of_device.h.
Signed-off-by: Rob Herring
---
Please ack and I will take the series via the DT tree.
Acked-by: Daniel Lezcano
--
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.c
of
function ‘cpuhp_setup_state’
The of_platform.h header is not necessary either, so it and of_address.h
can be dropped.
Signed-off-by: Rob Herring
---
Please ack and I will take the series via the DT tree.
---
Acked-by: Daniel Lezcano
--
<http://www.linaro.org/> Linaro.org │ Open source so
On 21/07/2020 14:42, Pratik Rajesh Sampat wrote:
> v2: https://lkml.org/lkml/2020/7/17/369
> Changelog v2-->v3
> Based on comments from Gautham R. Shenoy adding the following in the
> selftest,
> 1. Grepping modules to determine if already loaded
> 2. Wrapper to enable/disable states
> 3.
On 16/07/2020 14:56, Michael Ellerman wrote:
> On Tue, 14 Jul 2020 22:24:24 +0800, Wei Yongjun wrote:
>> The sparse tool complains as follows:
>>
>> drivers/cpuidle/cpuidle-pseries.c:25:23: warning:
>> symbol 'pseries_idle_driver' was not declared. Should it be static?
>>
>> 'pseries_idle_driver'
On 26/04/2020 14:43, Michael Ellerman wrote:
> This driver is an OF driver, it depends on OF, and uses
> TIMER_OF_DECLARE, so it should select CONFIG_TIMER_OF.
>
> Without CONFIG_TIMER_OF enabled this can lead to warnings such as:
>
> powerpc-linux-ld: warning: orphan section
On 02/04/2019 08:30, William Breathitt Gray wrote:
> From: Patrick Havelange
>
> Common #defines have been moved to "linux/fsl/ftm.h". Thus making use of
> this file.
> Also FTM_SC_CLK_SHIFT has been renamed to FTM_SC_CLK_MASK_SHIFT.
>
> Reviewed-by: Esben Haabendal
> Signed-off-by: Patrick
On 06/03/2019 12:12, Patrick Havelange wrote:
> Common #defines have been moved to "linux/fsl/ftm.h". Thus making use of
> this file.
> Also FTM_SC_CLK_SHIFT has been renamed to FTM_SC_CLK_MASK_SHIFT.
>
> Signed-off-by: Patrick Havelange
> Reviewed-by: Esben Haabenda
Hi Abhishek,
thanks for taking the time to test the different scenario and give us
the numbers.
On 01/04/2019 07:11, Abhishek wrote:
>
>
> On 03/22/2019 06:56 PM, Daniel Lezcano wrote:
>> On 22/03/2019 10:45, Rafael J. Wysocki wrote:
>>> On Fri, Mar 22, 2019
On 22/03/2019 10:45, Rafael J. Wysocki wrote:
> On Fri, Mar 22, 2019 at 8:31 AM Abhishek Goel
> wrote:
>>
>> Currently, the cpuidle governors (menu /ladder) determine what idle state
>> an idling CPU should enter into based on heuristics that depend on the
>> idle history on that CPU. Given that
On 18/02/2019 15:03, Patrick Havelange wrote:
Changelog please
> Signed-off-by: Patrick Havelange
> Reviewed-by: Esben Haabendal
> ---
> drivers/clocksource/timer-fsl-ftm.c | 15 ++-
> 1 file changed, 2 insertions(+), 13 deletions(-)
>
> diff --git
On 08/25/2016 03:46 PM, Balbir Singh wrote:
>
>
> On 25/08/16 01:06, Daniel Lezcano wrote:
>> On 08/24/2016 04:48 PM, Balbir Singh wrote:
>>>
>>>
>>> On 25/08/16 00:44, Daniel Lezcano wrote:
>>>> On 08/19/2016 12:26 AM, Gauth
On 08/24/2016 04:48 PM, Balbir Singh wrote:
>
>
> On 25/08/16 00:44, Daniel Lezcano wrote:
>> On 08/19/2016 12:26 AM, Gautham R. Shenoy wrote:
>>> From: "Gautham R. Shenoy" <e...@linux.vnet.ibm.com>
>>>
>>> Currently all the idle states
On 08/19/2016 12:26 AM, Gautham R. Shenoy wrote:
> From: "Gautham R. Shenoy"
>
> Currently all the idle states registered by a cpu-idle driver are
> enabled by default. This patch adds a mechanism which allows the
> driver to hint if an idle-state should start in a
e_us_delta.
