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KVM: SEV: move mirror status to destination of KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 

Allow intra-host migration of a mirror VM; the destination VM will be
a mirror of the same ASID as the source.

Fixes: b56639318b ("KVM: SEV: Add support for SEV intra host migration")
Reviewed-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20211123005036.2954379-8-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2021-11-22 19:50:31 -05:00
parent 2b347a3878
commit 642525e3bd
1 changed files with 2 additions and 0 deletions
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2
arch/x86/kvm/svm/sev.c
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@ -1619,11 +1619,13 @@ static void sev_migrate_from(struct kvm_sev_info *dst,
dst->asid = src->asid;
dst->handle = src->handle;
dst->pages_locked = src->pages_locked;
dst->enc_context_owner = src->enc_context_owner;
src->asid = 0;
src->active = false;
src->handle = 0;
src->pages_locked = 0;
src->enc_context_owner = NULL;
list_cut_before(&dst->regions_list, &src->regions_list, &src->regions_list);
}