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gh-127266: avoid data races when updating type slots by nascheme · Pull Request #131174 · python/cpython · GitHub

gh-127266: avoid data races when updating type slots - #131174

Merged

nascheme merged 54 commits into

python:mainfrom

nascheme:gh-127266-type-slots-ts

Apr 28, 2025

Commits on Mar 13, 2025

wip: update type slots, stop-the-world
nascheme
committed
0e995ad
Remove unneeded atomics for tp_flags.
nascheme
committed
b173f17
Use stop-the-world for tp_flag changes too.
nascheme
committed
d4ce112

Commits on Mar 14, 2025

Remove 'world_stops' and 'sys._get_world_stops'.
nascheme
committed
44eb332
Improve code comments.
nascheme
committed
d132fab
Remove TSAN suppressions that seem unneeded.
nascheme
committed
658bcd5
Add NEWS file.
nascheme
committed
ef2f07b

Commits on Mar 26, 2025

Use mutex rather than critical sections.
nascheme
committed
ce8536d
Merge 'origin/main' into gh-127266-type-slots-ts
nascheme
committed
b97a4b4
Fix non-debug build.
nascheme
committed
ca00e74
Improve comments.
nascheme
committed
6db4542

Commits on Mar 27, 2025

Merge 'origin/main' into gh-127266-type-slots-ts
nascheme
committed
398ac14
Avoid unused function warning.
nascheme
committed
75d6b71

Commits on Mar 31, 2025

Remove unwanted suppression (bad merge).
nascheme
committed
895a86a
Fixes based on review feedback.
nascheme
committed
65e40f4
Remove spurious assert().
nascheme
committed
b68f1a1

Commits on Apr 1, 2025

Commits on Apr 3, 2025

Further cleanups of the locking in typeobject.
nascheme
committed
e4f87e5
Fix data race in resolve_slotdups().
nascheme
committed
2a66555
Fix comment.
nascheme
committed
2efac26

Commits on Apr 9, 2025

Make the init of tp_dict thread-safe.
nascheme
committed
f7d2d36
Do some addtional locking simplification.
nascheme
committed
f3fd35a

Commits on Apr 10, 2025

Avoid acquiring the types mutex if version is set.
nascheme
committed
57c2a44

Commits on Apr 17, 2025

Add check_invalid_reentrancy() call.
nascheme
committed
7c0ccf5
Fix additional re-entrancy issues found.
nascheme
committed
4fa77bb
Add comment explaining class_name() code.
nascheme
committed
caf6554
Merge 'origin/main' into gh-127266-type-slots-ts
nascheme
committed
803d703
Use atomic load to avoid thread safety issue.
nascheme
committed
90ea541
Fix default debug build.
nascheme
committed
0dc0faf
Move declaration to avoid syntax error.
nascheme
committed
956e5d1

Commits on Apr 21, 2025

Remove _PyType_GetVersionForCurrentState, unused.
nascheme
committed
2bb710c
Fix for possible re-entrancy in has_custom_mro().
nascheme
committed
3a9bc96
Use correct FT_ATOMIC_ macro.
nascheme
committed
d742a53
Remove TSAN suppression for 'assign_version_tag'.
nascheme
committed
e7480c3
Small efficiency fix for types_mutex_set_owned().
nascheme
committed
e2ea281
Revert to using critical section with TYPE_LOCK.
nascheme
committed
935bfca
Merge 'origin/main' into gh-127266-type-slots-ts
nascheme
committed
1cff448
Invalidate type cache before calling watchers.
nascheme
committed
a81e9e3

Commits on Apr 22, 2025

Fixes for type_modified_unlocked().
nascheme
committed
f5df0c3
Major re-work, TYPE_LOCK protects more things.
nascheme
committed
7db281c

Commits on Apr 23, 2025

Commits on Apr 24, 2025

Restore comment
nascheme
committed
0eb77da
Revert more changes.
nascheme
committed
16f15b2

Commits on Apr 25, 2025

Merge 'origin/main' into gh-127266-type-slots-ts
nascheme
committed
0c328cc
Reduce item list size for a few tests.
nascheme
committed
64547e9

Commits on Apr 28, 2025

Merge 'origin/main' into gh-127266-type-slots-ts
nascheme
committed
fff1bd2
Minor code tidy.
nascheme
committed
5672352

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