Reported-by: Anton Blanchard <an...@samba.org>
Bisected-by: Shilpasri G Bhat <shilpa.b...@linux.vnet.ibm.com>
Signed-off-by: Shreyas B. Prabhu <shre...@linux.vnet.ibm.com>
---
Acked-by: Daniel Lezcano <daniel.lezc...@linaro.org>
--
<http://www.linaro.or
On 06/30/2016 05:37 PM, Nicolas Pitre wrote:
On Thu, 30 Jun 2016, Daniel Lezcano wrote:
[ ... ]
+ if (likely(nsec < DIV_APPROXIMATION_THRESHOLD)) {
+ u32 usec = nsec;
+
+ usec += usec >> 5;
+ usec = usec >> 10;
+
+
On 06/30/2016 04:34 PM, Shreyas B. Prabhu wrote:
Snooze is a poll idle state in powernv and pseries platforms. Snooze
has a timeout so that if a cpu stays in snooze for more than target
residency of the next available idle state, then it would exit thereby
giving chance to the cpuidle governor
On 06/29/2016 09:06 AM, Shreyas B. Prabhu wrote:
Snooze is a poll idle state in powernv and pseries platforms. Snooze
has a timeout so that if a cpu stays in snooze for more than target
residency of the next available idle state, then it would exit thereby
giving chance to the cpuidle governor
On 06/24/2016 11:00 AM, David Laight wrote:
From: Shreyas B. Prabhu
Sent: 24 June 2016 09:24
Snooze is a poll idle state in powernv and pseries platforms. Snooze
has a timeout so that if a cpu stays in snooze for more than target
residency of the next available idle state, then it would exit
On 06/23/2016 03:35 PM, Shreyas B Prabhu wrote:
On 06/23/2016 03:31 PM, Daniel Lezcano wrote:
On 06/23/2016 11:28 AM, Balbir Singh wrote:
[ ... ]
cpuidle_enter_state()
{
[...]
time_start = local_clock();
[enter idle state]
time_end = local_clock
On 06/23/2016 11:28 AM, Balbir Singh wrote:
[ ... ]
cpuidle_enter_state()
{
[...]
time_start = local_clock();
[enter idle state]
time_end = local_clock();
/*
* local_clock() returns the time in nanosecond, let's shift
* by 10 (divide
CR value.
>
> This patch adds support for this new mechanism in cpuidle powernv driver.
>
> Cc: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
> Cc: Daniel Lezcano <daniel.lezc...@linaro.org>
> Cc: Rob Herring <robh...@kernel.org>
> Cc: Lorenzo Pieralisi <
On Wed, Jun 08, 2016 at 11:54:29AM -0500, Shreyas B. Prabhu wrote:
> Use cpuidle's CPUIDLE_STATE_MAX macro instead of powernv specific
> MAX_POWERNV_IDLE_STATES.
>
> Cc: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
> Cc: Daniel Lezcano <daniel.lezc...@linaro.org>
>
in cpuidle powernv driver.
