[PATCH/RFC] sysfs cache code rewrite

[Benjamin Herrenschmidt]

On Wed, 2009-01-07 at 03:46 -0600, Nathan Lynch wrote:
> Benjamin Herrenschmidt wrote:
> > 
> > > I don't know quite the detail of the new cpumask stuff ... It could be
> > > as simple as passing a pointer instead of the value in the
> > > cpumask_scnprintf call though...
> > 
> > Actually, I'll do more tests and if that ends up being the only needed
> > change, I'll push your patch with that small change out to powerpc next
> > tonight.
> 
> Sorry about that, here's an incremental... let me know if you want the
> whole thing re-posted.

Nah, that's fine. I did that exact change in the patch before putting
in my tree. I haven't had a chance to test boot tho, did you ?

Cheers,
Ben.

> Thanks.
> 
> 
> diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c
> index f3e3ae3..b33f041 100644
> --- a/arch/powerpc/kernel/cacheinfo.c
> +++ b/arch/powerpc/kernel/cacheinfo.c
> @@ -611,7 +611,7 @@ static ssize_t shared_cpu_map_show(struct kobject *k, struct kobj_attribute *att
>  	len = PAGE_SIZE - 2;
>  
>  	if (len > 1) {
> -		n = cpumask_scnprintf(buf, len, cache->shared_cpu_map);
> +		n = cpumask_scnprintf(buf, len, &cache->shared_cpu_map);
>  		buf[n++] = '\n';
>  		buf[n] = '\0';
>  	}