arm64 fix for 5.9-rc8/final

Hi Linus,

Please pull the arm64 fix below. Thanks.

The following changes since commit 75df529bec9110dad43ab30e2d9490242529e8b8:

arm64: paravirt: Initialize steal time when cpu is online (2020-09-17 18:12:18 +0100)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux tags/arm64-fixes

for you to fetch changes up to a509a66a9d0d4f4e304d58fad38c078d0336c445:

arm64: permit ACPI core to map kernel memory used for table overrides (2020-09-30 22:27:51 +0100)

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A previous commit to prevent AML memory opregions from accessing the kernel memory turned out to be too restrictive. Relax the permission check to permit the ACPI core to map kernel memory used for table overrides.

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Ard Biesheuvel (1):
arm64: permit ACPI core to map kernel memory used for table overrides

 arch/arm64/kernel/acpi.c | 22 ++++++++++++++++++++--
 include/linux/acpi.h     |  2 +-
 2 files changed, 21 insertions(+), 3 deletions(-)

Catalin