On 11 April 2013 16:56, Frederic Weisbecker wrote:
> On Wed, Apr 03, 2013 at 03:37:43PM +0200, Vincent Guittot wrote:
>> On my smp platform which is made of 5 cores in 2 clusters, I have the
>> nr_busy_cpu field of sched_group_power struct that is not null when the
>> platform is fully idle. The
On 11 April 2013 16:56, Frederic Weisbecker fweis...@gmail.com wrote:
On Wed, Apr 03, 2013 at 03:37:43PM +0200, Vincent Guittot wrote:
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully
On Wed, Apr 03, 2013 at 03:37:43PM +0200, Vincent Guittot wrote:
> On my smp platform which is made of 5 cores in 2 clusters, I have the
> nr_busy_cpu field of sched_group_power struct that is not null when the
> platform is fully idle. The root cause is:
> During the boot sequence, some CPUs
On Wed, Apr 03, 2013 at 03:37:43PM +0200, Vincent Guittot wrote:
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully idle. The root cause is:
During the boot sequence, some CPUs reach
On 9 April 2013 14:45, Frederic Weisbecker wrote:
> 2013/4/4 Vincent Guittot :
>> On 4 April 2013 19:07, Frederic Weisbecker wrote:
>>> Is it possible that we can be dealing here with a
>>> sched_group/sched_group_power that is used on another CPU (from that
>>> CPU's rq->rq_sd->sd)
On 9 April 2013 14:45, Frederic Weisbecker fweis...@gmail.com wrote:
2013/4/4 Vincent Guittot vincent.guit...@linaro.org:
On 4 April 2013 19:07, Frederic Weisbecker fweis...@gmail.com wrote:
Is it possible that we can be dealing here with a
sched_group/sched_group_power that is used on another
2013/4/4 Vincent Guittot :
> On 4 April 2013 19:07, Frederic Weisbecker wrote:
>> Is it possible that we can be dealing here with a
>> sched_group/sched_group_power that is used on another CPU (from that
>> CPU's rq->rq_sd->sd) concurrently?
>> When we call build_sched_groups(), we might reuse an
On 4 April 2013 19:30, Vincent Guittot wrote:
> On 4 April 2013 19:07, Frederic Weisbecker wrote:
>> 2013/4/3 Vincent Guittot :
>>> On my smp platform which is made of 5 cores in 2 clusters, I have the
>>> nr_busy_cpu field of sched_group_power struct that is not null when the
>>> platform is
On 4 April 2013 19:30, Vincent Guittot vincent.guit...@linaro.org wrote:
On 4 April 2013 19:07, Frederic Weisbecker fweis...@gmail.com wrote:
2013/4/3 Vincent Guittot vincent.guit...@linaro.org:
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of
2013/4/4 Vincent Guittot vincent.guit...@linaro.org:
On 4 April 2013 19:07, Frederic Weisbecker fweis...@gmail.com wrote:
Is it possible that we can be dealing here with a
sched_group/sched_group_power that is used on another CPU (from that
CPU's rq-rq_sd-sd) concurrently?
When we call
On 4 April 2013 19:07, Frederic Weisbecker wrote:
> 2013/4/3 Vincent Guittot :
>> On my smp platform which is made of 5 cores in 2 clusters, I have the
>> nr_busy_cpu field of sched_group_power struct that is not null when the
>> platform is fully idle. The root cause is:
>> During the boot
2013/4/3 Vincent Guittot :
> On my smp platform which is made of 5 cores in 2 clusters, I have the
> nr_busy_cpu field of sched_group_power struct that is not null when the
> platform is fully idle. The root cause is:
> During the boot sequence, some CPUs reach the idle loop and set their
>
2013/4/4 Frederic Weisbecker :
> 2013/4/3 Vincent Guittot :
>> On my smp platform which is made of 5 cores in 2 clusters, I have the
>> nr_busy_cpu field of sched_group_power struct that is not null when the
>> platform is fully idle. The root cause is:
>> During the boot sequence, some CPUs reach
2013/4/3 Vincent Guittot :
> On my smp platform which is made of 5 cores in 2 clusters, I have the
> nr_busy_cpu field of sched_group_power struct that is not null when the
> platform is fully idle. The root cause is:
> During the boot sequence, some CPUs reach the idle loop and set their
>
2013/4/3 Vincent Guittot vincent.guit...@linaro.org:
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully idle. The root cause is:
During the boot sequence, some CPUs reach the idle loop
2013/4/4 Frederic Weisbecker fweis...@gmail.com:
2013/4/3 Vincent Guittot vincent.guit...@linaro.org:
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully idle. The root cause is:
During
2013/4/3 Vincent Guittot vincent.guit...@linaro.org:
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully idle. The root cause is:
During the boot sequence, some CPUs reach the idle loop
On 4 April 2013 19:07, Frederic Weisbecker fweis...@gmail.com wrote:
2013/4/3 Vincent Guittot vincent.guit...@linaro.org:
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully idle. The
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully idle. The root cause is:
During the boot sequence, some CPUs reach the idle loop and set their
NOHZ_IDLE flag while waiting for others
On my smp platform which is made of 5 cores in 2 clusters, I have the
nr_busy_cpu field of sched_group_power struct that is not null when the
platform is fully idle. The root cause is:
During the boot sequence, some CPUs reach the idle loop and set their
NOHZ_IDLE flag while waiting for others
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