diff options
| author | Quentin Perret <qperret@google.com> | 2021-12-15 16:12:31 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-12-16 12:58:57 +0000 |
| commit | 52b28657ebd7cd20e931ce71190f235d0fa018a6 (patch) | |
| tree | 98a6a0f27ff745cddbccc2f4dbbd3033e73712af /arch/arm64/kvm/arm.c | |
| parent | b8cc6eb5bded7078f796b2ebf548f79850281eb6 (diff) | |
KVM: arm64: pkvm: Unshare guest structs during teardown
Make use of the newly introduced unshare hypercall during guest teardown
to unmap guest-related data structures from the hyp stage-1.
Signed-off-by: Quentin Perret <qperret@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211215161232.1480836-15-qperret@google.com
Diffstat (limited to 'arch/arm64/kvm/arm.c')
| -rw-r--r-- | arch/arm64/kvm/arm.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index c202abb448b1..6057f3c5aafe 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -188,6 +188,8 @@ void kvm_arch_destroy_vm(struct kvm *kvm) } } atomic_set(&kvm->online_vcpus, 0); + + kvm_unshare_hyp(kvm, kvm + 1); } int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) |