Messages in this thread | | | Subject | Re: [kernel-hardening] [RFC, PATCH] x86_64: KAISER - do not map kernel in user mode | From | Daniel Gruss <> | Date | Mon, 8 May 2017 15:43:28 +0200 |
| |
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.
| |