From 05f31e3bf6b34fe6e4922868d132f6455f81d5bf Mon Sep 17 00:00:00 2001 From: Pierre Morel Date: Tue, 21 May 2019 17:34:37 +0200 Subject: s390: ap: kvm: Enable PQAP/AQIC facility for the guest AP Queue Interruption Control (AQIC) facility gives the guest the possibility to control interruption for the Cryptographic Adjunct Processor queues. Signed-off-by: Pierre Morel Reviewed-by: Tony Krowiak Acked-by: Harald Freudenberger Acked-by: Christian Borntraeger Signed-off-by: Halil Pasic [ Modified while picking: we may not expose STFLE facility 65 unconditionally because AIV is a pre-requirement.] Signed-off-by: Vasily Gorbik --- arch/s390/kvm/kvm-s390.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'arch/s390/kvm/kvm-s390.c') diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 28ebd647784c..1c4113f0f2a8 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -2461,6 +2461,9 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) set_kvm_facility(kvm->arch.model.fac_list, 147); } + if (css_general_characteristics.aiv && test_facility(65)) + set_kvm_facility(kvm->arch.model.fac_mask, 65); + kvm->arch.model.cpuid = kvm_s390_get_initial_cpuid(); kvm->arch.model.ibc = sclp.ibc & 0x0fff; -- cgit v1.2.3-59-g8ed1b