There is no agreed-upon definition of spin_unlock_wait()'s semantics, and it appears that all callers could do just as well with a lock/unlock pair. This commit therefore removes the underlying arch-specific arch_spin_unlock_wait().
Signed-off-by: Paul E. McKenney <[email protected]> Cc: Vineet Gupta <[email protected]> Cc: <[email protected]> Cc: Will Deacon <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Alan Stern <[email protected]> Cc: Andrea Parri <[email protected]> Cc: Linus Torvalds <[email protected]> --- arch/arc/include/asm/spinlock.h | 5 ----- 1 file changed, 5 deletions(-) diff --git a/arch/arc/include/asm/spinlock.h b/arch/arc/include/asm/spinlock.h index 233d5ffe6ec7..a325e6a36523 100644 --- a/arch/arc/include/asm/spinlock.h +++ b/arch/arc/include/asm/spinlock.h @@ -16,11 +16,6 @@ #define arch_spin_is_locked(x) ((x)->slock != __ARCH_SPIN_LOCK_UNLOCKED__) #define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock) -static inline void arch_spin_unlock_wait(arch_spinlock_t *lock) -{ - smp_cond_load_acquire(&lock->slock, !VAL); -} - #ifdef CONFIG_ARC_HAS_LLSC static inline void arch_spin_lock(arch_spinlock_t *lock) -- 2.5.2
