[Python-Dev] Proposal to drop f_tstate

[Guido van Rossum]

> >>Therefore, I hereby propose to remove this frame field,
> >>in order to save space.
> ...
> 
> > I notice that all the places that use f_tstate are functions that get
> > a frame passed in.  What makes you believe that those always run in
> > the same thread where the frame was created?
> 
> Schluck!
> I assumed that f_tstate was just some cache, and one would
> never try to look into a different thread.
> This was a wrong assumption.

I don't know that it is.  I just don't know that it isn't, either.

> Sorry, I will und my changes, ASAP.

Where did you make any changes?

--Guido van Rossum (home page: http://www.python.org/~guido/)