Re: [m5-dev] namespaces for python SimObjects

[nathan binkert]

> We do have circular references in the C++ objects but they're not
> setup through Python. The subobjects constructor sets the back
> pointer.  For example the Tsunami object has a pointer to each
> Tsunami*Chip object so when the Tsunami*Chip object is constructed it
> has a pointer to Tsunami and sets the back pointer there. At
> Tsunami::init() all the pointers are setup. Python didn't need to
> handle the circular references for this to work though.
Correct, but we also allow this to happen in the python code now and
have for quite a while.
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