Cc: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
Cc: Daniel Lezcano <daniel.lezc...@linaro.org>
Cc: linux...@vger.kernel.org
Cc: Michael Ellerman <m...@ellerman.id.au>
Cc: Paul Mackerras <pau...@ozlabs.org>
Cc: linuxppc-dev@lists.ozlabs.org
Reviewed-
...@linaro.org
Signed-off-by: Daniel Lezcano daniel.lezc...@linaro.org
---
arch/powerpc/kernel/time.c | 24
1 file changed, 12 insertions(+), 12 deletions(-)
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 4392250..1be1092 100644
--- a/arch/powerpc
On 05/12/2015 01:31 AM, Rafael J. Wysocki wrote:
On Monday, May 11, 2015 07:40:41 PM Daniel Lezcano wrote:
On 05/10/2015 01:15 AM, Rafael J. Wysocki wrote:
On Saturday, May 09, 2015 10:33:05 PM Rafael J. Wysocki wrote:
On Saturday, May 09, 2015 10:11:41 PM Rafael J. Wysocki wrote
On 05/12/2015 03:23 PM, Rafael J. Wysocki wrote:
On Tuesday, May 12, 2015 10:41:35 AM Daniel Lezcano wrote:
On 05/12/2015 01:31 AM, Rafael J. Wysocki wrote:
On Monday, May 11, 2015 07:40:41 PM Daniel Lezcano wrote:
On 05/10/2015 01:15 AM, Rafael J. Wysocki wrote:
On Saturday, May 09, 2015 10
On 05/10/2015 01:15 AM, Rafael J. Wysocki wrote:
On Saturday, May 09, 2015 10:33:05 PM Rafael J. Wysocki wrote:
On Saturday, May 09, 2015 10:11:41 PM Rafael J. Wysocki wrote:
On Saturday, May 09, 2015 11:19:16 AM Preeti U Murthy wrote:
Hi Rafael,
On 05/08/2015 07:48 PM, Rafael J. Wysocki
On 04/03/2014 05:20 AM, dongsheng.w...@freescale.com wrote:
Hi Daniel,
Thanks for your review. I will fix your comments.
BTW, fix Rafael's email. :)
+#include linux/cpu.h
+#include linux/cpuidle.h
+#include linux/init.h
+#include linux/kernel.h
+#include linux/notifier.h
+
+#include
On 04/03/2014 10:03 AM, dongsheng.w...@freescale.com wrote:
-Original Message-
From: Daniel Lezcano [mailto:daniel.lezc...@linaro.org]
Sent: Thursday, April 03, 2014 2:29 PM
To: Wang Dongsheng-B40534; Wood Scott-B07421
Cc: r...@rjwysocki.net; Li Yang-Leo-R58472; Jin Zhengxiong-R64188
On 04/01/2014 10:33 AM, Dongsheng Wang wrote:
From: Wang Dongsheng dongsheng.w...@freescale.com
Add cpuidle support for e500 family, using cpuidle framework to
manage various low power modes. The new implementation will remain
compatible with original idle method.
I have done test about power
On 04/02/2014 11:36 AM, Daniel Lezcano wrote:
On 04/01/2014 10:33 AM, Dongsheng Wang wrote:
From: Wang Dongsheng dongsheng.w...@freescale.com
Add cpuidle support for e500 family, using cpuidle framework to
manage various low power modes. The new implementation will remain
compatible
On 02/07/2014 09:06 AM, Preeti U Murthy wrote:
From: Thomas Gleixner t...@linutronix.de
On some architectures, in certain CPU deep idle states the local timers stop.
An external clock device is used to wakeup these CPUs. The kernel support for
the
wakeup of these CPUs is provided by the tick
On 02/11/2014 04:58 PM, Thomas Gleixner wrote:
On Tue, 11 Feb 2014, Daniel Lezcano wrote:
On 02/07/2014 09:06 AM, Preeti U Murthy wrote:
Setting the smp affinity on the earliest timer should be handled automatically
with the CLOCK_EVT_FEAT_DYNIRQ flag. Did you look at using this flag ?
How
On 02/11/2014 05:09 PM, Preeti U Murthy wrote:
Hi Daniel,
Thank you very much for the review.
On 02/11/2014 03:46 PM, Daniel Lezcano wrote:
On 02/07/2014 09:06 AM, Preeti U Murthy wrote:
From: Thomas Gleixner t...@linutronix.de
On some architectures, in certain CPU deep idle states
On 6 February 2014 14:16, Nicolas Pitre nicolas.pi...@linaro.org wrote:
The core idle loop now takes care of it.
Signed-off-by: Nicolas Pitre n...@linaro.org
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
___
Linuxppc-dev mailing list
Linuxppc
Hi Nico,
On 6 February 2014 14:16, Nicolas Pitre nicolas.pi...@linaro.org wrote:
The core idle loop now takes care of it.
