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From: Gleb Natapov <gleb@redhat.com>
To: kvm@vger.kernel.org
Cc: mtosatti@redhat.com
Subject: [PATCH 3/9] KVM: VMX: if unrestricted guest is enabled vcpu state is always valid.
Date: Mon, 21 Jan 2013 15:36:43 +0200	[thread overview]
Message-ID: <1358775409-27555-4-git-send-email-gleb@redhat.com> (raw)
In-Reply-To: <1358775409-27555-1-git-send-email-gleb@redhat.com>


Signed-off-by: Gleb Natapov <gleb@redhat.com>
---
 arch/x86/kvm/vmx.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index edfbe94..f942b20 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3488,6 +3488,9 @@ static bool cs_ss_rpl_check(struct kvm_vcpu *vcpu)
  */
 static bool guest_state_valid(struct kvm_vcpu *vcpu)
 {
+	if (enable_unrestricted_guest)
+		return true;
+
 	/* real mode guest state checks */
 	if (!is_protmode(vcpu)) {
 		if (!rmode_segment_valid(vcpu, VCPU_SREG_CS))
-- 
1.7.10.4


  parent reply	other threads:[~2013-01-21 13:36 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-21 13:36 [PATCH 0/9] some more vmx real mode emulation fixes and cleanups Gleb Natapov
2013-01-21 13:36 ` [PATCH 1/9] KVM: VMX: remove special CPL cache access during transition to real mode Gleb Natapov
2013-01-21 13:36 ` [PATCH 2/9] KVM: VMX: reset CPL only on CS register write Gleb Natapov
2013-01-21 13:36 ` Gleb Natapov [this message]
2013-01-21 13:36 ` [PATCH 4/9] KVM: VMX: remove hack that disables emulation on vcpu reset/init Gleb Natapov
2013-01-21 13:36 ` [PATCH 5/9] KVM: VMX: skip vmx->rmode.vm86_active check on cr0 write if unrestricted guest is enabled Gleb Natapov
2013-01-21 13:36 ` [PATCH 6/9] KVM: VMX: don't clobber segment AR of unusable segments Gleb Natapov
2013-01-21 13:36 ` [PATCH 7/9] KVM: VMX: rename fix_pmode_dataseg to fix_pmode_seg Gleb Natapov
2013-01-21 13:36 ` [PATCH 8/9] KVM: x86: fix use of uninitialized memory as segment descriptor in emulator Gleb Natapov
2013-01-21 13:36 ` [PATCH 9/9] KVM: VMX: set vmx->emulation_required only when needed Gleb Natapov
2013-01-24  0:39 ` [PATCH 0/9] some more vmx real mode emulation fixes and cleanups Marcelo Tosatti
2013-01-24 23:45 ` Marcelo Tosatti

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