Revert "KVM: Fix race between nmi injection and enabling nmi window"

This reverts commit f86368493ec038218e8663cc1b6e5393cd8e008a.

Simpler fix to follow.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index a38fb9b..b9402d5 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -361,8 +361,8 @@ void kvm_propagate_fault(struct kvm_vcpu *vcpu, struct x86_exception *fault)
 
 void kvm_inject_nmi(struct kvm_vcpu *vcpu)
 {
-       kvm_make_request(KVM_REQ_NMI, vcpu);
        kvm_make_request(KVM_REQ_EVENT, vcpu);
+       vcpu->arch.nmi_pending = 1;
 }
 EXPORT_SYMBOL_GPL(kvm_inject_nmi);
 
@@ -5208,8 +5208,6 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu)
                        r = 1;
                        goto out;
                }
-               if (kvm_check_request(KVM_REQ_NMI, vcpu))
-                       vcpu->arch.nmi_pending = true;
        }
 
        r = kvm_mmu_reload(vcpu);

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 57d7092..7ca831e 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -43,7 +43,6 @@
 #define KVM_REQ_DEACTIVATE_FPU    10
 #define KVM_REQ_EVENT             11
 #define KVM_REQ_APF_HALT          12
-#define KVM_REQ_NMI               13
 
 #define KVM_USERSPACE_IRQ_SOURCE_ID    0