x86/kvm/hyperv: don't clear VP assist pages on init

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VP assist pages may hold valuable data which needs to be preserved across
migration. Clean PV EOI portion of the data on init, the guest is
responsible for making sure there's no garbage in the rest.

This will be used for nVMX migration, eVMCS address needs to be preserved.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Vitaly Kuznetsov 2018-10-16 18:50:05 +02:00 • committed by Paolo Bonzini

parent c4ebd6295a

commit 12e0c6186b

1 changed files with 7 additions and 1 deletions

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arch/x86/kvm/hyperv.c

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