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

Longpeng(Mike)
2017-08-08T04:05:34Z

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);

--
1.8.3.1