Re: [PATCH 1/2] cpufreq: Improve debug prints
From: Joe Perches
Date: Wed Oct 17 2012 - 02:04:30 EST
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
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
This should create prefixes like
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