[PATCH 09/25] powerpc: ability to create execute-disabled pkeys

Aneesh Kumar K.V aneesh.kumar at linux.vnet.ibm.com
Tue Oct 24 15:36:18 AEDT 2017


Ram Pai <linuxram at us.ibm.com> writes:

> powerpc has hardware support to disable execute on a pkey.
> This patch enables the ability to create execute-disabled
> keys.

Can you summarize here how this works?  Access to IAMR is
privileged so how will keys framework work with IAMR? 

-aneesh



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