Re: [patch 2/3] x86_64: Run setup_per_cpu_areas and trap_init sooner

> +void __init early_setup_per_cpu_areas(void)
> +{
> +	static char cpu0[PERCPU_ENOUGH_ROOM]
> +		__attribute__ ((aligned (SMP_CACHE_BYTES)));

This needs a __cacheline_aligned too, otherwise there could be false sharing.

-Andi

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