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Merge branch kvm-arm64/mmu/mte into kvmarm-master/next

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KVM/arm64 support for MTE, courtesy of Steven Price.
It allows the guest to use memory tagging, and offers
a new userspace API to save/restore the tags.

* kvm-arm64/mmu/mte:
  KVM: arm64: Document MTE capability and ioctl
  KVM: arm64: Add ioctl to fetch/store tags in a guest
  KVM: arm64: Expose KVM_ARM_CAP_MTE
  KVM: arm64: Save/restore MTE registers
  KVM: arm64: Introduce MTE VM feature
  arm64: mte: Sync tags for pages where PTE is untagged

Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2021-06-22 15:09:34 +01:00
commit 9f03db6673
21 changed files with 423 additions and 17 deletions
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