linux-kernel - Re: gpiolib and sleeping gpios

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Message-ID: <294115.59939.qm@web180308.mail.gq1.yahoo.com>
Date:	Wed, 23 Jun 2010 06:39:09 -0700 (PDT)
From:	David Brownell <david-b@...bell.net>
To:	Jani Nikula <ext-jani.1.nikula@...ia.com>
Cc:	Ryan Mallon <ryan@...ewatersys.com>,
	linux kernel <linux-kernel@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Brownell <dbrownell@...rs.sourceforge.net>,
	"gregkh@...e.de" <gregkh@...e.de>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
Subject: Re: gpiolib and sleeping gpios



--- On Wed, 6/23/10, Jani Nikula <ext-jani.1.nikula@...ia.com> wrote:

> -    WARN_ON(extra_checks &&
> chip->can_sleep);
> +    might_sleep_if(chip->can_sleep);

 That looks like the right track.  For
those cases the "extra_checks" should
not be optional ... thanks.

- Dave


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