linux-kernel - [GIT PULL] x86/seves fixes for v5.10-rc1

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Date:   Sat, 24 Oct 2020 11:23:23 +0200
From:   Borislav Petkov <bp@...e.de>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     x86-ml <x86@...nel.org>, lkml <linux-kernel@...r.kernel.org>
Subject: [GIT PULL] x86/seves fixes for v5.10-rc1

Hi Linus,

please pull three SEV-ES fixes for 5.10. They got ready around the same
time the merge window opened so I gave them some additional testing and
soaking time before sending them your way.

Please pull,
thx.

---
The following changes since commit da9803dfd3955bd2f9909d55e23f188ad76dbe58:

  Merge tag 'x86_seves_for_v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (2020-10-14 10:21:34 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tags/x86_seves_fixes_for_v5.10_rc1

for you to fetch changes up to b17a45b6e53f6613118b2e5cfc4a992cc50deb2c:

  x86/boot/64: Explicitly map boot_params and command line (2020-10-19 19:39:50 +0200)

----------------------------------------------------------------
Three fixes to SEV-ES to correct setting up the new early pagetable
on 5-level paging machines, to always map boot_params and the kernel
cmdline, and disable stack protector for ../compressed/head{32,64}.c.
(Arvind Sankar)

----------------------------------------------------------------
Arvind Sankar (3):
      x86/boot/64: Initialize 5-level paging variables earlier
      x86/head/64: Disable stack protection for head$(BITS).o
      x86/boot/64: Explicitly map boot_params and command line

 arch/x86/boot/compressed/head_64.S      |  3 +++
 arch/x86/boot/compressed/ident_map_64.c | 27 +++++++++++++++++++--------
 arch/x86/boot/compressed/kaslr.c        |  8 --------
 arch/x86/boot/compressed/pgtable_64.c   | 16 ++++++++++++++++
 arch/x86/kernel/Makefile                |  2 ++
 5 files changed, 40 insertions(+), 16 deletions(-)

-- 
Regards/Gruss,
    Boris.

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