linux-kernel - Re: [PATCH] cpuidle: Fix Coding style reported by checkpatch.pl

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Date:	Mon, 14 Jul 2014 20:08:13 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	pramod gurav <pramod.gurav.etc@...il.com>
Cc:	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
	Daniel Lezcano <daniel.lezcano@...aro.org>
Subject: Re: [PATCH] cpuidle: Fix Coding style reported by checkpatch.pl

On Monday, July 14, 2014 12:40:24 PM pramod gurav wrote:
> Hi Rafael,
> 
> Can we consider these changes if there are  no issues with this?

Well, are you "fixing" checkpatch.pl warnings just for the sake of
this or is there a deeper reason?

Rafael


> On Fri, Jun 20, 2014 at 4:28 PM, pramod gurav
> <pramod.gurav.etc@...il.com> wrote:
> > +linux-pm
> >
> > On Fri, Jun 20, 2014 at 4:27 PM, Pramod Gurav
> > <pramod.gurav.etc@...il.com> wrote:
> >> Fixed: ERROR: do not use assignment in if condition
> >> Fixed: WARNING: EXPORT_SYMBOL should immediately follow its function
> >> Fixed: WARNING: line over 80 characters in a comment
> >>
> >> CC: Rafael J. Wysocki <rjw@...ysocki.net>
> >> CC: Daniel Lezcano <daniel.lezcano@...aro.org>
> >>
> >> Signed-off-by: Pramod Gurav <pramod.gurav.etc@...il.com>
> >> ---
> >>  drivers/cpuidle/cpuidle.c |   18 ++++++++----------
> >>  1 file changed, 8 insertions(+), 10 deletions(-)
> >>
> >> diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
> >> index 8236746..2c8752e 100644
> >> --- a/drivers/cpuidle/cpuidle.c
> >> +++ b/drivers/cpuidle/cpuidle.c
> >> @@ -179,7 +179,9 @@ void cpuidle_reflect(struct cpuidle_device *dev, int index)
> >>  void cpuidle_install_idle_handler(void)
> >>  {
> >>         if (enabled_devices) {
> >> -               /* Make sure all changes finished before we switch to new idle */
> >> +               /*
> >> +                * Make sure all changes finished before we switch to new idle
> >> +                */
> >>                 smp_wmb();
> >>                 initialized = 1;
> >>         }
> >> @@ -204,7 +206,6 @@ void cpuidle_pause_and_lock(void)
> >>         mutex_lock(&cpuidle_lock);
> >>         cpuidle_uninstall_idle_handler();
> >>  }
> >> -
> >>  EXPORT_SYMBOL_GPL(cpuidle_pause_and_lock);
> >>
> >>  /**
> >> @@ -215,7 +216,6 @@ void cpuidle_resume_and_unlock(void)
> >>         cpuidle_install_idle_handler();
> >>         mutex_unlock(&cpuidle_lock);
> >>  }
> >> -
> >>  EXPORT_SYMBOL_GPL(cpuidle_resume_and_unlock);
> >>
> >>  /* Currently used in suspend/resume path to suspend cpuidle */
> >> @@ -267,9 +267,11 @@ int cpuidle_enable_device(struct cpuidle_device *dev)
> >>         if (ret)
> >>                 return ret;
> >>
> >> -       if (cpuidle_curr_governor->enable &&
> >> -           (ret = cpuidle_curr_governor->enable(drv, dev)))
> >> -               goto fail_sysfs;
> >> +       if (cpuidle_curr_governor->enable) {
> >> +               ret = cpuidle_curr_governor->enable(drv, dev);
> >> +               if (ret)
> >> +                       goto fail_sysfs;
> >> +       }
> >>
> >>         smp_wmb();
> >>
> >> @@ -283,7 +285,6 @@ fail_sysfs:
> >>
> >>         return ret;
> >>  }
> >> -
> >>  EXPORT_SYMBOL_GPL(cpuidle_enable_device);
> >>
> >>  /**
> >> @@ -311,7 +312,6 @@ void cpuidle_disable_device(struct cpuidle_device *dev)
> >>         cpuidle_remove_device_sysfs(dev);
> >>         enabled_devices--;
> >>  }
> >> -
> >>  EXPORT_SYMBOL_GPL(cpuidle_disable_device);
> >>
> >>  static void __cpuidle_unregister_device(struct cpuidle_device *dev)
> >> @@ -399,7 +399,6 @@ out_unregister:
> >>         __cpuidle_unregister_device(dev);
> >>         goto out_unlock;
> >>  }
> >> -
> >>  EXPORT_SYMBOL_GPL(cpuidle_register_device);
> >>
> >>  /**
> >> @@ -423,7 +422,6 @@ void cpuidle_unregister_device(struct cpuidle_device *dev)
> >>
> >>         cpuidle_resume_and_unlock();
> >>  }
> >> -
> >>  EXPORT_SYMBOL_GPL(cpuidle_unregister_device);
> >>
> >>  /**
> >> --
> >> 1.7.9.5
> >>
> >
> >
> >
> > --
> > Thanks and Regards
> > Pramod
> 
> 
> 
> 

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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