From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Arjan van de Ven <arjan@linux.intel.com>
Cc: Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Indan Zupancic <indan@nul.nu>,
Youquan Song <youquan.song@intel.com>,
Ingo Molnar <mingo@elte.hu>,
Suresh Siddha <suresh.b.siddha@intel.com>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH v1 1/2] sched: unified sched_powersavings sysfs tunable
Date: Wed, 25 Jan 2012 16:36:28 +0100 [thread overview]
Message-ID: <1327505788.2614.81.camel@laptop> (raw)
In-Reply-To: <4F201BE4.6000503@linux.intel.com>
On Wed, 2012-01-25 at 07:12 -0800, Arjan van de Ven wrote:
> On 1/25/2012 7:10 AM, Peter Zijlstra wrote:
>
>
> btw... any reason why this feature is a config option with tons of
> ifdefs... why not just have this available all the time?
> it shouldn't be all that much code in the first place.
I guess its because SCHED_SMT and SCHED_MC also indicate the
availability of the topology functions like cpu_coregroup_mask() etc.
The whole powersave stuff got intermixed with all that.
But yes, I agree, we should kill all that and sort the topology stuff
differently.
next prev parent reply other threads:[~2012-01-25 15:36 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-16 16:22 [RFC PATCH v1 0/2] sched: unified sched_powersavings tunables Vaidyanathan Srinivasan
2012-01-16 16:22 ` [RFC PATCH v1 1/2] sched: unified sched_powersavings sysfs tunable Vaidyanathan Srinivasan
2012-01-25 14:53 ` Peter Zijlstra
2012-01-26 10:42 ` Jens Axboe
2012-01-26 11:08 ` Peter Zijlstra
2012-01-26 11:26 ` Jens Axboe
2012-01-26 12:04 ` Peter Zijlstra
2012-01-26 12:13 ` Jens Axboe
2012-01-26 12:39 ` Peter Zijlstra
2012-01-26 12:46 ` Jens Axboe
2012-01-28 12:06 ` [tip:sched/core] sched, block: Unify cache detection tip-bot for Peter Zijlstra
2012-01-27 9:35 ` [RFC PATCH v1 1/2] sched: unified sched_powersavings sysfs tunable Vaidyanathan Srinivasan
2012-01-25 14:57 ` Peter Zijlstra
2012-01-27 9:16 ` Vaidyanathan Srinivasan
2012-01-25 15:10 ` Peter Zijlstra
2012-01-25 15:12 ` Arjan van de Ven
2012-01-25 15:36 ` Peter Zijlstra [this message]
2012-01-27 9:22 ` Vaidyanathan Srinivasan
2012-01-27 9:40 ` Peter Zijlstra
2012-01-16 16:22 ` [RFC PATCH v1 2/2] sched: fix group_capacity for thread level consolidation Vaidyanathan Srinivasan
2012-01-25 15:38 ` Peter Zijlstra
2012-01-27 9:10 ` Vaidyanathan Srinivasan
2012-01-17 18:44 ` [RFC PATCH v1 0/2] sched: unified sched_powersavings tunables Vaidyanathan Srinivasan
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=1327505788.2614.81.camel@laptop \
--to=a.p.zijlstra@chello.nl \
--cc=arjan@linux.intel.com \
--cc=indan@nul.nu \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=suresh.b.siddha@intel.com \
--cc=svaidy@linux.vnet.ibm.com \
--cc=vincent.guittot@linaro.org \
--cc=youquan.song@intel.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).