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    SubjectRe: [-mm patch] {rd,wr}msr_on_cpu SMP=n optimization
    On Mon, Feb 19, 2007 at 07:14:34PM -0500, Dave Jones wrote:
    > On Tue, Feb 20, 2007 at 01:07:13AM +0100, Adrian Bunk wrote:
    >...
    > > +#ifdef CONFIG_SMP
    > > void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
    > > void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
    > > +#else /* CONFIG_SMP */
    > > +static inline void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h)
    > > +{
    > > + rdmsr(msr_no, *l, *h);
    > > +}
    > > +static inline void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h)
    > > +{
    > > + wrmsr(msr_no, l, h);
    > > +}
    > > +#endif /* CONFIG_SMP */
    >
    > BUG_ON(cpu!=smp_processor_id()) maybe?

    This is the CONFIG_SMP=n case.

    > Dave

    cu
    Adrian

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    "Only a promise," Lao Er said.
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