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From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Juergen Gross <juergen.gross@ts.fujitsu.com>
Cc: George Dunlap <George.Dunlap@eu.citrix.com>,
	Kathy Hadley <Kathy.Hadley@dornerworks.com>,
	"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: [PATCH 1/1] Xen ARINC 653 Scheduler (updated to add support for CPU pools)
Date: Thu, 17 Jun 2010 07:09:04 +0100	[thread overview]
Message-ID: <C83F7A90.17B73%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <4C19AC64.7090001@ts.fujitsu.com>

On 17/06/2010 06:02, "Juergen Gross" <juergen.gross@ts.fujitsu.com> wrote:

>> Oh yes, that was the old behaviour. I took a hatchet to the
>> scheduler/cpupool interfaces a few weeks ago and now we should only
>> initialise the scheduler once, unless extra cpupools are manually created.
> 
> Keir, what do you think about creating an "idle-scheduler" for the cpus not in
> any cpupool? It would only schedule the idle vcpu and could be VERY minimal.
> This could reduce the complexity of moving cpus from and to cpupools.
> 
> I could try to setup a patch if you support this idea (I'm asking for your
> opinion before starting this, as I'm rather busy with other tasks).

What we have now is fine (which is, basically, cpupool0 and the 'no-cpupool'
schedulers are one and the same thing). I don't want yet another scheduler
thanks. ;-)

 -- Keir

      reply	other threads:[~2010-06-17  6:09 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-16 15:04 [PATCH 1/1] Xen ARINC 653 Scheduler (updated to add support for CPU pools) Kathy Hadley
2010-06-16 15:50 ` George Dunlap
2010-06-16 16:00   ` Kathy Hadley
2010-06-16 16:13     ` Keir Fraser
2010-06-16 16:14     ` George Dunlap
2010-06-16 16:20       ` Keir Fraser
2010-06-16 16:25         ` Kathy Hadley
2010-06-16 16:31           ` Keir Fraser
2010-06-16 16:40             ` Kathy Hadley
2010-06-16 16:49               ` Keir Fraser
2010-06-16 18:03                 ` Kathy Hadley
2010-06-17  7:04                   ` Keir Fraser
2010-06-17 18:16                     ` Kathy Hadley
2010-06-17 18:26                       ` Keir Fraser
2010-06-18 17:35                     ` Kathy Hadley
2010-06-18 17:49                       ` Keir Fraser
2010-06-19 11:14                       ` George Dunlap
2010-06-22 19:10                     ` Kathy Hadley
2010-06-22 19:16                       ` Keir Fraser
2010-06-23 19:57                         ` Kathy Hadley
2010-06-23 20:23                           ` Keir Fraser
2010-06-23 21:16                             ` Kathy Hadley
2010-06-23 22:36                               ` Keir Fraser
2010-06-24 12:53                                 ` Kathy Hadley
2010-06-24 13:08                                   ` Dan Magenheimer
2010-06-24 13:18                                     ` Kathy Hadley
2010-06-24 13:23                                     ` Keir Fraser
2010-06-24 13:32                                       ` Kathy Hadley
2010-06-30 20:44                                 ` Kathy Hadley
2010-06-30 20:54                                   ` Keir Fraser
2010-07-14 17:32                                     ` Kathy Hadley
2010-07-14 18:04                                       ` Keir Fraser
2010-06-16 16:25         ` George Dunlap
2010-06-17  5:02         ` Juergen Gross
2010-06-17  6:09           ` Keir Fraser [this message]

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