Date: Fri, 27 Apr 2001 11:05:51 -0600 (MDT) From: Nate Williams <nate@yogotech.com> To: Matt Dillon <dillon@earth.backplane.com> Cc: Nate Williams <nate@yogotech.com>, "David O'Brien" <obrien@FreeBSD.ORG>, Julian Elischer <julian@elischer.org>, Arch@FreeBSD.ORG, Daniel Eischen <eischen@vigrid.com> Subject: Re: KSE threading support (first parts) Message-ID: <15081.42735.860662.876478@nomad.yogotech.com> In-Reply-To: <200104271701.f3RH1Tk05185@earth.backplane.com> References: <3AE71067.FF4BD029@elischer.org> <20010425110940.L1790@fw.wintelcom.net> <3AE85776.92D6BD90@elischer.org> <20010426120630.A92915@dragon.nuxi.com> <200104270015.f3R0FAi62512@earth.backplane.com> <15081.39397.944224.776391@nomad.yogotech.com> <200104271701.f3RH1Tk05185@earth.backplane.com>
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> :> :Before any more work is done on KSE's I really feel people should either > :> :agree fully with the paper, or debate its contents first. > :> : > :> :I really doubt a single person will develop KSE, so it is imperative > :> :there is a common sheet of music. > :> : > :> :-- > :> :-- David (obrien@FreeBSD.org) > :> > :> I've read it. I was under the impression from prior discussions that > :> KSEs belonging to the same process had to be serialized... that you > :> couldn't run them concurrently with each other. > : > :What's the point of SMP then? This would give us essentially a > :'single-threaded' process, since only one thread/process can be running > :at any one point in time. Arguable, this is still better than the > :current situation where if a thread blocks, the entire process blocks, > :but if we've got an idle CPU, why not allow another thread run in a > :second KSE on the idle processor? > : > :> I can't imagine how > :> we could possibly run KSEs belonging to the same process concurrently > :> anyway. > : > :Think 'multi-threaded' applications. It's trivial to design a program > :where multiple threads are independant of one another. > : > :Nate > > Try reading my posting again, Nate, carefully. You missed the whole > thing. I read it, and this is what I hear you saying in a nutshell. KSEs belonging to the same process are serialized, and can not be run concurrently. What I'm saying: KSEs belonging to the same process can be run concurrently if we have multiple processors. Where did I miss what you were saying? Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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