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authorZhang Xiantao <xiantao.zhang@intel.com>2012-12-05 01:55:14 +0800
committerGleb Natapov <gleb@redhat.com>2012-12-05 16:35:21 +0200
commit0307b7b8c275e65552f6022a18ad91902ae25d42 (patch)
tree9c633495b9d9926bc7f69346983dc7b790af0ee5
parent78c634402a1825f1f5bef13077f0985f3b8a3212 (diff)
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op-kernel-dev-0307b7b8c275e65552f6022a18ad91902ae25d42.tar.gz
kvm: remove unnecessary bit checking for ept violation
Bit 6 in EPT vmexit's exit qualification is not defined in SDM, so remove it. Signed-off-by: Zhang Xiantao <xiantao.zhang@intel.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
-rw-r--r--arch/x86/kvm/vmx.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 2fd2046..d2248b3 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -4863,11 +4863,6 @@ static int handle_ept_violation(struct kvm_vcpu *vcpu)
exit_qualification = vmcs_readl(EXIT_QUALIFICATION);
- if (exit_qualification & (1 << 6)) {
- printk(KERN_ERR "EPT: GPA exceeds GAW!\n");
- return -EINVAL;
- }
-
gla_validity = (exit_qualification >> 7) & 0x3;
if (gla_validity != 0x3 && gla_validity != 0x1 && gla_validity != 0) {
printk(KERN_ERR "EPT: Handling EPT violation failed!\n");
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