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Message-ID: <CAGxU2F68_3nAzgPNj0m1SX-RPumuM2utX6B0-s4GDvFixJmt7g@mail.gmail.com>
Date: Mon, 24 Mar 2025 10:00:13 +0100
From: Stefano Garzarella <sgarzare@...hat.com>
To: Jarkko Sakkinen <jarkko@...nel.org>, Borislav Petkov <bp@...en8.de>
Cc: Tom Lendacky <thomas.lendacky@....com>, Peter Huewe <peterhuewe@....de>,
Jason Gunthorpe <jgg@...pe.ca>, x86@...nel.org, linux-kernel@...r.kernel.org,
linux-integrity@...r.kernel.org, Dov Murik <dovmurik@...ux.ibm.com>,
Dionna Glaze <dionnaglaze@...gle.com>, linux-coco@...ts.linux.dev,
James Bottomley <James.Bottomley@...senpartnership.com>,
Claudio Carvalho <cclaudio@...ux.ibm.com>, Ingo Molnar <mingo@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>, Thomas Gleixner <tglx@...utronix.de>,
Dave Hansen <dave.hansen@...ux.intel.com>, Joerg Roedel <jroedel@...e.de>
Subject: Re: [PATCH v3 1/4] x86/sev: add SVSM vTPM probe/send_command functions
On Sat, Mar 22, 2025 at 10:17:03PM +0200, Jarkko Sakkinen wrote:
>On Fri, Mar 21, 2025 at 11:05:20PM +0100, Borislav Petkov wrote:
>> On Fri, Mar 21, 2025 at 10:01:17AM +0100, Stefano Garzarella wrote:
>> > Just a note, patch 2 adds `include/linux/svsm_vtpm.h`, that file is
>> > basically a translation of the AMD SVSM specification into structures and
>> > functions used to communicate with SVSM in the way it is defined by the
>> > specification.
>> >
>> > I realized that the file does not fall under any section of MAINTAINERS.
>> > How do you suggest we proceed?
>> >
>> > Should we create an SVSM section to maintain it, including the TPM driver
>> > and future other drivers,etc.?
>>
>> This all belongs to the TPM drivers, right?
For now yes, we may have other devices in the future, but we can think
about that later.
>>
>> I.e., drivers/char/tpm/
>>
>> So I guess add that header to the TPM DEVICE DRIVER section if the gents there
>> are fine with it...
>
>It's fine for me but I'd suggest to rename the header as "tpm_svsm.h".
>Then this will already provide coverage:
>
>https://web.git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git/commit/?id=a2fbcecc7027944a2ce447d4dd72725c5822321f
>
Great, I'll rename it and send v4.
Thanks,
Stefano
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