linux-kernel - Re: [PATCH] drm/exynos: fix building without CONFIG_PM

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Message-ID: <2340022.8FaqkycQpP@wuerfel>
Date:	Tue, 26 Jan 2016 13:56:22 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Inki Dae <inki.dae@...sung.com>
Cc:	Joonyoung Shim <jy0922.shim@...sung.com>,
	Seung-Woo Kim <sw0312.kim@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	dri-devel@...ts.freedesktop.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH] drm/exynos: fix building without CONFIG_PM_SLEEP

On Tuesday 26 January 2016 15:21:41 Inki Dae wrote:
> > -#ifdef CONFIG_PM_SLEEP
> 
> How about just changing it to CONFIG_PM for consistency of other kms drivers?
> Actually, I had modified it to PM since original auther, Gustavo Padovan, posted runtime pm support.
> However, it seems missing this one.

Everybody gets the #ifdef's wrong, so the __maybe_unused approach is
being used increasingly all over the kernel.

	Arnd