linux-kernel - Re: [PATCH] gpio: samsung: use pr

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Date:	Tue, 11 Sep 2012 15:35:25 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Ryan Mallon' <rmallon@...il.com>
Cc:	'Grant Likely' <grant.likely@...retlab.ca>,
	'Linus Walleij' <linus.walleij@...aro.org>,
	linux-kernel@...r.kernel.org, 'Jingoo Han' <jg1.han@...sung.com>
Subject: Re: [PATCH] gpio: samsung: use pr_* instead of printk

On Tuesday, September 11, 2012 3:09 PM Ryan Mallon wrote
> 
> On 10/09/12 21:59, Jingoo Han wrote:
> > This patch uses pr_* instead of printk.
> >
> > Signed-off-by: Jingoo Han <jg1.han@...sung.com> ---
> > drivers/gpio/gpio-samsung.c |    6 +++--- 1 files changed, 3
> > insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/gpio/gpio-samsung.c
> > b/drivers/gpio/gpio-samsung.c index ba126cc..e38d990 100644 ---
> > a/drivers/gpio/gpio-samsung.c +++ b/drivers/gpio/gpio-samsung.c @@
> > -45,7 +45,7 @@ #ifndef DEBUG_GPIO #define gpio_dbg(x...) do { } while
> > (0) #else -#define gpio_dbg(x...) printk(KERN_DEBUG x) +#define
> > gpio_dbg(x...) pr_debug(x)
> 
> This is a functional change since pr_debug compiles away to nothing
> unless DEBUG is defined, so now you need to define both DEBUG and
> DEBUG_GPIO for this to print.
> 
> A better fix would be to just replace calls to gpio_dbg with pr_debug.
> 
> ~Ryan

Hi Ryan Mallon,

OK, I will replace gpio_dbg with pr_debug as you mentioned.
Thank you.

Best regards,
Jingoo Han


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