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Message-ID: <CAMj1kXFX0bEyE_Wr8j0Vexqc+sNcZWto5jy=t+g+43UpgDa2tA@mail.gmail.com>
Date: Wed, 3 May 2023 20:39:53 +0200
From: Ard Biesheuvel <ardb@...nel.org>
To: Borislav Petkov <bp@...en8.de>
Cc: Tom Lendacky <thomas.lendacky@....com>, linux-efi@...r.kernel.org,
linux-kernel@...r.kernel.org, Evgeniy Baskov <baskov@...ras.ru>,
Andy Lutomirski <luto@...nel.org>,
Dave Hansen <dave.hansen@...ux.intel.com>,
Ingo Molnar <mingo@...hat.com>,
Peter Zijlstra <peterz@...radead.org>,
Thomas Gleixner <tglx@...utronix.de>,
Alexey Khoroshilov <khoroshilov@...ras.ru>,
Peter Jones <pjones@...hat.com>,
Gerd Hoffmann <kraxel@...hat.com>,
Dave Young <dyoung@...hat.com>,
Mario Limonciello <mario.limonciello@....com>,
Kees Cook <keescook@...omium.org>,
"Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 0/6] efi/x86: Avoid legacy decompressor during EFI boot
On Wed, 3 May 2023 at 20:24, Borislav Petkov <bp@...en8.de> wrote:
>
> On Wed, May 03, 2023 at 08:17:28PM +0200, Ard Biesheuvel wrote:
> > (There is some 32-bit SEV code in the decompressor as well that
> > obviously never gets called when booting in long mode, but I hadn't
> > quite grasped how much other SEV code there actually is)
>
> If you mean the thing in startup_32 which does get_sev_encryption_bit()
> etc, that is going away.
>
OK, good to know.
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