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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Daniel Palmer <daniel@0x0f.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-serial@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] serial: 8250_dw: Mark acpi match table as maybe unused
Date: Fri, 1 Oct 2021 00:04:12 +0300 [thread overview]
Message-ID: <YVYmTL8WsgYnxPwc@smile.fi.intel.com> (raw)
In-Reply-To: <CAFr9PXkgDaXPb+h3TFmS4VVzzmPqjJJj0Y4cd_ZTUgqMbNZUSA@mail.gmail.com>
On Fri, Oct 01, 2021 at 12:31:34AM +0900, Daniel Palmer wrote:
> On Fri, 1 Oct 2021 at 00:24, Andy Shevchenko
> <andriy.shevchenko@linux.intel.com> wrote:
> > And incorrect fix. See my patches regarding to the topic
> > (`git log --grep ACPI_PTR`) and do accordingly, i.e. drop
> > ACPI_PTR() for good.
>
> Something like 349bff48ae0f5f8aa2075d0bdc2091a30bd634f6?
>
> Doesn't this mean the ACPI table ends up in kernels that will never use ACPI?
Yes. Is it a problem (*)? If so, you need to use ifdeffery, since __maybe_unused is
not for the ID tables.
*) while justifying this you also need to show why it's a problem specific
to the ACPI IDs and not a problem for OF ones, which we have tons of in the
Linux kernel without any guards (ifdeffery).
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2021-09-30 21:04 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-30 12:49 Daniel Palmer
2021-09-30 15:23 ` Andy Shevchenko
2021-09-30 15:31 ` Daniel Palmer
2021-09-30 21:04 ` Andy Shevchenko [this message]
2021-10-01 0:16 ` Daniel Palmer
2021-10-05 12:14 ` Andy Shevchenko
2021-10-05 12:41 ` Daniel Palmer
2021-10-06 16:01 ` Andy Shevchenko
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