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SubjectRe: [PATCH 5/7] xen: PV on HVM: support PV spinlocks
> +static void xen_hvm_spinlock_init(void)
> +{
> + if (!xen_have_vector_callback)
> + return;
> + xen_init_lock_cpu(0);
> + xen_init_spinlocks();
> +}
> +
> +static void __init xen_hvm_smp_prepare_cpus(unsigned int max_cpus)
> +{
> + native_smp_prepare_cpus(max_cpus);
> + xen_hvm_spinlock_init();
> +}

You could squash those two together. Ah, next patch does something interesting.


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