-Convert printk( to pr_foo()
-Add pr_fmt
-Coalesce formats

Cc: Jason Wessel <jason.wessel@windriver.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: NFabian Frederick <fabf@skynet.be>
Signed-off-by: NJason Wessel <jason.wessel@windriver.com>