KVM: PPC: Add return value to core_check_requests
Requests may want to tell us that we need to go back into host state,
so add a return value for the checks.
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index 71fa0f1..b3c584f 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -86,12 +86,16 @@
kvmppc_giveup_ext(vcpu, MSR_VSX);
}
-void kvmppc_core_check_requests(struct kvm_vcpu *vcpu)
+int kvmppc_core_check_requests(struct kvm_vcpu *vcpu)
{
+ int r = 1; /* Indicate we want to get back into the guest */
+
/* We misuse TLB_FLUSH to indicate that we want to clear
all shadow cache entries */
if (kvm_check_request(KVM_REQ_TLB_FLUSH, vcpu))
kvmppc_mmu_pte_flush(vcpu, 0, 0);
+
+ return r;
}
/************* MMU Notifiers *************/