Author: fijal Branch: extradoc Changeset: r5828:a37e8e51e1bc Date: 2017-08-11 18:02 +0200 http://bitbucket.org/pypy/extradoc/changeset/a37e8e51e1bc/
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Log: expand diff --git a/blog/draft/remove-gil.rst b/blog/draft/remove-gil.rst --- a/blog/draft/remove-gil.rst +++ b/blog/draft/remove-gil.rst @@ -7,6 +7,10 @@ in the Python community. There has been various attempts at removing it: some were successful, like e.g. in Jython or IronPython with the help of the platform, and some yet to bear fruit, like `gilectomy`_. Since our `February sprint`_ in Leysin, we've been on-and-off tackling directly the topic of GIL removal in the PyPy project. +We believe that the work done in IronPython or Jython can be reproduced with +only a bit more effort. Compared to that, removing the GIL in CPython is a much +harder topic, since it requires tackling the problem of multi-threaded reference +counting. See the section below for further discussions. .. _`February sprint`: https://morepypy.blogspot.it/2017/03/leysin-winter-sprint-summary.html @@ -64,7 +68,11 @@ data structures with locks and what do we do with reference counting that needs to be guarded. PyPy only has the former problem; the latter doesn't exist, due to a different garbage collector approach. Of course the first problem -is a mess too, but at least we are already half-way there. +is a mess too, but at least we are already half-way there. Compare to Jython +or IronPython, PyPy lacks some data structures that are provided by JVM or .NET, +which we would need to implement, hence the problem is a little harder +than on an existing multithreaded platform. However, there is good research +and we know how the problem can be solved. Best regards, Maciej Fijalkowski _______________________________________________ pypy-commit mailing list pypy-commit@python.org https://mail.python.org/mailman/listinfo/pypy-commit
