From 0307b7b8c275e65552f6022a18ad91902ae25d42 Mon Sep 17 00:00:00 2001 From: Zhang Xiantao Date: Wed, 5 Dec 2012 01:55:14 +0800 Subject: [PATCH] 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 Signed-off-by: Gleb Natapov --- arch/x86/kvm/vmx.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 2fd2046dc94c..d2248b3dbb61 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"); -- 2.34.1