From: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@linux.intel.com>
To: "Huang, Kai" <kai.huang@intel.com>,
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Subject: Re: [PATCH v13 1/3] x86/tdx: Add TDX Guest attestation interface driver
Date: Mon, 12 Sep 2022 19:44:08 -0700 [thread overview]
Message-ID: <d67b4273-e0a6-6b24-b96c-7a3193ae52f9@linux.intel.com> (raw)
In-Reply-To: <f85dbb3636ad199ff5f6ea9bdf5e17261f66945d.camel@intel.com>
On 9/12/22 6:25 PM, Huang, Kai 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>?
It is included for kmalloc/kfree, file related structs and copy_{from|to}_user().
>
> <linux/io.h> is for virt_to_phys()?
Yes
>
> And should we explicitly include <linux/uaccess.h> for copy_{from|to}_user(),
mm.h covers it. So I don't think we should explicitly include it.
> and include the header (<linux/string.h> ?) for memchr_inv()?
One of the previous headers includes linux/string.h (I am not sure which one).
So why include it explicitly?
--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer
next prev parent reply other threads:[~2022-09-13 2:44 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-09 19:27 [PATCH v13 0/3] Add TDX Guest Attestation support Kuppuswamy Sathyanarayanan
2022-09-09 19:27 ` [PATCH v13 1/3] x86/tdx: Add TDX Guest attestation interface driver Kuppuswamy Sathyanarayanan
2022-09-09 19:39 ` Greg Kroah-Hartman
2022-09-09 19:41 ` Dave Hansen
2022-09-09 20:07 ` Sathyanarayanan Kuppuswamy
2022-09-09 20:54 ` Dave Hansen
2022-09-12 22:22 ` Kirill A . Shutemov
2022-09-12 23:00 ` Sathyanarayanan Kuppuswamy
2022-09-13 1:25 ` Huang, Kai
2022-09-13 2:44 ` Sathyanarayanan Kuppuswamy [this message]
2022-09-13 5:03 ` Huang, Kai
2022-09-13 9:01 ` Dave Hansen
2022-09-13 15:21 ` Sathyanarayanan Kuppuswamy
2022-09-14 11:36 ` Dave Hansen
2022-09-14 15:36 ` Sathyanarayanan Kuppuswamy
2022-09-14 16:12 ` Dave Hansen
2022-09-14 16:25 ` Sathyanarayanan Kuppuswamy
2022-09-15 0:30 ` Sathyanarayanan Kuppuswamy
2022-09-15 11:07 ` Greg Kroah-Hartman
2022-09-15 11:09 ` Greg Kroah-Hartman
2022-09-15 15:22 ` Sathyanarayanan Kuppuswamy
2022-09-16 8:12 ` Greg Kroah-Hartman
2022-09-09 19:27 ` [PATCH v13 2/3] selftests: tdx: Test TDX attestation GetReport support Kuppuswamy Sathyanarayanan
2022-09-12 7:17 ` Huang, Kai
2022-09-12 22:06 ` Sathyanarayanan Kuppuswamy
2022-09-12 22:54 ` Huang, Kai
2022-09-12 7:21 ` Huang, Kai
2022-09-12 21:38 ` Sathyanarayanan Kuppuswamy
2022-09-12 22:56 ` Huang, Kai
2022-09-09 19:27 ` [PATCH v13 3/3] Documentation/x86: Document TDX attestation process Kuppuswamy Sathyanarayanan
2022-09-12 7:04 ` Huang, Kai
2022-09-12 14:15 ` Sathyanarayanan Kuppuswamy
2022-09-12 21:01 ` Huang, Kai
2022-09-13 17:54 ` Kirill A . Shutemov
2022-09-13 18:25 ` Sathyanarayanan Kuppuswamy
2022-09-14 1:23 ` Sathyanarayanan Kuppuswamy
2022-09-14 13:41 ` Kirill A. Shutemov
2022-09-14 21:09 ` Huang, Kai
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