From: Jacob Pan <jacob.jun.pan@linux.intel.com>
To: Joe Perches <joe@perches.com>
Cc: Linux PM <linux-pm@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Rafael Wysocki <rafael.j.wysocki@intel.com>,
Len Brown <len.brown@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@elte.hu>,
Zhang Rui <rui.zhang@intel.com>, Rob Landley <rob@landley.net>,
Arjan van de Ven <arjan@linux.intel.com>,
Paul McKenney <paulmck@linux.vnet.ibm.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH v4 3/3] PM: Introduce Intel PowerClamp Driver
Date: Thu, 3 Jan 2013 07:03:48 -0800 [thread overview]
Message-ID: <20130103070348.59b89cf7@jacob-desktop> (raw)
In-Reply-To: <1357241654.5452.16.camel@joe-AO722>
On Thu, 03 Jan 2013 11:34:14 -0800
Joe Perches <joe@perches.com> wrote:
> On Thu, 2013-01-03 at 03:01 -0800, Jacob Pan wrote:
> > Intel PowerClamp driver performs synchronized idle injection across
> > all online CPUs. The goal is to maintain a given package level
> > C-state ratio.
>
> just trivia:
>
> > diff --git a/drivers/thermal/intel_powerclamp.c
> > b/drivers/thermal/intel_powerclamp.c
>
> > +static int clamping;
>
> bool and use true/false?
sure. will change in v5
>
> > +static int window_size_set(const char *arg, const struct
> > kernel_param *kp)
> []
> > + if (new_window_size >= 10 || new_window_size < 2) {
> > + pr_err("Invalid window size %lu, between 2-10\n",
> > + new_window_size);
>
> This is a misleading message or a bad test,
> It's from 2 to 9
>
> This would more normally be tested/written as
>
> val < low || val > high
>
will change to make the range match error message, between 2 to 10.
Thanks,
Jacob
prev parent reply other threads:[~2013-01-03 23:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-03 11:01 [PATCH v4 0/3] PM: Intel PowerClamp driver Jacob Pan
2013-01-03 11:01 ` [PATCH v4 1/3] tick: export nohz tick idle symbols for module use Jacob Pan
2013-01-03 11:01 ` [PATCH v4 2/3] x86/nmi: export local_touch_nmi() symbol for modules Jacob Pan
2013-01-03 11:01 ` [PATCH v4 3/3] PM: Introduce Intel PowerClamp Driver Jacob Pan
2013-01-03 19:34 ` Joe Perches
2013-01-03 15:03 ` Jacob Pan [this message]
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