linux-kernel - Re: [PATCH v6 3/4] drivers/acpi: Introduce Platform Firmware Runtime Update Telemetry

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Message-ID: <YXZTTQLRC/4SQFl+@kroah.com>
Date:   Mon, 25 Oct 2021 08:48:45 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Chen Yu <yu.c.chen@...el.com>
Cc:     linux-acpi@...r.kernel.org,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Ard Biesheuvel <ardb@...nel.org>, Len Brown <lenb@...nel.org>,
        Ashok Raj <ashok.raj@...el.com>,
        Andy Shevchenko <andriy.shevchenko@...el.com>,
        Mike Rapoport <rppt@...nel.org>,
        Aubrey Li <aubrey.li@...el.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 3/4] drivers/acpi: Introduce Platform Firmware Runtime
 Update Telemetry

On Mon, Oct 25, 2021 at 02:25:27PM +0800, Chen Yu wrote:
> Platform Firmware Runtime Update(PFRU) Telemetry Service is part of RoT
> (Root of Trust), which allows PFRU handler and other PFRU drivers to
> produce telemetry data to upper layer OS consumer at runtime.
> 
> The linux provides interfaces for the user to query the parameters of
> telemetry data, and the user could read out the telemetry data
> accordingly.
> 
> The corresponding userspace tool and man page will be introduced at
> tools/power/acpi/pfru.
> 
> Signed-off-by: Chen Yu <yu.c.chen@...el.com>

The review comments I made on the previous patch in this series also
apply here.

thanks,

greg k-h