Re: [PATCH 1/2] cpufreq: Improve debug prints

[Joe Perches]

On Wed, 2012-10-17 at 11:25 +0530, Viresh Kumar wrote:
> On 17 October 2012 11:09, Joe Perches <joe@xxxxxxxxxxx> wrote:
> > On Wed, 2012-10-17 at 10:50 +0530, Viresh Kumar wrote:
> >> With debug options on, it is difficult to locate cpufreq core's debug prints.
> > []
> >> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> > []
> >> @@ -15,6 +15,8 @@
> >> +#define pr_fmt(fmt) "cpufreq: " fmt
[]
> > #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

> Sorry, i am not sure how KBUILD_MODNAME is compiled by kernel.

KBUILD_MODNAME is a #define that is set by scripts/Makefile.lib.

> So, if i try KBUILD_MODNAME with my patch i get prints as:
> 
> KBUILD_MODNAME: <print - text>

I believe you are quoting KBUILD_MODNAME

try

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

This should create prefixes like
	"cpufreq: "
and
	"cpufreq_performance: "

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