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Re: [PATCH 03/10] introduce systhread layer

From: Tom Tromey
Subject: Re: [PATCH 03/10] introduce systhread layer
Date: Mon, 13 Aug 2012 08:22:48 -0600
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.1 (gnu/linux)

>>>>> "Ken" == Ken Raeburn <address@hidden> writes:

Ken> What benefit do you think providing this "no threads" port would have?

Not having to port the thread code to every host platform right away.

Ken> Where every I/O operation needs to be rewritten to call some helper
Ken> function that do the thread switching?

We're going to do this anyway; see the GC patch.

Ken> I've worked on code where performance of the thread-switching support
Ken> was a big deal.  I don't see Emacs falling into that category, at
Ken> least not any time soon.  On the other hand, I do hope that people
Ken> find more uses for thread support than occur to me right now, so….

My new plan is to get something working, then we can refine it.
The critical thing is not to make choices that inhibit future performance.


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