linux-kernel - Re: [PATCH] serial: 8250_dw: Mark acpi match table as maybe unused

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Message-ID: <YVXWiQWGkzmp6O1A@smile.fi.intel.com>
Date:   Thu, 30 Sep 2021 18:23:53 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Daniel Palmer <daniel@...f.com>
Cc:     gregkh@...uxfoundation.org, linux-serial@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] serial: 8250_dw: Mark acpi match table as maybe unused

On Thu, Sep 30, 2021 at 09:49:50PM +0900, Daniel Palmer wrote:
> When building kernels without ACPI support the table is declared
> but is not used because ACPI_PTR() turns it into a NULL.

Okay.

> Add the __maybe_unused attribute to stop the compiler whining.

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.

-- 
With Best Regards,
Andy Shevchenko