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author	Sam Gross <colesbury@gmail.com>
	Fri, 30 Jan 2026 17:20:27 +0000 (12:20 -0500)
committer	GitHub <noreply@github.com>
	Fri, 30 Jan 2026 17:20:27 +0000 (12:20 -0500)
commit	a01694dacd8e8bbbd019e8b87dbc7bc7173cb7f1
tree	a026db0562c786ac6833ef32b544862e3953239e	tree \| snapshot
parent	a7048327ed7c6bb83c8c41d50f6d8c5470b6ad71	commit \| diff

gh-120321: Make gi_yieldfrom thread-safe in free-threading build (#144292)

Add a FRAME_SUSPENDED_YIELD_FROM_LOCKED state that acts as a brief
lock, preventing other threads from transitioning the frame state
while gen_getyieldfrom reads the yield-from object off the stack.

Include/internal/pycore_frame.h		diff \| blob \| blame \| history
Include/internal/pycore_lock.h		diff \| blob \| blame \| history
Lib/test/support/threading_helper.py		diff \| blob \| blame \| history
Lib/test/test_free_threading/test_generators.py		diff \| blob \| blame \| history
Misc/NEWS.d/next/Core_and_Builtins/2026-01-27-17-49-43.gh-issue-120321.Vo7c9T.rst	[new file with mode: 0644]	blob
Objects/genobject.c		diff \| blob \| blame \| history
Python/ceval.c		diff \| blob \| blame \| history
Python/ceval_macros.h		diff \| blob \| blame \| history
Python/lock.c		diff \| blob \| blame \| history

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