linux-kernel - Re: [PATCH] x86/boot/64: Initialize 5-level paging variables earlier

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 13 Oct 2020 12:12:28 +0300
From:   "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
To:     Borislav Petkov <bp@...en8.de>
Cc:     Arvind Sankar <nivedita@...m.mit.edu>, x86@...nel.org,
        Joerg Roedel <jroedel@...e.de>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/boot/64: Initialize 5-level paging variables earlier

On Tue, Oct 13, 2020 at 10:33:58AM +0200, Borislav Petkov wrote:
> On Tue, Oct 13, 2020 at 11:20:47AM +0300, Kirill A. Shutemov wrote:
> > With TCG or KVM? I use -machine "type=q35,accel=tcg".
> 
> Thx, that triggered it - it was KVM before.
> 
> Btw, are 5level boxes shipping already or not yet?

Not yet.

> Because I've not seen one yet. If you have access to the hw, I'd
> appreciate it if you could test Arvind's patch ontop of
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/log/?h=x86/seves
> 
> which does that early pagetable rework.

Okay, will do.

-- 
 Kirill A. Shutemov