Messages in this thread | | | Date | Tue, 30 Apr 2013 13:32:20 +0000 | From | Christoph Lameter <> | Subject | Re: [PATCH 1/2] Make the batch size of the percpu_counter configurable |
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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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