[PATCH] cxl: Add support for ASB_Notify on POWER9

[Benjamin Herrenschmidt]

On Fri, 2017-11-24 at 11:14 +0100, christophe lombard wrote:
> To my knowledge, there is no property (or similar), somewhere, that
> indicating that the TIDR is supported or not.
> For the time being, if I am not wrong, the only check we have, is
> this condition in the function set_thread_tidr(struct task_struct *t):
> 
>         if (!cpu_has_feature(CPU_FTR_ARCH_300))
>                 return -EINVAL;
> 
> 
> Christophe

Then we need to fix that

Ben.