Signed-off-by: Nicolas Pitre n...@linaro.org
---
arch/powerpc/platforms/powernv/setup.c | 13 +
1 file changed, 1 insertion(+), 12 deletions(-)
diff
with what cpuidle is doing and not delegate
such interaction to arch code.
Architectures implementing arch_cpu_idle() should simply enter
a cheap idle mode in the absence of a proper cpuidle driver.
Signed-off-by: Nicolas Pitre n...@linaro.org
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
On 01/30/2014 05:07 PM, Nicolas Pitre wrote:
On Thu, 30 Jan 2014, Daniel Lezcano wrote:
On 01/30/2014 06:28 AM, Nicolas Pitre wrote:
On Thu, 30 Jan 2014, Preeti U Murthy wrote:
Hi Nicolas,
On 01/30/2014 02:01 AM, Nicolas Pitre wrote:
On Wed, 29 Jan 2014, Nicolas Pitre wrote:
In order
On 01/24/2014 11:21 AM, Preeti U Murthy wrote:
On 01/24/2014 02:38 PM, Daniel Lezcano wrote:
On 01/23/2014 12:15 PM, Preeti U Murthy wrote:
Hi Daniel,
Thank you for the review.
[ ... ]
---
drivers/cpuidle/cpuidle.c | 15 +
drivers/cpuidle/governors/ladder.c | 101
. when FIQs are actually used.
Signed-off-by: Nicolas Pitre n...@linaro.org
Reviewed-by: Daniel Lezcano daniel.lezc...@linaro.org
---
arch/arm/kernel/process.c | 5 -
arch/arm/kernel/setup.c | 7 +++
2 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/arch/arm/kernel
that FIQs are not currently used on ARM64.
Signed-off-by: Nicolas Pitre n...@linaro.org
Reviewed-by: Daniel Lezcano daniel.lezc...@linaro.org
---
arch/arm64/kernel/process.c | 5 -
arch/arm64/kernel/setup.c | 7 +++
2 files changed, 7 insertions(+), 5 deletions(-)
diff --git
On 01/27/2014 07:08 AM, Nicolas Pitre wrote:
... so we can get rid of it entirely.
Signed-off-by: Nicolas Pitre n...@linaro.org
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
include/linux/cpu.h | 1 -
kernel/cpu/idle.c | 2 --
2 files changed, 3 deletions(-)
diff --git
x86_idle
But I guess it is acceptable as it is fixed with the next patches of the
serie.
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
kernel/cpu/idle.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/kernel/cpu/idle.c b/kernel/cpu/idle.c
index
On 01/27/2014 07:08 AM, Nicolas Pitre wrote:
The core idle loop now takes care of it.
Signed-off-by: Nicolas Pitre n...@linaro.org
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
arch/arm/kernel/process.c | 16 +---
1 file changed, 5 insertions(+), 11 deletions
On 01/27/2014 07:08 AM, Nicolas Pitre wrote:
The core idle loop now takes care of it. However a few things need
checking:
- Invocation of cpuidle_idle_call() in pseries_lpar_idle() happened
through arch_cpu_idle() and was therefore always preceded by a call
to ppc64_runlatch_off(). To
On 01/27/2014 07:08 AM, Nicolas Pitre wrote:
The core idle loop now takes care of it.
Signed-off-by: Nicolas Pitre n...@linaro.org
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
arch/sh/kernel/idle.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/sh
On 01/27/2014 07:08 AM, Nicolas Pitre wrote:
The core idle loop now takes care of it.
Signed-off-by: Nicolas Pitre n...@linaro.org
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
arch/x86/kernel/process.c | 5 +
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch
On 01/27/2014 06:21 PM, Russell King - ARM Linux wrote:
On Mon, Jan 27, 2014 at 06:12:53PM +0100, Daniel Lezcano wrote:
On 01/27/2014 05:07 PM, Russell King - ARM Linux wrote:
On Mon, Jan 27, 2014 at 09:22:55AM +0100, Daniel Lezcano wrote:
On 01/27/2014 07:08 AM, Nicolas Pitre wrote:
ARM
On 01/27/2014 05:07 PM, Russell King - ARM Linux wrote:
On Mon, Jan 27, 2014 at 09:22:55AM +0100, Daniel Lezcano wrote:
On 01/27/2014 07:08 AM, Nicolas Pitre wrote:
ARM and ARM64 are the only two architectures implementing
arch_cpu_idle_prepare() simply to call local_fiq_enable().
