From: Borislav Petkov <bp@alien8.de>
To: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, Shuah Khan <shuah@kernel.org>,
Jonathan Corbet <corbet@lwn.net>,
"H . Peter Anvin" <hpa@zytor.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
Tony Luck <tony.luck@intel.com>, Kai Huang <kai.huang@intel.com>,
Wander Lairson Costa <wander@redhat.com>,
Isaku Yamahata <isaku.yamahata@gmail.com>,
marcelo.cerri@canonical.com, tim.gardner@canonical.com,
khalid.elmously@canonical.com, philip.cox@canonical.com,
linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
linux-doc@vger.kernel.org
Subject: Re: [PATCH v14 1/3] x86/tdx: Make __tdx_module_call() usable in driver module
Date: Wed, 12 Oct 2022 12:18:23 +0200 [thread overview]
Message-ID: <Y0aUb3n7ouaeAt2a@zn.tnic> (raw)
In-Reply-To: <20220928215535.26527-2-sathyanarayanan.kuppuswamy@linux.intel.com>
On Wed, Sep 28, 2022 at 02:55:33PM -0700, Kuppuswamy Sathyanarayanan wrote:
> To support TDX attestation, the TDX guest user interface driver must
> use the __tdx module_call() function in the driver to allow the user to
> obtain the TDREPORT.
>
> So export the __tdx_module_call() and move the TDX Module IDs to
> asm/tdx.h.
The functions with the __ prefix are usually lower-level interfaces
which should be internal. Usually.
Why aren't you exporting the tdx_module_call() one instead?
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2022-10-12 10:18 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-28 21:55 [PATCH v14 0/3] Add TDX Guest Attestation support Kuppuswamy Sathyanarayanan
2022-09-28 21:55 ` [PATCH v14 1/3] x86/tdx: Make __tdx_module_call() usable in driver module Kuppuswamy Sathyanarayanan
2022-10-12 10:18 ` Borislav Petkov [this message]
2022-10-12 13:35 ` Sathyanarayanan Kuppuswamy
2022-10-12 14:27 ` Borislav Petkov
2022-10-12 15:44 ` Sathyanarayanan Kuppuswamy
2022-10-12 16:23 ` Greg Kroah-Hartman
2022-10-12 17:13 ` Sathyanarayanan Kuppuswamy
2022-10-12 17:26 ` Greg Kroah-Hartman
2022-10-12 18:11 ` Sathyanarayanan Kuppuswamy
2022-09-28 21:55 ` [PATCH v14 2/3] virt: Add TDX guest driver Kuppuswamy Sathyanarayanan
2022-09-29 18:02 ` Wander Lairson Costa
2022-09-29 18:11 ` Sathyanarayanan Kuppuswamy
2022-09-30 12:22 ` Greg Kroah-Hartman
2022-09-30 15:27 ` Sathyanarayanan Kuppuswamy
2022-10-12 15:47 ` Borislav Petkov
2022-10-12 23:01 ` Sathyanarayanan Kuppuswamy
2022-10-13 13:21 ` Borislav Petkov
2022-09-28 21:55 ` [PATCH v14 3/3] selftests: tdx: Test TDX attestation GetReport support Kuppuswamy Sathyanarayanan
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