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KVM: s390/cpacf: Enable key wrapping by default 

z/VM and LPAR enable key wrapping by default, lets do the same on KVM.

Signed-off-by: Tony Krowiak <akrowiak@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Tony Krowiak 2015-02-24 14:06:57 -05:00 committed by Christian Borntraeger
parent c517d838eb
commit ed6f76b464
1 changed files with 7 additions and 3 deletions
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10
arch/s390/kvm/kvm-s390.c
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@ -839,9 +839,13 @@ static int kvm_s390_crypto_init(struct kvm *kvm)
kvm_s390_set_crycb_format(kvm);
/* Disable AES/DEA protected key functions by default */
kvm->arch.crypto.aes_kw = 0;
kvm->arch.crypto.dea_kw = 0;
/* Enable AES/DEA protected key functions by default */
kvm->arch.crypto.aes_kw = 1;
kvm->arch.crypto.dea_kw = 1;
get_random_bytes(kvm->arch.crypto.crycb->aes_wrapping_key_mask,
sizeof(kvm->arch.crypto.crycb->aes_wrapping_key_mask));
get_random_bytes(kvm->arch.crypto.crycb->dea_wrapping_key_mask,
sizeof(kvm->arch.crypto.crycb->dea_wrapping_key_mask));
return 0;
}