Re: [RFC PATCH v2 18/19] x86/mm: Add PKS table soft mode

From: Edgecombe, Rick P
Date: Tue Aug 31 2021 - 13:55:42 EST


On Mon, 2021-08-30 at 20:49 -0700, Randy Dunlap wrote:
> On 8/30/21 4:59 PM, Rick Edgecombe wrote:
> > diff --git a/Documentation/admin-guide/kernel-parameters.txt
> > b/Documentation/admin-guide/kernel-parameters.txt
> > index 7902fce7f1da..8bb290fee77f 100644
> > --- a/Documentation/admin-guide/kernel-parameters.txt
> > +++ b/Documentation/admin-guide/kernel-parameters.txt
> > @@ -4254,6 +4254,10 @@
> > nopti [X86-64]
> > Equivalent to pti=off
> >
> > + nopkstables [X86-64] Disable PKS page table protection
> > +
> > + pkstablessoft [X86-64] Warn instead of oops on pks tables
> > violations
>
> preferably PKS
>
Sure, thanks.
> > +
> > pty.legacy_count=
> > [KNL] Number of legacy pty's. Overwrites
> > compiled-in
> > default number.
>
>