Re: New warning: PRMT not found

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On Mon, Sep 6, 2021 at 1:51 PM Paul Menzel <pmenzel@xxxxxxxxxxxxx> wrote:
>
> Dear Rafael, dear Len,
>
>
> Intel’s MTA rejects Erik’s address:
>
>      <erik.kaneda@xxxxxxxxx>: host mga17.intel.com[192.55.52.151] said:
> 550 #5.1.0
>          Address rejected. (in reply to RCPT TO command)
>
> So, I assume Erik left Intel.
>
>
> Am 26.07.21 um 09:42 schrieb Paul Menzel:
> > Dear Erik,
> >
> >
> > The new code added in commit cefc7ca462 (ACPI: PRM: implement
> > OperationRegion handler for the PlatformRtMechanism subtype) causes
> > Linux to log a warning on my desktop system Asus F2A85-M PRO.
> >
> >      PRMT not found
> >
> > The help text for the Kconfig option `ACPI_PRMT` suggests it’s mainly
> > used for server systems, so the warning does not apply to a lot of
> > systems. Therefore, in my opinion, the option should not be selected by
> > default, or the warning be removed or demoted, and phrased in a way,
> > that users can understand the consequences.
>
> The new warning shows up on a lot of systems, with no indication what to
> do about it or why Linux actually warns about it.
>
> Should the message be removed entirely? Or is there another indicator
> for systems where absent PRMT causes problems, so should be warned about?

This should be addressed by commit 2bbfa0addd63 "ACPI: PRM: Deal with
table not present or no module found", or yet another fix is needed.

Thanks!



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