On Wed, Feb 26, 2014 at 10:15:57PM +0530, Rashika Kheria wrote:
> On Wed, Feb 26, 2014 at 10:11 PM, Josh Triplett <josh@xxxxxxxxxxxxxxxx> wrote:
> > On Wed, Feb 26, 2014 at 10:08:26PM +0530, Rashika Kheria wrote:
> >> Mark function as static in cpufreq.c because it is not
> >> used outside this file.
> >>
> >> This eliminates the following warning in cpufreq.c:
> >> drivers/cpufreq/cpufreq.c:355:9: warning: no previous prototype for 'show_boost' [-Wmissing-prototypes]
> >>
> >> Signed-off-by: Rashika Kheria <rashika.kheria@xxxxxxxxx>
> >
> > I don't see any uses of this function in cpufreq.c; have uses appeared
> > in a development branch?
> >
>
> It isn't used directly but through "define_one_global_rw(boost);".
>
> The "define_one_global_rw()" is defined in include/linux/cpufreq.h. It
> therefore, need the definition of the function.
Ah, that's quite non-obvious. Hiding the "show_" makes that hard to
grep for.
Reviewed-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
> >> drivers/cpufreq/cpufreq.c | 2 +-
> >> 1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> >> index 08ca8c9..54fd670 100644
> >> --- a/drivers/cpufreq/cpufreq.c
> >> +++ b/drivers/cpufreq/cpufreq.c
> >> @@ -352,7 +352,7 @@ EXPORT_SYMBOL_GPL(cpufreq_notify_post_transition);
> >> /*********************************************************************
> >> * SYSFS INTERFACE *
> >> *********************************************************************/
> >> -ssize_t show_boost(struct kobject *kobj,
> >> +static ssize_t show_boost(struct kobject *kobj,
> >> struct attribute *attr, char *buf)
> >> {
> >> return sprintf(buf, "%d\n", cpufreq_driver->boost_enabled);
> >> --
> >> 1.7.9.5
> >>
>
>
>
> --
> Rashika Kheria
> B.Tech CSE
> IIIT Hyderabad
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