diff options
Diffstat (limited to 'arch/s390/kvm/kvm-s390.c')
| -rw-r--r-- | arch/s390/kvm/kvm-s390.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 007db8faafa5..d9799946722e 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -791,11 +791,21 @@ static int kvm_s390_set_mem_control(struct kvm *kvm, struct kvm_device_attr *att static void kvm_s390_vcpu_crypto_setup(struct kvm_vcpu *vcpu); -static int kvm_s390_vm_set_crypto(struct kvm *kvm, struct kvm_device_attr *attr) +void kvm_s390_vcpu_crypto_reset_all(struct kvm *kvm) { struct kvm_vcpu *vcpu; int i; + kvm_s390_vcpu_block_all(kvm); + + kvm_for_each_vcpu(i, vcpu, kvm) + kvm_s390_vcpu_crypto_setup(vcpu); + + kvm_s390_vcpu_unblock_all(kvm); +} + +static int kvm_s390_vm_set_crypto(struct kvm *kvm, struct kvm_device_attr *attr) +{ if (!test_kvm_facility(kvm, 76)) return -EINVAL; @@ -832,10 +842,7 @@ static int kvm_s390_vm_set_crypto(struct kvm *kvm, struct kvm_device_attr *attr) return -ENXIO; } - kvm_for_each_vcpu(i, vcpu, kvm) { - kvm_s390_vcpu_crypto_setup(vcpu); - exit_sie(vcpu); - } + kvm_s390_vcpu_crypto_reset_all(kvm); mutex_unlock(&kvm->lock); return 0; } |