On Mon, Aug 03, 2009 at 02:17:27PM +0800, Sheng Yang wrote:
> Copy u64 from guest result in chaos.
Why?
>
> Also fix a mistake of still using old macro rather than new variable().
>
> Signed-off-by: Sheng Yang <sheng@xxxxxxxxxxxxxxx>
> ---
> arch/x86/kvm/vmx.c | 2 +-
> arch/x86/kvm/x86.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 7931c72..c5aaa1b 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -2199,7 +2199,7 @@ static int alloc_identity_pagetable(struct kvm *kvm)
> goto out;
>
> kvm->arch.ept_identity_pagetable = gfn_to_page(kvm,
> - VMX_EPT_IDENTITY_PAGETABLE_ADDR >> PAGE_SHIFT);
> + kvm->arch.ept_identity_map_addr >> PAGE_SHIFT);
> out:
> up_write(&kvm->slots_lock);
> return r;
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 2539e9a..977b705 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -2178,7 +2178,7 @@ long kvm_arch_vm_ioctl(struct file *filp,
> goto out;
> break;
> case KVM_SET_IDENTITY_MAP_ADDR: {
> - u64 ident_addr;
> + unsigned long ident_addr;
>
> r = -EFAULT;
> if (copy_from_user(&ident_addr, argp, sizeof ident_addr))
> --
> 1.5.4.5
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