From: Yuyang Du <yuyang.du@intel.com>
To: Ingo Molnar <mingo@kernel.org>, peterz@infradead.org
Cc: peterz@infradead.org, linux-kernel@vger.kernel.org,
pjt@google.com, bsegall@google.com, morten.rasmussen@arm.com,
vincent.guittot@linaro.org, dietmar.eggemann@arm.com,
lizefan@huawei.com
Subject: Re: [PATCH 1/4] sched/fair: Generalize the load/util averages resolution definition
Date: Sat, 10 Oct 2015 07:04:15 +0800 [thread overview]
Message-ID: <20151009230415.GI11102@intel.com> (raw)
In-Reply-To: <20151006080000.GH11102@intel.com>
On Tue, Oct 06, 2015 at 04:00:00PM +0800, Yuyang Du wrote:
> On Mon, Oct 05, 2015 at 09:04:45AM +0200, Ingo Molnar wrote:
> >
> > * Yuyang Du <yuyang.du@intel.com> wrote:
> >
> > > +# define SCHED_RESOLUTION_SHIFT 10
> >
> > > #if 0 /* BITS_PER_LONG > 32 -- currently broken: it increases power usage under light load */
> >
> > Might be worth fixing?
>
> Yes, it should be. Peter has already brought this up.
Do you have any suggestion on how to fix this?
Thanks,
Yuyang
next prev parent reply other threads:[~2015-10-10 6:53 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-04 17:56 [PATCH 0/4] sched/fair: Clean up sched metric definitions Yuyang Du
2015-10-04 17:56 ` [PATCH 1/4] sched/fair: Generalize the load/util averages resolution definition Yuyang Du
2015-10-05 7:04 ` Ingo Molnar
2015-10-06 8:00 ` Yuyang Du
2015-10-09 23:04 ` Yuyang Du [this message]
2015-10-05 10:52 ` Peter Zijlstra
2015-10-04 17:56 ` [PATCH 2/4] sched/fair: Remove SCHED_LOAD_SHIFT and SCHED_LOAD_SCALE Yuyang Du
2015-10-06 9:29 ` Vincent Guittot
2015-10-04 17:56 ` [PATCH 3/4] sched/fair: Remove scale_load_down() for load_avg Yuyang Du
2015-10-04 17:56 ` [PATCH 4/4] sched/fair: Rename scale_load() and scale_load_down() Yuyang Du
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20151009230415.GI11102@intel.com \
--to=yuyang.du@intel.com \
--cc=bsegall@google.com \
--cc=dietmar.eggemann@arm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=lizefan@huawei.com \
--cc=mingo@kernel.org \
--cc=morten.rasmussen@arm.com \
--cc=peterz@infradead.org \
--cc=pjt@google.com \
--cc=vincent.guittot@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.