From mboxrd@z Thu Jan  1 00:00:00 1970
From: john@jjdev.com (John de la Garza)
Date: Wed, 26 Feb 2014 11:47:41 -0800
Subject: How to use pr_debug
In-Reply-To: <CABMudhS65ghDsA56NGmayAt8wwgvX+miLX2a1SB__xbXhq_7Kw@mail.gmail.com>
References: <CABMudhS65ghDsA56NGmayAt8wwgvX+miLX2a1SB__xbXhq_7Kw@mail.gmail.com>
Message-ID: <20140226194740.GA15616@vega.jjdev.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Wed, Feb 26, 2014 at 11:35:23AM -0800, m silverstri wrote:
> I am using 'pr_debug()' to print debug statements. But I don't see
> anything in my serial console. But when I use pr_info(), I see the
> debug statements.
> Do I need to do anything to see pr_debug()?

add this to the top of the file (before the includes)

#define DEBUG


on my system the output goes to /var/log/debug