The Linux Kernel Mailing List
 help / color / mirror / Atom feed
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Dario Faggioli <raistlin@linux.it>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Gregory Haskins <ghaskins@novell.com>,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
	Mike Galbraith <efault@gmx.de>,
	Dhaval Giani <dhaval@retis.sssup.it>,
	Fabio Checconi <fabio@gandalf.sssup.it>,
	Darren Hart <darren@dvhart.com>, oleg <oleg@redhat.com>,
	paulmck <paulmck@linux.vnet.ibm.com>,
	pjt@google.com, bharata@linux.vnet.ibm.co,
	lucas.de.marchi@gmail.com
Subject: Re: [RFC][PATCH 0/3] Refactoring sched_entity and sched_rt_entity.
Date: Tue, 04 Jan 2011 20:26:37 +0100	[thread overview]
Message-ID: <1294169197.2016.188.camel@laptop> (raw)
In-Reply-To: <1294164700.6169.197.camel@Palantir>

On Tue, 2011-01-04 at 19:11 +0100, Dario Faggioli wrote:
> > struct task_group {
> > 
> > #ifdef CONFIG_FAIR_GROUP_SCHED
> >       struct sched_entity **cfs_se;
> >       ...
> > #endif
> > 
> > #ifdef CONFIG_RT_GROUP_SCHED
> >       struct sched_entity **rt_se;
> >       ...
> > #endif
> > 
> > }
> > 
> Well, sure this can be done. But what about the common fields? I guess
> you're suggesting to use something like `struct sched_entity_common' and
> putting them there, aren't you?
> 
> If yes, I'm fine with that, although it'll add one more level of
> indirection for those fields (e.g., p->se.comm.on_rq). Are we cool with
> this? 

I'm pretty sure we're mis-understanding each other here, I meant to keep
two complete sched_entity structures (both containing the common/fair/rt
parts). That way, one can use the fair and the other the rt part.

  reply	other threads:[~2011-01-04 19:26 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-04 15:55 [RFC][PATCH 0/3] Refactoring sched_entity and sched_rt_entity Dario Faggioli
2011-01-04 16:00 ` [RFC][PATCH 1/3] sched: rename sched_entity to sched_cfs_entity Dario Faggioli
2011-01-04 16:01 ` [RFC][PATCH 2/3] sched: make `struct sched_entity' independent from the scheduling class Dario Faggioli
2011-01-04 16:02 ` [RFC][PATCH 3/3] sched: beautify access to some common fields Dario Faggioli
2011-01-04 16:18 ` [RFC][PATCH 0/3] Refactoring sched_entity and sched_rt_entity Lucas De Marchi
2011-01-04 18:31   ` Dario Faggioli
2011-01-04 16:19 ` Peter Zijlstra
2011-01-04 18:11   ` Dario Faggioli
2011-01-04 19:26     ` Peter Zijlstra [this message]
2011-01-04 16:37 ` Lucas De Marchi
2011-01-04 16:41   ` Peter Zijlstra
2011-01-04 18:08     ` Dario Faggioli
2011-01-04 17:58   ` Dario Faggioli
2011-01-04 18:29     ` Lucas De Marchi
2011-01-04 18:57       ` Dario Faggioli

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=1294169197.2016.188.camel@laptop \
    --to=a.p.zijlstra@chello.nl \
    --cc=bharata@linux.vnet.ibm.co \
    --cc=darren@dvhart.com \
    --cc=dhaval@retis.sssup.it \
    --cc=efault@gmx.de \
    --cc=fabio@gandalf.sssup.it \
    --cc=ghaskins@novell.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lucas.de.marchi@gmail.com \
    --cc=mingo@elte.hu \
    --cc=oleg@redhat.com \
    --cc=paulmck@linux.vnet.ibm.com \
    --cc=pjt@google.com \
    --cc=raistlin@linux.it \
    --cc=rostedt@goodmis.org \
    --cc=tglx@linutronix.de \
    /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