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Date:	Tue, 15 May 2012 18:49:47 -0700
From:	Joe Perches <>
To:	Stephen Hemminger <>
Cc:	"David S. Miller" <>,
	Alexey Kuznetsov <>,
	James Morris <>,
	Hideaki YOSHIFUJI <>,
	Patrick McHardy <>,,
Subject: Re: [PATCH net-next 2/2] net: ipv4 and ipv6: Convert
 printk(KERN_DEBUG to pr_debug

On Tue, 2012-05-15 at 18:35 -0700, Stephen Hemminger wrote:
> On Tue, 15 May 2012 17:11:54 -0700
> Joe Perches <> wrote:
> > Use the current debugging style and enable dynamic_debug.
> > 
> > Signed-off-by: Joe Perches <>
> This changes the action of the system. By default:
>   printk(KERN_DEBUG "foo\n");
> is enabled all the time and prints to log with debug level.
> But your version
>   pr_debug("foo\n");
> defaults to being dropped until the system is built with dynamic
> debug, and that particular debug instance is enabled.
> Since these are all useful, but low priority messages, not I
> don't think disabling them by default is such a great idea now.

Just had that discussion with David Miller.

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