linux-kernel - Re: [PATCH v1 RFC Zisslpcfi 11/20] mmu: maybe_mkwrite updated to manufacture shadow stack PTEs

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Date:   Tue, 14 Feb 2023 18:27:54 +0000
From:   "Edgecombe, Rick P" <rick.p.edgecombe@...el.com>
To:     "david@...hat.com" <david@...hat.com>,
        "debug@...osinc.com" <debug@...osinc.com>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>
Subject: Re: [PATCH v1 RFC Zisslpcfi 11/20] mmu: maybe_mkwrite updated to
 manufacture shadow stack PTEs

On Tue, 2023-02-14 at 13:10 +0100, David Hildenbrand wrote:
> I assume Rick will have something to 
> play with soonish (Right, Rick? :) ).

Yes, Deepak and I were discussing on the x86 series. I haven't heard
anything from 0-day for a few days so looking good. There was
discussion happening with Boris on the pte_modify() patch, so might
wait a day more to post a new version.