KVM: VMX: Correct wrong vmcs field sizes

EXIT_QUALIFICATION and GUEST_LINEAR_ADDRESS are natural width, not 64-bit.

Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 37ae13d..aba41ae 100644 (file)
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -2991,7 +2991,7 @@ 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);
@@ -3007,11 +3007,11 @@ 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);
@@ -3062,11 +3062,11 @@ 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");
@@ -3078,7 +3078,7 @@ 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;