Merge branch kvm-arm64/psci/cpu_on into kvmarm-master/next

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PSCI fixes from Oliver Upton:
- Plug race on reset
- Ensure that a pending reset is applied before userspace accesses
- Reject PSCI requests with illegal affinity bits

* kvm-arm64/psci/cpu_on:
  selftests: KVM: Introduce psci_cpu_on_test
  KVM: arm64: Enforce reserved bits for PSCI target affinities
  KVM: arm64: Handle PSCI resets before userspace touches vCPU state
  KVM: arm64: Fix read-side race on updates to vcpu reset state

Signed-off-by: Marc Zyngier <maz@kernel.org>

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This commit is contained in:

Marc Zyngier 2021-08-20 12:23:02 +01:00

parent cf0c7125d5 cb97cf95c4

commit 78bc117095

7 changed files with 156 additions and 9 deletions

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8

arch/arm64/kvm/arm.c

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15

arch/arm64/kvm/psci.c

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arch/arm64/kvm/reset.c

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tools/testing/selftests/kvm/.gitignore vendored

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tools/testing/selftests/kvm/Makefile

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tools/testing/selftests/kvm/aarch64/psci_cpu_on_test.c

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tools/testing/selftests/kvm/include/aarch64/processor.h

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