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From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Lists linaro-kernel <linaro-kernel@lists.linaro.org>,
	Patch Tracking <patches@linaro.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Daniel Lezcano <daniel.lezcano@linaro.org>
Subject: Re: [PATCH V2 13/16] cpuidle: free all state kobjects from cpuidle_free_state_kobj()
Date: Thu, 21 Nov 2013 02:05:06 +0100	[thread overview]
Message-ID: <7256587.cI3URDaS0R@vostro.rjw.lan> (raw)
In-Reply-To: <CAKohpokQh_Awj2tzhFbqzv8u4zQ2WV0QZP0Sq1tqVQBYemW+gA@mail.gmail.com>

On Wednesday, November 20, 2013 01:33:53 PM Viresh Kumar wrote:
> Fixing Rafael's email id..
> 
> On 20 November 2013 13:33, Viresh Kumar <viresh.kumar@linaro.org> wrote:
> > On 3 October 2013 21:26, Viresh Kumar <viresh.kumar@linaro.org> wrote:
> >> Loop for states is currently present on callers side and so is replicated at
> >> several places. It would be better to move that inside cpuidle_free_state_kobj()
> >> instead.
> >>
> >> This patch does it.
> >>
> >> Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
> >> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
> >> ---
> >>  drivers/cpuidle/sysfs.c | 23 ++++++++++++-----------
> >>  1 file changed, 12 insertions(+), 11 deletions(-)
> >
> > Hi Rafael,
> >
> > You missed applying this one?

I might.  Care to resend?

> >> diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
> >> index e918b6d..ade31a9 100644
> >> --- a/drivers/cpuidle/sysfs.c
> >> +++ b/drivers/cpuidle/sysfs.c
> >> @@ -378,12 +378,17 @@ static struct kobj_type ktype_state_cpuidle = {
> >>         .release = cpuidle_state_sysfs_release,
> >>  };
> >>
> >> -static inline void cpuidle_free_state_kobj(struct cpuidle_device *device, int i)
> >> +static inline void cpuidle_free_state_kobj(struct cpuidle_device *device,
> >> +               int count)
> >>  {
> >> -       kobject_put(&device->kobjs[i]->kobj);
> >> -       wait_for_completion(&device->kobjs[i]->kobj_unregister);
> >> -       kfree(device->kobjs[i]);
> >> -       device->kobjs[i] = NULL;
> >> +       int i;
> >> +
> >> +       for (i = 0; i < count; i++) {
> >> +               kobject_put(&device->kobjs[i]->kobj);
> >> +               wait_for_completion(&device->kobjs[i]->kobj_unregister);
> >> +               kfree(device->kobjs[i]);
> >> +               device->kobjs[i] = NULL;
> >> +       }
> >>  }
> >>
> >>  /**
> >> @@ -419,8 +424,7 @@ static int cpuidle_add_state_sysfs(struct cpuidle_device *device)
> >>         return 0;
> >>
> >>  error_state:
> >> -       for (i = i - 1; i >= 0; i--)
> >> -               cpuidle_free_state_kobj(device, i);
> >> +       cpuidle_free_state_kobj(device, i);
> >>         return ret;
> >>  }
> >>
> >> @@ -430,10 +434,7 @@ error_state:
> >>   */
> >>  static void cpuidle_remove_state_sysfs(struct cpuidle_device *device)
> >>  {
> >> -       int i;
> >> -
> >> -       for (i = 0; i < device->state_count; i++)
> >> -               cpuidle_free_state_kobj(device, i);
> >> +       cpuidle_free_state_kobj(device, device->state_count);
> >>  }
> >>
> >>  #ifdef CONFIG_CPU_IDLE_MULTIPLE_DRIVERS
> >> --
> >> 1.7.12.rc2.18.g61b472e
> >>
-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.

  reply	other threads:[~2013-11-21  0:52 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-03 15:56 [PATCH V2 00/16] CPUIdle: Minor cleanups for 3.13 Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 01/16] cpuidle: fix indentation of cpumask Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 02/16] cpuidle: Fix comments in cpuidle core Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 03/16] cpuidle: make __cpuidle_get_cpu_driver() inline Viresh Kumar
2013-10-03 20:14   ` Paul Walmsley
2013-10-03 15:56 ` [PATCH V2 04/16] cpuidle: make __cpuidle_device_init() return void Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 05/16] cpuidle: make __cpuidle_driver_init() " Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 06/16] cpuidle: rearrange code in __cpuidle_driver_init() Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 07/16] cpuidle: rearrange __cpuidle_register_device() to keep minimal exit points Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 08/16] cpuidle: merge two if() statements for checking error cases Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 09/16] cpuidle: reduce code duplication inside cpuidle_idle_call() Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 10/16] cpuidle: replace multiline statements with single line in cpuidle_idle_call() Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 11/16] cpuidle: call cpuidle_get_driver() from after taking cpuidle_driver_lock Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 12/16] cpuidle: use drv instead of cpuidle_driver in show_current_driver() Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 13/16] cpuidle: free all state kobjects from cpuidle_free_state_kobj() Viresh Kumar
2013-11-20  8:03   ` Viresh Kumar
2013-11-20  8:03     ` Viresh Kumar
2013-11-21  1:05       ` Rafael J. Wysocki [this message]
2013-11-21  3:24         ` Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 14/16] cpuidle: don't calculate time-diff if entered_state < 0 Viresh Kumar
2013-11-20  8:04   ` Viresh Kumar
2013-11-21  1:06     ` Rafael J. Wysocki
2013-10-03 15:56 ` [PATCH V2 15/16] cpuidle: don't call poll_idle_init() for every cpu Viresh Kumar
2013-10-03 15:56 ` [PATCH V2 16/16] cpuidle: remove cpuidle_unregister_governor() Viresh Kumar
2013-10-03 21:07 ` [PATCH V2 00/16] CPUIdle: Minor cleanups for 3.13 Kevin Hilman
2013-10-04  5:23   ` Viresh Kumar
2013-10-23  5:41 ` Viresh Kumar

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