linux-kernel - Re: [PATCH 1/5] rtc: tegra: protect suspend/resume callbacks with CONFIG_PM

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Message-ID: <20130310223015.GA4743@avionic-0098.mockup.avionic-design.de>
Date:	Sun, 10 Mar 2013 23:30:15 +0100
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	akpm@...ux-foundation.org, a.zummo@...ertech.it,
	swarren@...dotorg.org, rtc-linux@...glegroups.com,
	linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] rtc: tegra: protect suspend/resume callbacks with
 CONFIG_PM_SLEEP

On Sat, Mar 09, 2013 at 11:39:45PM +0530, Laxman Dewangan wrote:
> The CONFIG_PM doesn't actually enable any of the PM callbacks, it
> only allows to enable CONFIG_PM_SLEEP and CONFIG_PM_RUNTIME.
> This means if CONFIG_PM is used to protect system sleep callbacks
> then it may end up unreferenced if only runtime PM is enabled.
> Hence protecting sleep callbacks with CONFIG_PM_SLEEP.
> 
> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
> ---
>  drivers/rtc/rtc-tegra.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Thierry Reding <thierry.reding@...onic-design.de>

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