linux-kernel - Re: [PATCH] [CPUFREQ] conservative: Initialise the cpu field of the this_dbs

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Message-ID: <CADGdYn7xBka1v7S+y9u9U7dv6ynkWVW+EbRwGB-RHCKBEXy5VA@mail.gmail.com>
Date:	Tue, 24 Jul 2012 13:54:28 +0530
From:	amit daniel kachhap <amit.daniel@...sung.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	cpufreq@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [CPUFREQ] conservative: Initialise the cpu field of the this_dbs_info

On Tue, Jul 24, 2012 at 12:25 AM, Rafael J. Wysocki <rjw@...k.pl> wrote:
> On Monday, July 23, 2012, Amit Daniel Kachhap wrote:
>> On 23 July 2012 15:53, Rafael J. Wysocki <rjw@...k.pl> wrote:
>>
>> > On Monday, July 23, 2012, Amit Daniel Kachhap wrote:
>> > > This patch initialises the cpu field of this_dbs_info structure. This
>> > > change is similar to existing ondemand governor.
>> >
>> > Why do you think the change is needed?
>> >
>> > Rafael
>> >
>>
>> I agree that this field is not used anywhere currently but I was trying to
>> perform some experiments and then this un-initialised field caused issues
>> so i thought of fixing this up.
>
> So perhaps please write in the changelog that this is to keep governors
> consistent with each other or something like this.  Without explanation it
> looks pointless.
Ok sure, Will resend the patch with proper change logs.
>
> Thanks,
> Rafael
>
>
>> > > Signed-off-by: Amit Daniel Kachhap <amit.daniel@...sung.com>
>> > > ---
>> > >  drivers/cpufreq/cpufreq_conservative.c |    1 +
>> > >  1 files changed, 1 insertions(+), 0 deletions(-)
>> > >
>> > > diff --git a/drivers/cpufreq/cpufreq_conservative.c
>> > b/drivers/cpufreq/cpufreq_conservative.c
>> > > index 235a340..a1563d7 100644
>> > > --- a/drivers/cpufreq/cpufreq_conservative.c
>> > > +++ b/drivers/cpufreq/cpufreq_conservative.c
>> > > @@ -504,6 +504,7 @@ static int cpufreq_governor_dbs(struct
>> > cpufreq_policy *policy,
>> > >                               j_dbs_info->prev_cpu_nice =
>> > >
>> > kcpustat_cpu(j).cpustat[CPUTIME_NICE];
>> > >               }
>> > > +             this_dbs_info->cpu = cpu;
>> > >               this_dbs_info->down_skip = 0;
>> > >               this_dbs_info->requested_freq = policy->cur;
>> > >
>> > >
>> >
>> >
>>
>
> --
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