Messages in this thread |  | | | Subject | Re: [PATCH 06/14] [media] cx18: Use current logging styles | | From | Joe Perches <> | | Date | Sat, 27 Aug 2011 10:31:06 -0700 |
| |
On Sat, 2011-08-27 at 19:05 +0200, Jean-Francois Moine wrote: > On Sat, 27 Aug 2011 09:42:32 -0700 > Joe Perches <joe@perches.com> wrote: > > > Andy, I fully understand how this stuff works. > > You apparently don't (yet). > > > > Look at include/linux/printk.h > > > > #ifndef pr_fmt > > #define pr_fmt(fmt) fmt > > #endif > > > > A default empty define is used when one > > is not specified before printk.h is > > included. kernel.h includes printk.h > > Hi Joe, > > Yes, but, what if pr_fmt is redefined in some driver specific include > by: > > #undef pr_fmt > #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
Of course that's possible.
But any pr_<level> that is used by any .h file that is included before this redefine like for instance netdevice.h doesn't have a properly specified pr_fmt.
|  |