Re: [PATCH] Per cpu irq stat

From: Christoph Lameter
Date: Tue Mar 15 2005 - 02:38:03 EST

On Mon, 14 Mar 2005, Andrew Morton wrote:

> > +DEFINE_PER_CPU(irq_cpustat_t, irq_stat)
> > ____cacheline_maxaligned_in_smp;
> Why is this marked ____cacheline_maxaligned_in_smp?

In order to avoid potential false aliasing I guess. irq_cpustat_t is
already marked ___cacheline_aligned though which should be sufficient.

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