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SubjectRe: [PATCH 26/26] x86, pkeys: Documentation
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On Thu, Oct 1, 2015 at 3:33 PM, Dave Hansen <dave@sr71.net> wrote:
> On 10/01/2015 01:39 PM, Kees Cook wrote:
>> On Thu, Oct 1, 2015 at 4:17 AM, Ingo Molnar <mingo@kernel.org> wrote:
>>> So could we try to add an (opt-in) kernel option that enables this transparently
>>> and automatically for all PROT_EXEC && !PROT_WRITE mappings, without any
>>> user-space changes and syscalls necessary?
>>
>> I would like this very much. :)
>
> Here it is in a quite fugly form (well, it's not opt-in). Init crashes
> if I boot with this, though.

*laugh* Okay... well, we've got some work to do, I guess. :)

(And which init?)

> I'll see if I can turn it in to a bit more of an opt-in and see what's
> actually going wrong.

Cool, thanks!

-Kees

--
Kees Cook
Chrome OS Security


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