Andi Kleen wrote:
>> -#ifdef CONFIG_S390
>> -#ifdef CONFIG_MATHEMU
>> -	{
>> -		.ctl_name	= KERN_IEEE_EMULATION_WARNINGS,
>> -		.procname	= "ieee_emulation_warnings",
>> -		.data		= &sysctl_ieee_emulation_warnings,
>> -		.maxlen		= sizeof(int),
>> -		.mode		= 0644,
>> -		.proc_handler	= &proc_dointvec,
>> -	},
>>     
>
> I think there needs to be a way to have this syctl only
> when it's really implemented for the paravirt ops.
>   

Alright, lets drop that part of the patch for now.  Here's an update.  
Please apply.

> I suppose you should move it to dynamic registration on demand.
>   

And start working on this.

Zach