Re: [PATCH] only irq-safe atomic ops

From: Robert Love (rml@tech9.net)
Date: Sat Feb 23 2002 - 18:45:50 EST


On Sat, 2002-02-23 at 18:13, Robert Love wrote:
> On Sat, 2002-02-23 at 17:10, Andrew Morton wrote:
>
> > ooh. me likee.
> >
> > #define smp_get_cpuid() ({ preempt_disable(); smp_processor_id(); })
> > #define smp_put_cpuid() preempt_enable()
> >
> > Does rml likee?
>
> Yah, that works.

OK, I still likee, but I was just thinking, if we are going to add have
to add something why not consider the irq-safe atomic ops? It is
certainly the most optimal.

        Robert Love

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