linux-kernel - Re: [PATCH 0/7] power_supply: Decrement the device reference counter

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Message-ID: <20141015121841.GA26579@amd>
Date:	Wed, 15 Oct 2014 14:18:41 +0200
From:	Pavel Machek <pavel@....cz>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Linus Walleij <linus.walleij@...aro.org>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Sebastian Reichel <sre@...nel.org>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Lv Zheng <lv.zheng@...el.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-pm@...r.kernel.org, Anton Vorontsov <anton@...msg.org>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH 0/7] power_supply: Decrement the device reference counter

Hi!

> The reference counter of device allocated for power supply was
> incremented with each call to power_supply_get_by_name() and
> power_supply_get_by_phandle().
> 
> Add a symmetric 'put' operation so the device could be released after
> final put_device() call during supply unregistering.
> 
> 
> Rebased on next-20141007 + mine [1] patchset.
> Tested on Trats2 board (max77693 + charger manager).
> 
> Kindly asking for reviewing/testing other drivers.

I'm not sure if we should support power_supply_put(NULL), but
otherwise the series looks ok to me.

Acked-by: Pavel Machek <pavel@....cz>

-- 
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