[Stackless] Thread Migration

Christian Tismer tismer at stackless.com
Fri Apr 25 21:39:08 CEST 2008

Richard Tew wrote:
> On Thu, Apr 24, 2008 at 6:33 PM, Justin Tulloss <jmtulloss at gmail.com> wrote:
>>  Is there any way to move a tasklet from the thread that it's currently
>>  running in to a different thread, short of reconstructing the tasklet
>>  in the new thread?
> Given that reconstruction includes pickling and unpickling, no.
> Stackless is not actually stackless.  Tasklets will be using memory
> from the stack space of the thread they are created on.
> Reconstruction, preferably via pickling, is the only option.

Not completely the truth, I think.

When a tasklet is only doing soft switching, then it does not
have any data from the C stack and then it can simply run
in a different thread. Like generators can too.

Not absolutely sure if it works, but this was the plan.
Maybe I'll add a test case.

cheers - chris

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