> *
> * (the type definitions are in asm/spinlock_types.h)
> */
>
> +#if (NR_CPUS > 256)
> +#error spinlock supports a maximum of 256 CPUs
> +#endif
> +
> static inline int __raw_spin_is_locked(raw_spinlock_t *lock)
> {
> - return *(volatile signed int *)(&(lock)->slock) <= 0;
> + int tmp = *(volatile signed int *)(&(lock)->slock);
Why is slock not volatile signed int in the first place?
> - int oldval;
> + short tmp;
> + short oldval;
Broken white space?
-Andi
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