gh-101659: Isolate "obmalloc" State to Each Interpreter - #101660

Merged

ericsnowcurrently merged 58 commits into

python:mainfrom

ericsnowcurrently:per-interpreter-alloc

Apr 24, 2023

Commits on Feb 7, 2023

Commits on Feb 9, 2023

Dynamically initialize obmalloc for subinterpreters.
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bf9425f

Commits on Mar 9, 2023

Merge branch 'main' into per-interpreter-alloc
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d5da34b
Pass around struct _obmalloc_state* instead of PyInterpeterState*.
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6c3111c
Add _PyInterpreterConfig.use_main_obmalloc.
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4dc087d
Add a comment about why per-interpreter obmalloc requires multi-phase init extensions.
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1ae33a0
Add a TODO comment.
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5b54d63
Optionally use the main interpreter's obmalloc state.
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9f4f8f3
Pass use_main_obmalloc to run_in_subinterp() in test_import.
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aa10204

Commits on Mar 10, 2023

Commits on Mar 13, 2023

Chain the exceptions.
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1c5b109
Swap out the failed tstate.
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f36426b
Remaining static builtin types must be fixed.
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54b9f09
Add PyInterpreterState.sysdict_copy.
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2358a42
Set m_copy to None for sys and builtins.
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b6502e1
Add _PyIO_InitTypes().
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678e67b
Fix test_capi.
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69a5829
Avoid allocation for shared exceptions.
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3feb408
Fix the ChannelID tp_name.
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05806fc

Commits on Mar 29, 2023

Merge branch 'main' into per-interpreter-alloc
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b1cd7bb
Do not include the total from interpreters sharing with main.
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4feb2b7
Add _PyRuntime.obmalloc.interpreter_leaks.
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136ad2f
Track leaked blocks across init/fini cycles.
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e19bb37
Clean up assumptions around runtime fini.
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6c51997
Merge branch 'main' into per-interpreter-alloc
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f0fcaf6

Commits on Mar 30, 2023

Add stubs for when WITH_PYMALLOC isn't defined.
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0ff65ff

Commits on Apr 4, 2023

Commits on Apr 5, 2023

Add a note about global state owned by the module.
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0091e48
Factor out GLOBAL_MALLOC() and GLOBAL_FREE().
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9f74f7b
Switch to the raw allocator.
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10c3589
Merge branch 'channels-raw-allocator' into per-interpreter-alloc
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ff727ec
Use the raw allocator for _PyCrossInterpreterData_InitWithSize().
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593430b
atexit_callback -> atexit_py_callback.
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f5ae710
Add pycore_atexit.h.
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e6d4776
Add _Py_AtExit().
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c719f02
Add a TODO comment.
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47c302d
Move _Py_AtExit() to the public API.
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aaeaaa6
Test a constraint.
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b5396e4
Add an atexit callback for _xxinterpchannels.
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448b48a
Implement the callback.
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c86f738
Drop the _PyCrossInterpreterData_Clear() call in _xxinterpchannels.
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1827feb
Drop the _PyCrossInterpreterData_Clear() call in _xxsubinterpreters.
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82b395c

Commits on Apr 6, 2023

Commits on Apr 24, 2023

Merge branch 'main' into per-interpreter-alloc
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0fd74a9