[GIT PULL] EFI fixes for v5.8

[Ard Biesheuvel]

The following changes since commit b3a9e3b9622ae10064826dccb4f7a52bd88c7407:

  Linux 5.8-rc1 (2020-06-14 12:45:04 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi.git tags/efi-urgent-for-v5.8-rc1

for you to fetch changes up to 2a55280a3675203496d302463b941834228b9875:

  efi/libstub: arm: Print CPU boot mode and MMU state at boot (2020-06-17 15:29:11 +0200)

----------------------------------------------------------------
EFI fixes for v5.8-rc1:
- Fix build regression on v4.8 and older
- Robustness fix for TPM log parsing code
- kobject refcount fix for the ESRT parsing code
- Two efivarfs fixes to make it behave more like an ordinary file system
- Style fixup for zero length arrays
- Fix a regression in path separator handling in the initrd loader
- Fix a missing prototype warning
- Add some kerneldoc headers for newly introduced stub routines
- Allow support for SSDT overrides via EFI variables to be disabled
- Report CPU mode and MMU state upon entry for 32-bit ARM
- Use the correct stack pointer alignment when entering from mixed mode

----------------------------------------------------------------
Ard Biesheuvel (3):
      efi/libstub: Fix missing-prototype warning for skip_spaces()
      efi/libstub: arm: Omit arch specific config table matching array on arm64
      efi/libstub: arm: Print CPU boot mode and MMU state at boot

Arvind Sankar (2):
      efi/x86: Fix build with gcc 4
      efi/x86: Setup stack correctly for efi_pe_entry

Fabian Vogt (1):
      efi/tpm: Verify event log header before parsing

Gustavo A. R. Silva (1):
      efi: Replace zero-length array and use struct_size() helper

Heinrich Schuchardt (1):
      efi/libstub: Descriptions for stub helper functions

Peter Jones (1):
      efi: Make it possible to disable efivar_ssdt entirely

Philipp Fent (1):
      efi/libstub: Fix path separator regression

Qiushi Wu (1):
      efi/esrt: Fix reference count leak in esre_create_sysfs_entry.

Tony Luck (2):
      efivarfs: Update inode modification time for successful writes
      efivarfs: Don't return -EINTR when rate-limiting reads

 arch/arm/include/asm/efi.h                     |  7 +++
 arch/x86/boot/compressed/head_64.S             | 11 +++-
 drivers/firmware/efi/Kconfig                   | 11 ++++
 drivers/firmware/efi/arm-init.c                | 40 +++++++++++--
 drivers/firmware/efi/efi.c                     |  5 +-
 drivers/firmware/efi/esrt.c                    |  2 +-
 drivers/firmware/efi/libstub/Makefile          |  3 +-
 drivers/firmware/efi/libstub/arm32-stub.c      | 54 +++++++++++++++++-
 drivers/firmware/efi/libstub/efi-stub-helper.c | 78 ++++++++++++++++++++++----
 drivers/firmware/efi/libstub/efi-stub.c        |  3 +
 drivers/firmware/efi/libstub/efistub.h         | 12 +++-
 drivers/firmware/efi/libstub/file.c            | 16 ++++--
 drivers/firmware/efi/libstub/skip_spaces.c     |  1 +
 fs/efivarfs/file.c                             |  7 +--
 include/linux/efi.h                            |  8 +--
 include/linux/tpm_eventlog.h                   | 14 ++++-
 16 files changed, 235 insertions(+), 37 deletions(-)