From bb663c7ada380f3c89c2f83fdbe2b3626621385d Mon Sep 17 00:00:00 2001 From: Nadav Amit Date: Mon, 21 Jul 2014 14:37:26 +0300 Subject: [PATCH] KVM: x86: Clearing rflags.rf upon skipped emulated instruction When skipping an emulated instruction, rflags.rf should be cleared as it would be on real x86 CPU. Signed-off-by: Nadav Amit Signed-off-by: Paolo Bonzini --- arch/x86/kvm/x86.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index f750b69ca443..1fd806cb96d4 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -5229,6 +5229,8 @@ int x86_emulate_instruction(struct kvm_vcpu *vcpu, if (emulation_type & EMULTYPE_SKIP) { kvm_rip_write(vcpu, ctxt->_eip); + if (ctxt->eflags & X86_EFLAGS_RF) + kvm_set_rflags(vcpu, ctxt->eflags & ~X86_EFLAGS_RF); return EMULATE_DONE; } -- 2.39.5