Re: [PATCH v2 3/4] KVM: s390: implements the kvm_arch_vcpu_in_kernel()

David Hildenbrand
2017-08-08T08:35:40Z

On 08.08.2017 06:05, Longpeng(Mike) wrote:
> This implements the kvm_arch_vcpu_in_kernel() for s390.
>
> Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
> ---
> arch/s390/kvm/kvm-s390.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index 0b0c689..e46177b 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -2449,7 +2449,7 @@ int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
>
> bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu)
> {
> - return false;
> + return !(vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE);
> }
> EXPORT_SYMBOL_GPL(kvm_arch_vcpu_in_kernel);
>
>
Reviewed-by: David Hildenbrand <david@redhat.com>

--

Thanks,

David