[Stackless] Figuring out stackless for use in Twisted

Christian Tismer tismer at tismer.com
Wed Jul 30 21:02:19 CEST 2003


Christopher Armstrong wrote:

...

> I was confused about _when_ context
> switches happen. You said pre-emptive, and as I understand it, that
> means "at arbitrary points in code". But if it's only switching on
> blocked send()s and receive()s, that's not really arbitrary. At least
> afaic. So will context switches ever happen at points _other_ than
> send() and receive()?

Yes. There is schedule(), which triggers a context
switch explicitly.
There will be an option for the stackless.run() function,
too, that allows for implicit context switches.
That can be blocked by the atomic flag.
But I think I told about that, already.

ciao - chris

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