Merge branch 'kvm-arm64/sea-user' into kvmarm/next

Merge branch 'kvm-arm64/sea-user' into kvmarm/next

* kvm-arm64/sea-user:
  : Userspace handling of SEAs, courtesy of Jiaqi Yan
  :
  : Add support for processing external aborts in userspace in situations
  : where the host has failed to do so, allowing the VMM to potentially
  : reinject an external abort into the VM.
  Documentation: kvm: new UAPI for handling SEA
  KVM: selftests: Test for KVM_EXIT_ARM_SEA
  KVM: arm64: VM exit to userspace to handle SEA

Signed-off-by: Oliver Upton <oupton@kernel.org>