linux-kernel - Re: [PATCH] cpufreq: ondemand: Replace down_differential tuner with adj_up

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <2305264.MrLQGjTkB4@vostro.rjw.lan>
Date:	Wed, 06 Feb 2013 13:58:37 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	Stratos Karafotis <stratosk@...aphore.gr>, cpufreq@...r.kernel.org,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cpufreq: ondemand: Replace down_differential tuner with adj_up_threshold

On Wednesday, February 06, 2013 11:05:45 AM Viresh Kumar wrote:
> On Wed, Feb 6, 2013 at 2:34 AM, Stratos Karafotis <stratosk@...aphore.gr> wrote:
> > In order to avoid the calculation of up_threshold - down_differential
> > every time that the frequency must be decreased, we replace the
> > down_differential tuner with the adj_up_threshold which keeps the
> > difference across multiple checks.
> >
> > Update the adj_up_threshold only when the up_theshold is also updated.
> >
> > Signed-off-by: Stratos Karafotis <stratosk@...aphore.gr>
> > ---
> >  drivers/cpufreq/cpufreq_governor.h |  2 +-
> >  drivers/cpufreq/cpufreq_ondemand.c | 16 ++++++++++------
> >  2 files changed, 11 insertions(+), 7 deletions(-)
> 
> Makes sense.
> 
> Acked-by: Viresh Kumar <viresh.kumar@...aro.org>

Thanks, applied to bleeding-edge.

Rafael


-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/