Interrupts / Real-Time Squeak

Ken G. Brown kbrown at tnc.com
Sat Feb 26 16:33:20 UTC 2000


>Date: Mon, 08 Nov 1999 09:23:43 -0600
>From: Dwight Hughes <dwighth at ipa.net>
>Subject: Re: Real-time Squeak?
>
>The paper "Experience Report: Building a Real Time OS Kernel in
>Smalltalk" that Tim Rowledge presented is at
>http://www.squeak.org/oopsla99_vmworkshop/ .
>
>-- Dwight

>At 3:38 PM +0000 on 2/26/00,  Michael Irish is rumored to have written:
>>
>Basically, I think it is because polling does not scale well.
>The hardware engineers realised that back in the sixties.
>What I believe we need are interrupts.
>
>Michael Irish.
>
>On Thu, 24 Feb 2000 agree at carltonfields.com wrote:
>>
>>  I'd be obliged if someone would explain why polling is a fatal flaw? 
>>  Don't many other modern GUI systems, which largely follow MVC, also
>>  poll?  I can understand why avoiding the event loop is a good thing,
>>  and await seeing it truly done well.
>





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