linux-kernel - Re: [PATCH v13 2/3] selftests: tdx: Test TDX attestation GetReport support

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Message-ID: <03818e9a85cdde638faf56b66a611ffca3377442.camel@intel.com>
Date:   Mon, 12 Sep 2022 22:56:30 +0000
From:   "Huang, Kai" <kai.huang@...el.com>
To:     "sathyanarayanan.kuppuswamy@...ux.intel.com" 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "shuah@...nel.org" <shuah@...nel.org>,
        "dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>,
        "x86@...nel.org" <x86@...nel.org>, "bp@...en8.de" <bp@...en8.de>
CC:     "linux-kselftest@...r.kernel.org" <linux-kselftest@...r.kernel.org>,
        "ak@...ux.intel.com" <ak@...ux.intel.com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "wander@...hat.com" <wander@...hat.com>,
        "tim.gardner@...onical.com" <tim.gardner@...onical.com>,
        "hpa@...or.com" <hpa@...or.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "isaku.yamahata@...il.com" <isaku.yamahata@...il.com>,
        "kirill.shutemov@...ux.intel.com" <kirill.shutemov@...ux.intel.com>,
        "Luck, Tony" <tony.luck@...el.com>,
        "marcelo.cerri@...onical.com" <marcelo.cerri@...onical.com>,
        "Cox, Philip" <philip.cox@...onical.com>,
        "khalid.elmously@...onical.com" <khalid.elmously@...onical.com>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>
Subject: Re: [PATCH v13 2/3] selftests: tdx: Test TDX attestation GetReport
 support

On Mon, 2022-09-12 at 14:38 -0700, Sathyanarayanan Kuppuswamy wrote:
> 
> On 9/12/22 12:21 AM, Huang, Kai wrote:
> > On Fri, 2022-09-09 at 12:27 -0700, Kuppuswamy Sathyanarayanan wrote:
> > > Intel's TDX guest driver exposes TDX_CMD_GET_REPORT IOCTL interface to
> > > get the TDREPORT from the user space.
> > 
> > (Sorry missed this one in previous reply).
> > 
> > Also, the IOCTL is to return the TDREPORT _to_ userspace, but not get the
> > TDREPORT _from_ userspace.
> 
> How about following?
> 
> Intel's TDX guest driver exposes TDX_CMD_GET_REPORT IOCTL interface to
> 
> enable guest user space get the TDREPORT.
> 
> 
			 ^
			 to get ?

Sure fine to me (as long as no grammar error).