We have
On 01/23/2014 12:15 PM, Preeti U Murthy wrote:
Hi Daniel,
Thank you for the review.
On 01/22/2014 01:59 PM, Daniel Lezcano wrote:
On 01/17/2014 05:33 AM, Preeti U Murthy wrote:
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index a55e68f..831b664 100644
--- a/drivers
On 01/23/2014 08:12 AM, Yijing Wang wrote:
Currently, clocksource_register() and __clocksource_register_scale()
functions always return 0, it's pointless, make functions void.
And remove the dead code that check the clocksource_register_hz()
return value.
Signed-off-by: Yijing Wang
On 01/17/2014 05:33 AM, Preeti U Murthy wrote:
The cpuidle governors today are not handling scenarios where no idle state
can be chosen. Such scenarios coud arise if the user has disabled all the
idle states at runtime or the latency requirement from the cpus is very strict.
The menu governor
-off-by: Bartlomiej Zolnierkiewicz b.zolnier...@samsung.com
Signed-off-by: Kyungmin Park kyungmin.p...@samsung.com
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
Cc: Kukjin Kim kgene@samsung.com
---
arch/arm/mach-exynos/cpuidle.c | 8 ++--
1 file changed, 2 insertions(+), 6 deletions
On 12/20/2013 07:47 PM, Bartlomiej Zolnierkiewicz wrote:
dev-state_count is now always equal to drv-state_count so
it can be removed.
Signed-off-by: Bartlomiej Zolnierkiewicz b.zolnier...@samsung.com
Signed-off-by: Kyungmin Park kyungmin.p...@samsung.com
Acked-by: Daniel Lezcano daniel.lezc
systems can hotplug a cpu
at runtime after the kernel has booted case.
Reviewed-by: Daniel Lezcano daniel.lezc...@linaro.org
Signed-off-by: Bartlomiej Zolnierkiewicz b.zolnier...@samsung.com
Signed-off-by: Kyungmin Park kyungmin.p...@samsung.com
Cc: Len Brown l...@kernel.org
---
drivers/idle
b.zolnier...@samsung.com
Signed-off-by: Kyungmin Park kyungmin.p...@samsung.com
Cc: Len Brown l...@kernel.org
Reviewed-by: Daniel Lezcano daniel.lezc...@linaro.org
---
drivers/idle/intel_idle.c | 29 -
1 file changed, 29 deletions(-)
diff --git a/drivers/idle
to intel_idle_cpu_init() (which is also called during CPU_ONLINE
operation).
Signed-off-by: Bartlomiej Zolnierkiewicz b.zolnier...@samsung.com
Signed-off-by: Kyungmin Park kyungmin.p...@samsung.com
Cc: Len Brown l...@kernel.org
Reviewed-by: Daniel Lezcano daniel.lezc...@linaro.org
---
drivers/idle
-by: Daniel Lezcano daniel.lezc...@linaro.org
---
drivers/cpuidle/cpuidle-ibm-power.c | 80 +--
1 file changed, 12 insertions(+), 68 deletions(-)
diff --git a/drivers/cpuidle/cpuidle-ibm-power.c
b/drivers/cpuidle/cpuidle-ibm-power.c
index a166e38..faf8cc1 100644
.
This patch is removes all the module related code.
Signed-off-by: Deepthi Dharwar deep...@linux.vnet.ibm.com
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
drivers/cpuidle/cpuidle-ibm-power.c | 15 +--
1 file changed, 1 insertion(+), 14 deletions(-)
diff --git a/drivers
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
drivers/cpuidle/cpuidle-ibm-power.c | 26 +-
1 file changed, 9 insertions(+), 17 deletions(-)
diff --git a/drivers/cpuidle/cpuidle-ibm-power.c
b/drivers/cpuidle/cpuidle-ibm-power.c
index 8c9e42c..e81c207 100644
-by: Deepthi Dharwar deep...@linux.vnet.ibm.com
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
... but I am wondering if 'power' name is not confusing with power
management and if 'powerpc' would suit better.
