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gh-135871: Reload lock internal state while spinning in PyMutex_LockTimed #146064

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Merged
colesbury merged 5 commits into from
Mar 23, 2026
+16 −0
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gh-135871: Reload lock internal state while spinning in PyMutex_LockTimed #146064

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gh-135871: Reload lock internal state while spinning in `_PyMutex_Loc…
dpdani Feb 27, 2026
54932d6
📜🤖 Added by blurb_it.
blurb-it[bot] Mar 19, 2026
f1eaffa
parentheses for casting
dpdani Mar 23, 2026
5fee9e4
RELOAD_SPIN_COUNT -> RELOAD_SPIN_MASK
dpdani Mar 23, 2026
e7b874e
Merge branch 'main' into pymutex-spinning-reload
colesbury Mar 23, 2026
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📜🤖 Added by blurb_it.
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@blurb-it
blurb-it[bot] authored Mar 19, 2026
commit 54932d638bf3bbe0cac46b0acc1523f64d844307
1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Core_and_Builtins/2026-03-19-16-16-40.gh-issue-135871.jSExZ3.rst
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Improve multithreaded scaling of PyMutex in low-contention scenarios by reloading the lock's internal state, without slowing down high-contention scenarios.
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