Re: [PATCH] KVM: VMX: fix page leak in hardware_setup()

[Quan Xu <quan.xu0@xxxxxxxxx>]

On 2017/12/02 01:57, Jim Mattson wrote:
> vmx_io_bitmap_b should not be allocated twice.
>
> Fixes: 23611332938d ("KVM: VMX: refactor setup of global page-sized bitmaps")
> Signed-off-by: Jim Mattson <jmattson@xxxxxxxxxx>
> ---
>   arch/x86/kvm/vmx.c | 1 -
>   1 file changed, 1 deletion(-)
>
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 4704aaf6d19e..5fb5c4aff1cf 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -6751,7 +6751,6 @@ static __init int hardware_setup(void)
>   			goto out;
>   	}
>   
> -	vmx_io_bitmap_b = (unsigned long *)__get_free_page(GFP_KERNEL);
>   	memset(vmx_vmread_bitmap, 0xff, PAGE_SIZE);
>   	memset(vmx_vmwrite_bitmap, 0xff, PAGE_SIZE);
>   
Reviewed-by: Quan Xu <quan.xu0@xxxxxxxxx>