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authorMohammed Gamal <m.gamal005@gmail.com>2008-08-17 16:39:48 +0300
committerAvi Kivity <avi@qumranet.com>2008-10-15 10:15:20 +0200
commit04fa4d32117b1a7773290fd59a97cf90cfc2a0d4 (patch)
tree5150302a1465b6adaf9c4812701cded318168759 /arch/x86/kvm
parent648dfaa7df2d3692db4e63dcb18dccb275d9c5a7 (diff)
KVM: VMX: Add module parameter and emulation flag.
The patch adds the module parameter required to enable emulating invalid guest state, as well as the emulation_required flag used to drive emulation whenever needed. Signed-off-by: Mohammed Gamal <m.gamal005@gmail.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/vmx.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index e889b768c75..7c5f611e1a9 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -49,6 +49,9 @@ module_param(flexpriority_enabled, bool, 0);
static int enable_ept = 1;
module_param(enable_ept, bool, 0);
+static int emulate_invalid_guest_state = 0;
+module_param(emulate_invalid_guest_state, bool, 0);
+
struct vmcs {
u32 revision_id;
u32 abort;
@@ -86,6 +89,7 @@ struct vcpu_vmx {
} irq;
} rmode;
int vpid;
+ bool emulation_required;
};
static inline struct vcpu_vmx *to_vmx(struct kvm_vcpu *vcpu)