linux-kernel - Re: [PATCH] drivers/power/sbs-battery.c: don't trigger false supply

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Message-ID: <20120620033103.GA18365@lizard>
Date:	Tue, 19 Jun 2012 20:31:03 -0700
From:	Anton Vorontsov <cbouatmailru@...il.com>
To:	Rhyland Klein <rklein@...dia.com>
Cc:	'Nikolaus Voss' <n.voss@...nmann.de>,
	"'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drivers/power/sbs-battery.c: don't trigger false
 supply_changed event

On Wed, May 09, 2012 at 07:51:05AM -0700, Rhyland Klein wrote:
> On Wed, 2012-05-09 at 2:31, Nikolaus Voss wrote:
> >power_supply_changed() events are triggerd based on the return value
> >of a get_property() call. However the property TECHNOLOGY is
> >hard-coded to LION in this driver, thus always succeeds.
> >
> >So, with the battery removed, this triggers a false battery present
> >uevent. This uevent triggers a new query via power_supply_uevent()
> >which again starts to query all known properties and thus leads to
> >an infinite loop of battery present/not-present uevents.
> >
> >This patch skips the battery presence detection for the hard-coded
> >property TECHNOLOGY.
> >
> >Signed-off-by: Nikolaus Voss <n.voss@...nmann.de>
> 
> Acked-by Rhyland Klein <rklein@...dia.com>

Applied, thanks!

-- 
Anton Vorontsov
Email: cbouatmailru@...il.com
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