linux-kernel - [GIT PULL] x86/cc for 5.18

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Date:   Mon, 21 Mar 2022 16:03:07 +0100
From:   Borislav Petkov <bp@...e.de>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Jörg Rödel <jroedel@...e.de>,
        x86-ml <x86@...nel.org>, lkml <linux-kernel@...r.kernel.org>
Subject: [GIT PULL] x86/cc for 5.18

Hi Linus,

please pull some common confidential computing preparatory glue which
will be shared by SEV/SNP and TDX in the future.

Thx.

---

The following changes since commit cfb92440ee71adcc2105b0890bb01ac3cddb8507:

  Linux 5.17-rc5 (2022-02-20 13:07:20 -0800)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tags/x86_cc_for_v5.18_rc1

for you to fetch changes up to 1e8c5971c249893ac33ca983c32bafcf5d50c727:

  x86/mm/cpa: Generalize __set_memory_enc_pgtable() (2022-02-23 19:14:29 +0100)

----------------------------------------------------------------
- Add shared confidential computing code which will be used by both
vendors instead of proliferating home-grown solutions for technologies
which are pretty similar

----------------------------------------------------------------
Brijesh Singh (1):
      x86/mm/cpa: Generalize __set_memory_enc_pgtable()

Kirill A. Shutemov (3):
      x86/cc: Move arch/x86/{kernel/cc_platform.c => coco/core.c}
      x86/coco: Explicitly declare type of confidential computing platform
      x86/coco: Add API to handle encryption mask

 arch/x86/Kbuild                                |  2 +
 arch/x86/coco/Makefile                         |  6 +++
 arch/x86/{kernel/cc_platform.c => coco/core.c} | 56 +++++++++++++++-----
 arch/x86/include/asm/coco.h                    | 32 ++++++++++++
 arch/x86/include/asm/pgtable.h                 | 13 ++---
 arch/x86/include/asm/set_memory.h              |  1 -
 arch/x86/include/asm/x86_init.h                | 16 ++++++
 arch/x86/kernel/Makefile                       |  5 --
 arch/x86/kernel/cpu/mshyperv.c                 |  6 +++
 arch/x86/kernel/x86_init.c                     | 16 +++++-
 arch/x86/mm/mem_encrypt_amd.c                  | 72 ++++++++++++++++++--------
 arch/x86/mm/mem_encrypt_identity.c             | 12 +++--
 arch/x86/mm/pat/set_memory.c                   | 25 +++++----
 13 files changed, 199 insertions(+), 63 deletions(-)
 create mode 100644 arch/x86/coco/Makefile
 rename arch/x86/{kernel/cc_platform.c => coco/core.c} (73%)
 create mode 100644 arch/x86/include/asm/coco.h


-- 
Regards/Gruss,
    Boris.

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