Commit 85a9e680 authored Nov 07, 2024 by Hendrik Brueckner Committed by Janosch Frank Nov 11, 2024

KVM: s390: add gen17 facilities to CPU model



Add gen17 facilities and let KVM_CAP_S390_VECTOR_REGISTERS handle
the enablement of the vector extension facilities.

Signed-off-by: Hendrik Brueckner <brueckner@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Link: https://lore.kernel.org/r/20241107152319.77816-4-brueckner@linux.ibm.com


Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Message-ID: <20241107152319.77816-4-brueckner@linux.ibm.com>

parent 2c2cc827

arch/s390/kvm/kvm-s390.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -812,6 +812,14 @@ int kvm_vm_ioctl_enable_cap(struct kvm kvm, struct kvm_enable_cap cap)
		set_kvm_facility(kvm->arch.model.fac_mask, 192);
		set_kvm_facility(kvm->arch.model.fac_list, 192);
		}
		if (test_facility(198)) {
		set_kvm_facility(kvm->arch.model.fac_mask, 198);
		set_kvm_facility(kvm->arch.model.fac_list, 198);
		}
		if (test_facility(199)) {
		set_kvm_facility(kvm->arch.model.fac_mask, 199);
		set_kvm_facility(kvm->arch.model.fac_list, 199);
		}
		r = 0;
		} else
		r = -EINVAL;

arch/s390/tools/gen_facilities.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -109,6 +109,7 @@ static struct facility_def facility_defs[] = {
		15, /* AP Facilities Test */
		156, /* etoken facility */
		165, /* nnpa facility */
		170, /* ineffective-nonconstrained-transaction facility */
		193, /* bear enhancement facility */
		194, /* rdp enhancement facility */
		196, /* processor activity instrumentation facility */