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Date:      Wed, 09 Oct 2002 13:29:58 -0400 (EDT)
From:      John Baldwin <jhb@FreeBSD.org>
To:        Julian Elischer <julian@elischer.org>
Cc:        arch@FreeBSD.ORG, Igor Sysoev <is@rambler-co.ru>
Subject:   Re: Scheduler framework.
Message-ID:  <XFMail.20021009132958.jhb@FreeBSD.org>
In-Reply-To: <Pine.BSF.4.21.0210091001270.37238-100000@InterJet.elischer.org>

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On 09-Oct-2002 Julian Elischer wrote:
> 
> 
> On Wed, 9 Oct 2002, Igor Sysoev wrote:
> 
>> On Wed, 9 Oct 2002, Julian Elischer wrote:
>> 
>> > If a thread mailbox IS provided:
>> > the syscall is entered.
>> > the thread blocks. A second thread is invoked and attached
>> > to the KSE, which is disconnected from the original thread.
>> 
>> Sorry, where did this second thread come from ?
> 
> there is a thread_allocator that allocates threads on demand.
> 
> Actually the process ahs a couple of spare threads "Up its sleave"
> so it doesn't have to go to teh thread allocator every time..

Which kind of defeats the point of letting the slab allocator manage
memory from a larger whole-view perspective. :-P

-- 

John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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