linux-hardening - Re: [PATCH] platform/x86: thinkpad_acpi: Prefer struct

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Message-ID: <YUn+Jfx9a+Ad1PsK@kroah.com>
Date:   Tue, 21 Sep 2021 17:45:41 +0200
From:   Greg KH <greg@...ah.com>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     Kees Cook <keescook@...omium.org>, Len Baker <len.baker@....com>,
        Henrique de Moraes Holschuh <hmh@....eng.br>,
        Mark Gross <mgross@...ux.intel.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        ibm-acpi-devel@...ts.sourceforge.net,
        platform-driver-x86@...r.kernel.org,
        linux-hardening@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] platform/x86: thinkpad_acpi: Prefer struct_size over
 open coded arithmetic

On Tue, Sep 21, 2021 at 05:38:39PM +0200, Hans de Goede wrote:
> > All attributes for this driver are documented in Documentation/ABI/,
> > right? :)
> 
> I'm not sure if all attributes are documented, but a lot of them
> (including all recently added ones) are documented in:
> Documentation/admin-guide/laptops/thinkpad-acpi.rst

They should also go into Documentation/ABI/ which is where sysfs files
are documented.  We are working on tools that make parsing that easier,
so it would be good to keep them out of other random documentation
files whenever possible.

thanks,

greg k-h