Paolo, are you ok with me taking this patch for my s390 pull request to you? Ideally still for 5.6? On 31.01.20 11:02, Janosch Frank wrote: > Add library access to more registers. > > Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx> > Reviewed-by: Thomas Huth <thuth@xxxxxxxxxx> > Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx> > --- > .../testing/selftests/kvm/include/kvm_util.h | 6 ++++ > tools/testing/selftests/kvm/lib/kvm_util.c | 36 +++++++++++++++++++ > 2 files changed, 42 insertions(+) > > diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h > index 29cccaf96baf..ae0d14c2540a 100644 > --- a/tools/testing/selftests/kvm/include/kvm_util.h > +++ b/tools/testing/selftests/kvm/include/kvm_util.h > @@ -125,6 +125,12 @@ void vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid, > struct kvm_sregs *sregs); > int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid, > struct kvm_sregs *sregs); > +void vcpu_fpu_get(struct kvm_vm *vm, uint32_t vcpuid, > + struct kvm_fpu *fpu); > +void vcpu_fpu_set(struct kvm_vm *vm, uint32_t vcpuid, > + struct kvm_fpu *fpu); > +void vcpu_get_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg); > +void vcpu_set_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg); > #ifdef __KVM_HAVE_VCPU_EVENTS > void vcpu_events_get(struct kvm_vm *vm, uint32_t vcpuid, > struct kvm_vcpu_events *events); > diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c > index 41cf45416060..a6dd0401eb50 100644 > --- a/tools/testing/selftests/kvm/lib/kvm_util.c > +++ b/tools/testing/selftests/kvm/lib/kvm_util.c > @@ -1373,6 +1373,42 @@ int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_sregs *sregs) > return ioctl(vcpu->fd, KVM_SET_SREGS, sregs); > } > > +void vcpu_fpu_get(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_fpu *fpu) > +{ > + int ret; > + > + ret = _vcpu_ioctl(vm, vcpuid, KVM_GET_FPU, fpu); > + TEST_ASSERT(ret == 0, "KVM_GET_FPU failed, rc: %i errno: %i (%s)", > + ret, errno, strerror(errno)); > +} > + > +void vcpu_fpu_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_fpu *fpu) > +{ > + int ret; > + > + ret = _vcpu_ioctl(vm, vcpuid, KVM_SET_FPU, fpu); > + TEST_ASSERT(ret == 0, "KVM_SET_FPU failed, rc: %i errno: %i (%s)", > + ret, errno, strerror(errno)); > +} > + > +void vcpu_get_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg) > +{ > + int ret; > + > + ret = _vcpu_ioctl(vm, vcpuid, KVM_GET_ONE_REG, reg); > + TEST_ASSERT(ret == 0, "KVM_GET_ONE_REG failed, rc: %i errno: %i (%s)", > + ret, errno, strerror(errno)); > +} > + > +void vcpu_set_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg) > +{ > + int ret; > + > + ret = _vcpu_ioctl(vm, vcpuid, KVM_SET_ONE_REG, reg); > + TEST_ASSERT(ret == 0, "KVM_SET_ONE_REG failed, rc: %i errno: %i (%s)", > + ret, errno, strerror(errno)); > +} > + > /* > * VCPU Ioctl > * >