Re: [PATCH v13 1/3] x86/tdx: Add TDX Guest attestation interface driver

From: Huang, Kai
Date: Mon Sep 12 2022 - 21:26:07 EST


On Fri, 2022-09-09 at 12:27 -0700, Kuppuswamy Sathyanarayanan wrote:
> diff --git a/arch/x86/coco/tdx/tdx.c b/arch/x86/coco/tdx/tdx.c
> index 928dcf7a20d9..8b5c59110321 100644
> --- a/arch/x86/coco/tdx/tdx.c
> +++ b/arch/x86/coco/tdx/tdx.c
> @@ -5,16 +5,21 @@
>  #define pr_fmt(fmt)     "tdx: " fmt
>  
>  #include <linux/cpufeature.h>
> +#include <linux/miscdevice.h>
> +#include <linux/mm.h>
> +#include <linux/io.h>

Sorry perhaps I am missing something, but what is the reason to include
<linux/mm.h>?

<linux/io.h> is for virt_to_phys()?

And should we explicitly include <linux/uaccess.h> for copy_{from|to}_user(),
and include the header (<linux/string.h> ?) for memchr_inv()?

--
Thanks,
-Kai