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SubjectRe: [kernel-hardening] [RFC, PATCH] x86_64: KAISER - do not map kernel in user mode
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On 08.05.2017 15:22, Mark Rutland wrote:
> Specifically, I think this does not align with the statement in 2.1
> regarding the two TTBRs:
>
> This simplifies privilege checks and does not require any address
> translation for invalid memory accesses and thus no cache lookups.
>
> ... since the use of the TTBRs is orthogonal to privilege checks and/or
> the design of the TLBs.

Ok, this is a good point, we will try to clarify this in the paper.

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