---
drivers/cpuidle/cpuidle-ibm-power.c | 32
1 file
On 10/29/2013 12:01 PM, Deepthi Dharwar wrote:
The following patch extends the current power backend
idle driver to the powernv platform.
Signed-off-by: Deepthi Dharwar deep...@linux.vnet.ibm.com
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
---
drivers/cpuidle/cpuidle-ibm-power.c
On 10/29/2013 12:02 PM, Deepthi Dharwar wrote:
This patch enables idle cpu on the powernv platform to hook on to the cpuidle
framework, if available, else call on to default idle platform
code.
Signed-off-by: Deepthi Dharwar deep...@linux.vnet.ibm.com
Acked-by: Daniel Lezcano daniel.lezc
On 07/30/2013 08:55 AM, Dongsheng Wang wrote:
From: Wang Dongsheng dongsheng.w...@freescale.com
After __cpuidle_register_device, the cpu incs are added up, but decs
are not, thus the module refcount is not match. So the module exit
function can not be executed when we do remove operation.
On 07/30/2013 09:00 AM, Dongsheng Wang wrote:
From: Wang Dongsheng dongsheng.w...@freescale.com
Add cpuidle support for e500 family, using cpuidle framework to
manage various low power modes. The new implementation will remain
compatible with original idle method.
Initially, this supports
On 07/30/2013 12:48 PM, Wang Dongsheng-B40534 wrote:
-Original Message-
From: Daniel Lezcano [mailto:daniel.lezc...@linaro.org]
Sent: Tuesday, July 30, 2013 5:28 PM
To: Wang Dongsheng-B40534
Cc: r...@sisk.pl; linux...@vger.kernel.org; linuxppc-dev@lists.ozlabs.org
Subject: Re
On 07/29/2013 04:27 PM, Deepthi Dharwar wrote:
On 07/27/2013 10:59 AM, Daniel Lezcano wrote:
On 07/23/2013 11:01 AM, Deepthi Dharwar wrote:
This patch enables idle powernv cpu to hook on to the cpuidle
framework, if available, else call on to default idle platform
code.
Why do you need
On 07/29/2013 04:39 PM, Deepthi Dharwar wrote:
Hi Daniel,
On 07/27/2013 10:57 AM, Daniel Lezcano wrote:
On 07/23/2013 11:01 AM, Deepthi Dharwar wrote:
This patch implements a back-end cpuidle driver for
powernv calling power7_nap and snooze idle states.
This can be extended by adding more
On 07/23/2013 11:01 AM, Deepthi Dharwar wrote:
This patch implements a back-end cpuidle driver for
powernv calling power7_nap and snooze idle states.
This can be extended by adding more idle states
in the future to the existing framework.
Signed-off-by: Deepthi Dharwar
On 07/23/2013 11:01 AM, Deepthi Dharwar wrote:
This patch enables idle powernv cpu to hook on to the cpuidle
framework, if available, else call on to default idle platform
code.
Why do you need to do that ?
Signed-off-by: Deepthi Dharwar deep...@linux.vnet.ibm.com
---
residency values are applied correctly even though they should
not appear anymore.
Signed-off-by: Julius Werner jwer...@chromium.org
Tested on a Core 2 Duo (processor_idle driver).
Tested-by: Daniel Lezcano daniel.lezc...@linaro.org
Acked-by: Daniel Lezcano daniel.lezc...@linaro.org
On 11/14/2012 10:06 AM, Deepthi Dharwar wrote:
On 11/14/2012 03:22 AM, Julius Werner wrote:
Many cpuidle drivers measure their time spent in an idle state by
reading the wallclock time before and after idling and calculating the
difference. This leads to erroneous results when the wallclock
On 11/13/2012 10:52 PM, Julius Werner wrote:
Many cpuidle drivers measure their time spent in an idle state by
reading the wallclock time before and after idling and calculating the
difference. This leads to erroneous results when the wallclock time gets
updated by another processor in the
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