Commit ed6f76b4 authored by Tony Krowiak's avatar Tony Krowiak Committed by Christian Borntraeger
Browse files

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: default avatarTony Krowiak <akrowiak@linux.vnet.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent c517d838

arch/s390/kvm/kvm-s390.c

+7 −3
Original line number Diff line number Diff line
@@ -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;

}