Merge tag 'kvm-s390-next-5.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into HEAD

KVM: s390: Features and fixes for 5.2

- VSIE crypto fixes
- new guest features for gen15
- disable halt polling for nested virtualization with overcommit

2 files changed, 4 insertions, 1 deletions

diff --git a/virt/kvm/Kconfig b/virt/kvm/Kconfig
index ea434ddc8499..aad9284c043a 100644
--- a/virt/kvm/Kconfig
+++ b/virt/kvm/Kconfig
@@ -57,3 +57,6 @@ config HAVE_KVM_VCPU_ASYNC_IOCTL
 
 config HAVE_KVM_VCPU_RUN_PID_CHANGE
        bool
+
+config HAVE_KVM_NO_POLL
+       bool
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 684b67252cd5..71ac0de892dc 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2253,7 +2253,7 @@ void kvm_vcpu_block(struct kvm_vcpu *vcpu)
         u64 block_ns;
 
         start = cur = ktime_get();
-        if (vcpu->halt_poll_ns) {
+        if (vcpu->halt_poll_ns && !kvm_arch_no_poll(vcpu)) {
                 ktime_t stop = ktime_add_ns(ktime_get(), vcpu->halt_poll_ns);
 
                 ++vcpu->stat.halt_attempted_poll;