From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752373AbXLBLUU (ORCPT ); Sun, 2 Dec 2007 06:20:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753428AbXLBLSQ (ORCPT ); Sun, 2 Dec 2007 06:18:16 -0500 Received: from il.qumranet.com ([82.166.9.18]:41442 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751927AbXLBLSI (ORCPT ); Sun, 2 Dec 2007 06:18:08 -0500 From: Avi Kivity To: stable@kernel.org Cc: linux-kernel@vger.kernel.org, kvm-devel@lists.sourceforge.net, Avi Kivity Subject: [PATCH 09/10] KVM: VMX: Force vm86 mode if setting flags during real mode Date: Sun, 2 Dec 2007 13:18:46 +0200 Message-Id: <11965943271441-git-send-email-avi@qumranet.com> X-Mailer: git-send-email 1.5.3 In-Reply-To: <1196594327338-git-send-email-avi@qumranet.com> References: <1196594327338-git-send-email-avi@qumranet.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When resetting from userspace, we need to handle the flags being cleared even after we are in real mode. Signed-off-by: Avi Kivity --- drivers/kvm/vmx.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index 80628f6..c158a2d 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -463,6 +463,8 @@ static unsigned long vmx_get_rflags(struct kvm_vcpu *vcpu) static void vmx_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags) { + if (vcpu->rmode.active) + rflags |= IOPL_MASK | X86_EFLAGS_VM; vmcs_writel(GUEST_RFLAGS, rflags); } -- 1.5.3