linux-kernel - Re: [PATCH] gpiolib: add another might

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Message-ID: <20120913083623.GH19497@pengutronix.de>
Date:	Thu, 13 Sep 2012 10:36:23 +0200
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	Grant Likely <grant.likely@...retlab.ca>,
	Linus Walleij <linus.walleij@...aro.org>
Cc:	linux-kernel@...r.kernel.org, kernel@...gutronix.de
Subject: Re: [PATCH] gpiolib: add another might_sleep

Hello,

On Mon, Aug 29, 2011 at 01:01:42PM -0600, Grant Likely wrote:
> On Thu, Feb 17, 2011 at 10:18:53PM +0100, Uwe Kleine-König wrote:
> > Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> 
> Applied, thanks.
I cannot see it in Linus' tree?!

> > ---
> >  drivers/gpio/gpiolib.c |    1 +
> >  1 files changed, 1 insertions(+), 0 deletions(-)
> > 
> > diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
> > index 5fc5e2d..2c9f814 100644
> > --- a/drivers/gpio/gpiolib.c
> > +++ b/drivers/gpio/gpiolib.c
> > @@ -1207,6 +1207,7 @@ int gpio_request(unsigned gpio, const char *label)
> >  	if (chip->request) {
> >  		/* chip->request may sleep */
> >  		spin_unlock_irqrestore(&gpio_lock, flags);
> > +		might_sleep_if(chip->can_sleep);
> >  		status = chip->request(chip, gpio - chip->base);
> >  		spin_lock_irqsave(&gpio_lock, flags);
> >  
> > -- 
> > 1.7.2.3
> > 

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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