[Skiboot] ibm,processor-storage-keys property

Haren Myneni haren at linux.vnet.ibm.com
Wed Jul 19 13:14:09 AEST 2017


On 07/18/2017 06:25 PM, Ram Pai wrote:
> Can we have  ibm,processor-storage-keys  property exported through the
> device tree?  I know skiboot does not adhere to PAPR requirements. But
> without it, the kernel will have to make assumptions based on the
> processor; which might turn out to be wrong.
> 
> Currently the kernel is planning on blindly enabling pkey on powernv,
> assuming the processor has no way of *not* supporting
> it. But who knows; sometime in the future that assumptions may not hold
> good.
> 
> 
> Just a request.
> Thanks,
> 

pHyp will not be exporting this property. Will you have separate implementation for powerVM? 

Can we say from P8 onwards using CPU_FTR? 

Thanks
Haren  



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