Re: [PATCH 5/6] KVM: s390: wire up seb feature

Paolo Bonzini
2018-01-17T11:22:38Z

> while this is kvm code, my current plan is to submit the "final"
> version after review and probably some fixes/renames via Martin
> together with the other patches. Are you ok with that? Right now it
> seems that the CAP number is still fine.
Sure, though there will be a capability introduced by PPC for similar
purposes, so check for conflicts.

On 17/01/2018 12:18, Christian Borntraeger wrote:
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index 2c93cbb..0c18f73 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -421,6 +421,9 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
> case KVM_CAP_S390_GS:
> r = test_facility(133);
> break;
> + case KVM_CAP_S390_SEB:
> + r = test_facility(82);
> + break;
> default:
> r = 0;

Can you add a generic "test facility" capability and ioctl?

Paolo