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    SubjectRe: [PATCH] only irq-safe atomic ops
    Roman Zippel wrote:
    >
    > Hi,
    >
    > yodaiken@fsmlabs.com wrote:
    >
    > > Right. Without preemption it is safe to do
    > > c = smp_get_cpuid();
    > > ...
    > > x = ++local_cache[c]
    > > ..
    > >
    > > y = ++different_local_cache[c];
    > > ..
    >
    > Just add:
    > smp_put_cpuid();
    >
    > Is that so much worse?
    >

    ooh. me likee.

    #define smp_get_cpuid() ({ preempt_disable(); smp_processor_id(); })
    #define smp_put_cpuid() preempt_enable()

    Does rml likee?

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