Messages in this thread | | | Subject | Re: [PATCH v3] x86: use a read-only IDT alias on all CPUs | From | "H. Peter Anvin" <> | Date | Thu, 11 Apr 2013 06:03:50 -0700 |
| |
Kees posted that one too.
Andi Kleen <andi@firstfloor.org> wrote:
>Ingo Molnar <mingo@kernel.org> writes: >> >> This looks very nice to me now. Peter, any objections? > >it seems pointless without randomized main kernel text location, >because >the IDT will be still at a known per kernel fixed writable location in >the direct mapping. > >As long as such randomization is not there it just wastes a TLB entry. > >-Andi
-- Sent from my mobile phone. Please excuse brevity and lack of formatting.
| |