linux-kernel - Re: [PATCH 2/5 V2] mmc: core: call pm_runtime_put_noidle in pm_runtime_get

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Message-ID: <CAK=WgbZUrVCeFhXjBGirJmYehy2MDnWYF8OVjyMTgfx5sK5_zQ@mail.gmail.com>
Date:	Mon, 8 Apr 2013 15:48:52 +0300
From:	Ohad Ben-Cohen <ohad@...ery.com>
To:	Li Fei <fei.li@...el.com>
Cc:	Chris Ball <cjb@...top.org>,
	"ulf.hansson" <ulf.hansson@...aro.org>,
	"johan.rudholm" <johan.rudholm@...ricsson.com>,
	subhashj <subhashj@...eaurora.org>,
	"rafael.j.wysocki" <rafael.j.wysocki@...el.com>,
	"thierry.reding" <thierry.reding@...onic-design.de>,
	"sachin.kamat" <sachin.kamat@...aro.org>,
	"linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Chuansheng Liu <chuansheng.liu@...el.com>,
	"Coelho, Luciano" <coelho@...com>
Subject: Re: [PATCH 2/5 V2] mmc: core: call pm_runtime_put_noidle in
 pm_runtime_get_sync failed case

On Mon, Apr 8, 2013 at 4:36 AM, Li Fei <fei.li@...el.com> wrote:
> Even in failed case of pm_runtime_get_sync, the usage_count
> is incremented. In order to keep the usage_count with correct
> value and runtime power management to behave correctly, call
> pm_runtime_put_noidle in such case.
>
> Signed-off-by Liu Chuansheng <chuansheng.liu@...el.com>
> Signed-off-by: Li Fei <fei.li@...el.com>

Acked-by: Ohad Ben-Cohen <ohad@...ery.com>

BTW, Li, could you please move to _noidle in those other places where
your previous patch was already applied? I think we have at least the
12xx driver (cc'ing Luca).

Thanks!
Ohad.
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