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SubjectRe: [PATCH 1/2] Make the batch size of the percpu_counter configurable
On Mon, 29 Apr 2013, Tim Chen wrote:

> diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
> index d5dd465..5ca7df5 100644
> --- a/include/linux/percpu_counter.h
> +++ b/include/linux/percpu_counter.h
> @@ -22,6 +22,7 @@ struct percpu_counter {
> struct list_head list; /* All percpu_counters are on a list */
> #endif
> s32 __percpu *counters;
> + int *batch ____cacheline_aligned_in_smp;
> };

What is this for and why does it have that alignmend?


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