Re: [PATCH 16/51] x86, vsyscall: Fix CPU hotplug callbackregistration

[Gautham R Shenoy]

Hi,

On Thu, Feb 06, 2014 at 03:37:27AM +0530, Srivatsa S. Bhat wrote:
> @@ -393,9 +393,13 @@ static int __init vsyscall_init(void)
>  {
>  	BUG_ON(VSYSCALL_ADDR(0) != __fix_to_virt(VSYSCALL_FIRST_PAGE));
> 
> +	cpu_maps_update_begin();
> +
>  	on_each_cpu(cpu_vsyscall_init, NULL, 1);
>  	/* notifier priority > KVM */
> -	hotcpu_notifier(cpu_vsyscall_notifier, 30);
> +	__hotcpu_notifier(cpu_vsyscall_notifier, 30);

While we're at it, we could also #define the VSYSCALL_PRIO relative to
KVM_PRIO instead of hard-coding the value here, no ?

> +
> +	cpu_maps_update_done();
> 
>  	return 0;
>  }
> 

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