On Tuesday, April 22, 2014 03:24:21 PM Chander Kashyap wrote:
> +cc
> linux...@vger.kernel.org.
And can you please resend the patch? So that it shows up in Patchwork,
for example?
> On 22 April 2014 15:33, Rafael J. Wysocki <r...@rjwysocki.net> wrote:
> > On Tuesday, April 22, 2014 08:27:53 AM Chander Kashyap wrote:
> >> ping
> >
> > Please CC cpuidle patches to linux...@vger.kernel.org.
>
> +cc to linux...@vger.kernel.org.
> Thanks Rafael
>
> >
> > Thanks!
> >
> >> On 10 April 2014 19:57, Tuukka Tikkanen <tuukka.tikka...@linaro.org> wrote:
> >> > On 10 April 2014 16:43, Chander Kashyap <chander.kash...@linaro.org>
> >> > wrote:
> >> >> In menu_select function we check for correction factor every time.
> >> >> If it is zero we are initializing to unity. Hence move it to init
> >> >> function
> >> >> and initialise by unity, hence avoid repeated comparisons.
> >> >>
> >> >> Signed-off-by: Chander Kashyap <chander.kash...@linaro.org>
> >> >> ---
> >> >> drivers/cpuidle/governors/menu.c | 15 ++++++++-------
> >> >> 1 file changed, 8 insertions(+), 7 deletions(-)
> >> >>
> >> >> diff --git a/drivers/cpuidle/governors/menu.c
> >> >> b/drivers/cpuidle/governors/menu.c
> >> >> index cf7f2f0..048f6d9 100644
> >> >> --- a/drivers/cpuidle/governors/menu.c
> >> >> +++ b/drivers/cpuidle/governors/menu.c
> >> >> @@ -315,13 +315,6 @@ static int menu_select(struct cpuidle_driver *drv,
> >> >> struct cpuidle_device *dev)
> >> >> multiplier = performance_multiplier();
> >> >>
> >> >> /*
> >> >> - * if the correction factor is 0 (eg first time init or cpu
> >> >> hotplug
> >> >> - * etc), we actually want to start out with a unity factor.
> >> >> - */
> >> >> - if (data->correction_factor[data->bucket] == 0)
> >> >> - data->correction_factor[data->bucket] = RESOLUTION *
> >> >> DECAY;
> >> >> -
> >> >> - /*
> >> >> * Force the result of multiplication to be 64 bits even if both
> >> >> * operands are 32 bits.
> >> >> * Make sure to round up for half microseconds.
> >> >> @@ -453,9 +446,17 @@ static int menu_enable_device(struct
> >> >> cpuidle_driver *drv,
> >> >> struct cpuidle_device *dev)
> >> >> {
> >> >> struct menu_device *data = &per_cpu(menu_devices, dev->cpu);
> >> >> + int i;
> >> >>
> >> >> memset(data, 0, sizeof(struct menu_device));
> >> >>
> >> >> + /*
> >> >> + * if the correction factor is 0 (eg first time init or cpu
> >> >> hotplug
> >> >> + * etc), we actually want to start out with a unity factor.
> >> >> + */
> >> >> + for(i = 0; i < BUCKETS; i++)
> >> >> + data->correction_factor[i] = RESOLUTION * DECAY;
> >> >> +
> >> >> return 0;
> >> >> }
> >> >>
> >> >> --
> >> >> 1.7.9.5
> >> >>
> >> >
> >> > Reviewed-by: Tuukka Tikkanen <tuukka.tikka...@linaro.org>
> >>
> >>
> >>
> >>
> >
> > --
> > I speak only for myself.
> > Rafael J. Wysocki, Intel Open Source Technology Center.
>
>
>
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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