Re: [PATCH] cpumask fallout: Initialize irq_default_affinity earlier.

From: Mike Travis
Date: Thu Jan 08 2009 - 16:25:58 EST


David Daney wrote:
> Linus Torvalds wrote:
> [...]
>> In fact, I think it already is a no-op in the UP case, and you can
>> literally just do
>>
>> static inline void __init init_irq_default_affinity(void)
>> {
>> alloc_cpumask_var(&irq_default_affinity, GFP_KERNEL);
>> cpumask_setall(irq_default_affinity);
>> }
>>
>> and be done with it. I think it should all compile away to nothing if
>> CONFIG_SMP isn't set.
>
> The 'inline' seems gratuitous to me. Since it is static GCC should do
> the Right Thing. However since you suggested it, I am testing it that way.
>
> David Daney

It will probably need to be:

alloc_bootmem_cpumask_var(&irq_default_affinity);

I am testing it on x86_64 as well.

Thanks,
Mike
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