linux-kernel - Re: [RFC][PATCH] SCHED

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Message-ID: <4ABB9964.7050104@evidence.eu.com>
Date:	Thu, 24 Sep 2009 18:08:04 +0200
From:	Claudio Scordino <claudio@...dence.eu.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Raistlin <raistlin@...ux.it>, michael@...dence.eu.com,
	mingo@...e.hu, linux-kernel@...r.kernel.org, tglx@...utronix.de,
	johan.eker@...csson.com, p.faure@...tech.ch,
	Fabio Checconi <fabio@...dalf.sssup.it>,
	Dhaval Giani <dhaval.giani@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Tommaso Cucinotta <tommaso.cucinotta@...up.it>
Subject: Re: [RFC][PATCH] SCHED_EDF scheduling class

Peter Zijlstra ha scritto:
> On Tue, 2009-09-22 at 13:58 +0200, Claudio Scordino wrote:
>>> This implementation is part of a FP7 European project called ACTORS,
>>> and financially supported by the European commission
>>> (see http://www.actors-project.eu).
>>>
>>> The involved partners (which include Ericsson Research, Evidence Srl,
>>> AKAtech) strongly believe that a general-purpose operating system like
>>> Linux should provide a standard real-time scheduling policy (like the
>>> one implemented in this patch) still allowing to schedule non-real-time
>>> tasks in the usual way.
>> Hi Peter, hi all,
>>
>>       note that the request of having an EDF scheduling class integrated 
>> in the mainline kernel does not come from academy, but comes from industry.
> 
> Yeah, I know, there's lots of interest in having a deadline scheduler.
> 
> One of the things we'll have to look at is removing all the EDF
> assumptions from it.
> 
> I think we'll be wanting to do something like s/EDF/DEADLINE/
> s/edf/deadline/ etc. on the code base to begin with.

This is easy: we can give it whatever name you want :)

Are you suggesting to use "SCHED_DEADLINE" ?

Cheers,

                 Claudio

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