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authorTony Krowiak <akrowiak@linux.vnet.ibm.com>2015-02-24 14:06:57 -0500
committerChristian Borntraeger <borntraeger@de.ibm.com>2015-03-03 12:08:13 +0100
commited6f76b464ab53e59adc7ec6cc8428d3d6ade1a5 (patch)
tree96205858472d843218d818e655a093fc4aaaca37 /arch
parentc517d838eb7d07bbe9507871fab3931deccff539 (diff)
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/kvm/kvm-s390.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 0c3623927563..b4d2030c22eb 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -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;
}