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[v2,6/7] KVM: x86: Drop RF manipulation for guest single-stepping

Message ID 321e621c44ce784e8db8468566384e3d28718bd1.1266943665.git.jan.kiszka@siemens.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jan Kiszka Feb. 23, 2010, 4:47 p.m. UTC 
None
diff mbox

Patch

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 7abc3c0..8181595 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5899,7 +5899,7 @@  unsigned long kvm_get_rflags(struct kvm_vcpu *vcpu)
 
 	rflags = kvm_x86_ops->get_rflags(vcpu);
 	if (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP)
-		rflags &= ~(unsigned long)(X86_EFLAGS_TF | X86_EFLAGS_RF);
+		rflags &= ~X86_EFLAGS_TF;
 	return rflags;
 }
 EXPORT_SYMBOL_GPL(kvm_get_rflags);
@@ -5908,7 +5908,7 @@  void kvm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
 {
 	if (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP &&
 	    kvm_is_linear_rip(vcpu, vcpu->arch.singlestep_rip))
-		rflags |= X86_EFLAGS_TF | X86_EFLAGS_RF;
+		rflags |= X86_EFLAGS_TF;
 	kvm_x86_ops->set_rflags(vcpu, rflags);
 }
 EXPORT_SYMBOL_GPL(kvm_set_rflags);