw locks. Signed-off-by: Bob Breuer Signed-off-by: David S. Miller --- include/asm-sparc/spinlock.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include') diff --git a/include/asm-sparc/spinlock.h b/include/asm-sparc/spinlock.h index 3350c90c786..1c75474ba1d 100644 --- a/include/asm-sparc/spinlock.h +++ b/include/asm-sparc/spinlock.h @@ -154,6 +154,9 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw) #define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock) #define __raw_read_trylock(lock) generic__raw_read_trylock(lock) +#define __raw_read_can_lock(rw) (!((rw)->lock & 0xff)) +#define __raw_write_can_lock(rw) (!(rw)->lock) + #endif /* !(__ASSEMBLY__) */ #endif /* __SPARC_SPINLOCK_H */ -- cgit v1.2.3