Rohan McLure <rmcl...@linux.ibm.com> writes:
> asm-generic/qspinlock.h provides an identical implementation of
> queued_spin_lock. Remove the variant in asm/qspinlock.h.
This code has changed recently, so this patch no longer applies.
See 9f61521c7a28 ("powerpc/qspinlock: powerpc qspinlock implementation")
in powerpc/next.
cheers
> diff --git a/arch/powerpc/include/asm/qspinlock.h
> b/arch/powerpc/include/asm/qspinlock.h
> index b676c4fb90fd..bf5ba0f00258 100644
> --- a/arch/powerpc/include/asm/qspinlock.h
> +++ b/arch/powerpc/include/asm/qspinlock.h
> @@ -33,17 +33,6 @@ static inline void queued_spin_unlock(struct qspinlock
> *lock)
> extern void queued_spin_lock_slowpath(struct qspinlock *lock, u32 val);
> #endif
>
> -static __always_inline void queued_spin_lock(struct qspinlock *lock)
> -{
> - u32 val = 0;
> -
> - if (likely(arch_atomic_try_cmpxchg_lock(&lock->val, &val,
> _Q_LOCKED_VAL)))
> - return;
> -
> - queued_spin_lock_slowpath(lock, val);
> -}
> -#define queued_spin_lock queued_spin_lock
> -
> #ifdef CONFIG_PARAVIRT_SPINLOCKS
> #define SPIN_THRESHOLD (1<<15) /* not tuned */
>
> --
> 2.37.2
