From 9e3e7ba3c3fc6fc08e2d41380095ff56e4d98173 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 21 Feb 2002 01:42:05 -0800 Subject: Avoid "unused variable" warnings from non-debug, non-smp spinlock macros. --- include/linux/spinlock.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'include/linux') diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index f2c5e5e99909..cd7428798399 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -84,12 +84,12 @@ #define SPIN_LOCK_UNLOCKED (spinlock_t) { 0 } #endif -#define spin_lock_init(lock) do { } while(0) +#define spin_lock_init(lock) do { (void)(lock); } while(0) #define _raw_spin_lock(lock) (void)(lock) /* Not "unused variable". */ -#define spin_is_locked(lock) (0) -#define _raw_spin_trylock(lock) ({1; }) -#define spin_unlock_wait(lock) do { } while(0) -#define _raw_spin_unlock(lock) do { } while(0) +#define spin_is_locked(lock) ((void)(lock), 0) +#define _raw_spin_trylock(lock) ((void)(lock), 1) +#define spin_unlock_wait(lock) do { (void)(lock); } while(0) +#define _raw_spin_unlock(lock) do { (void)(lock); } while(0) #elif (DEBUG_SPINLOCKS < 2) -- cgit v1.2.3