Hi,
> -Original Message-
> From: Rafael J. Wysocki [mailto:r...@rjwysocki.net]
> Sent: Monday, April 25, 2016 9:08 AM
> To: Linux PM list
> Cc: Linux Kernel Mailing List; Viresh Kumar; Chen, Yu C
> Subject: [PATCH] cpufreq: governor: Fix prev_load initialization in
> cpufreq_governor_start
On 25-04-16, 13:24, Rafael J. Wysocki wrote:
> On Mon, Apr 25, 2016 at 6:14 AM, Viresh Kumar wrote:
> > On 25-04-16, 03:07, Rafael J. Wysocki wrote:
> >> From: Rafael J. Wysocki
> >>
> >> The way cpufreq_governor_start() initializes j_cdbs->prev_load is
> >> questionable.
> >>
> >> First off, j_c
On Mon, Apr 25, 2016 at 6:14 AM, Viresh Kumar wrote:
> On 25-04-16, 03:07, Rafael J. Wysocki wrote:
>> From: Rafael J. Wysocki
>>
>> The way cpufreq_governor_start() initializes j_cdbs->prev_load is
>> questionable.
>>
>> First off, j_cdbs->prev_cpu_wall used as a denominator in the
>> computatio
On 25-04-16, 03:07, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki
>
> The way cpufreq_governor_start() initializes j_cdbs->prev_load is
> questionable.
>
> First off, j_cdbs->prev_cpu_wall used as a denominator in the
> computation may be zero. The case this happens is when
> get_cpu_idle_
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