From mboxrd@z Thu Jan  1 00:00:00 1970
From: greg@kroah.com (Greg KH)
Date: Tue, 10 May 2016 09:33:46 +0200
Subject: pr_debug
In-Reply-To: <20160510072135.GA3976@eros.local>
References: <20160510072135.GA3976@eros.local>
Message-ID: <20160510073346.GA11521@kroah.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Tue, May 10, 2016 at 05:21:35PM +1000, Tobin Harding wrote:
> pr_debug messages do not appear in dmesg output (or via cat /proc/kmsg). I have
> set console level to 8 (cat /proc/sys/kernel/printk -> 8 1 4 8).
> 
> Any suggestions please?

Please read Documentation/dynamic-debug-howto.txt