Re: Idle notifiers is not getting called from CONFIG_X86_32 architecture

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Hi Weisbecker,

Sorry for being late in replying back, we will send the patch as suggested to
LKML

Thanks for the reply.

-Illyas

> -----Original Message-----
> From: Frederic Weisbecker [mailto:fweisbec@xxxxxxxxx]
> Sent: Tuesday, February 26, 2013 6:21 PM
> To: Mansoor, Illyas
> Cc: linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx; richard@xxxxxx; Sil, Dyut K; K,
Ashish;
> Muralidhar, Rajeev D; Rudramuni, Vishwesh M; paulmck@xxxxxxxxxxxxxxxxxx;
> josh@xxxxxxxxxxxxxxxx; tj@xxxxxxxxxx; mingo@xxxxxxxxxx; Kumar P, Mahesh
> Subject: Re: Idle notifiers is not getting called from CONFIG_X86_32
architecture
> 
> 2013/2/25 Mansoor, Illyas <illyas.mansoor@xxxxxxxxx>:
> > Hi,
> >
> > We are using interactive governor on Kernel 3.4, and we noticed that
> > we are not getting cpu idle notifier this is required for The proper
> > functioning of the governor, after triaging the issue we found that
> > commit 90e240142bd31ff10aeda5a280a53153f4eff004
> > Has merged both CONFIG_X86_64 and X86_32 cpu_idle functions() and in
> > the process we have null functions for enter_idle() on X86_32
> 
> Yep, because x86-32 wasn't calling those notifiers.
> 
> >
> > Hence we are not registering the idle_notifiers on X86_32, is there
> > something that we need to do to fix this?
> >
> > We tried this patch and it fixes our issue.
> 
> This patch looks good. Just repost it with its subject as the subject of your
mail
> and LKML and all x86 maintainers Cc'ed.
> 
> Thanks.

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