From: Sheng Yang <sheng@linux.intel.com>
To: Avi Kivity <avi@redhat.com>
Cc: kvm@vger.kernel.org, Sheng Yang <sheng@linux.intel.com>
Subject: [PATCH 1/1] KVM: Correct wrong vmcs reading
Date: Wed, 25 Mar 2009 10:08:52 +0800 [thread overview]
Message-ID: <1237946932-27422-1-git-send-email-sheng@linux.intel.com> (raw)
Some 64bit reading should be natrual wide reading...
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
---
arch/x86/kvm/vmx.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index d3919ac..ab736f6 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -2983,7 +2983,7 @@ static int handle_vmcall(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
static int handle_invlpg(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
- u64 exit_qualification = vmcs_read64(EXIT_QUALIFICATION);
+ unsigned long exit_qualification = vmcs_readl(EXIT_QUALIFICATION);
kvm_mmu_invlpg(vcpu, exit_qualification);
skip_emulated_instruction(vcpu);
@@ -2999,11 +2999,11 @@ static int handle_wbinvd(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
static int handle_apic_access(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
- u64 exit_qualification;
+ unsigned long exit_qualification;
enum emulation_result er;
unsigned long offset;
- exit_qualification = vmcs_read64(EXIT_QUALIFICATION);
+ exit_qualification = vmcs_readl(EXIT_QUALIFICATION);
offset = exit_qualification & 0xffful;
er = emulate_instruction(vcpu, kvm_run, 0, 0, 0);
@@ -3054,11 +3054,11 @@ static int handle_task_switch(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
static int handle_ept_violation(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
- u64 exit_qualification;
+ unsigned long exit_qualification;
gpa_t gpa;
int gla_validity;
- exit_qualification = vmcs_read64(EXIT_QUALIFICATION);
+ exit_qualification = vmcs_readl(EXIT_QUALIFICATION);
if (exit_qualification & (1 << 6)) {
printk(KERN_ERR "EPT: GPA exceeds GAW!\n");
@@ -3070,7 +3070,7 @@ static int handle_ept_violation(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
printk(KERN_ERR "EPT: Handling EPT violation failed!\n");
printk(KERN_ERR "EPT: GPA: 0x%lx, GVA: 0x%lx\n",
(long unsigned int)vmcs_read64(GUEST_PHYSICAL_ADDRESS),
- (long unsigned int)vmcs_read64(GUEST_LINEAR_ADDRESS));
+ vmcs_readl(GUEST_LINEAR_ADDRESS));
printk(KERN_ERR "EPT: Exit qualification is 0x%lx\n",
(long unsigned int)exit_qualification);
kvm_run->exit_reason = KVM_EXIT_UNKNOWN;
--
1.5.4.5
next reply other threads:[~2009-03-25 2:08 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-25 2:08 Sheng Yang [this message]
2009-03-25 8:37 ` [PATCH 1/1] KVM: Correct wrong vmcs reading Avi Kivity
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