Re: RFC: Use dynamic-debug with pr_debug when -DDEBUG is set

From: Joe Perches
Date: Wed Aug 10 2011 - 21:03:56 EST


On Wed, 2011-08-10 at 20:20 -0400, Jason Baron wrote:
> On Wed, Aug 10, 2011 at 05:01:37PM -0700, Joe Perches wrote:
> > Perhaps another way to enable pr_debug use
> > is to reverse the order of dynamic_pr_debug
> > defines.
> > ie: change printk.h:
> > #if defined(CONFIG_DYNAMIC_DEBUG)
> > /* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */
> > #define pr_debug(fmt, ...) \
> > dynamic_pr_debug(fmt, ##__VA_ARGS__)
> > #elif defined(DEBUG)
> > #define pr_debug(fmt, ...) \
> > printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
> > and change dynamic_debug.h:
> > #define DPRINTK_FLAGS_DEFAULT 0
> > to:
> > #if defined DEBUG
> > #define DPRINTK_FLAGS_DEFAULT DPRINTK_FLAGS_PRINT
> > #else
> > #define DPRINT_FLAGS_DEFAULT 0
> > #endif
> > That seems pretty sensible to me. Jason?
> cool idea. I like it.

You've got a bunch of patches ready to
be pulled/queued, so I think you should
do it.

cheers, Joe


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