[3.12] gh-100227: Lock Around Modification of the Global Allocators State (gh-105516)#105532
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…ate (pythongh-105516) The risk of a race with this state is relatively low, but we play it safe anyway. We do avoid using the lock in performance-sensitive cases where the risk of a race is very, very low. (cherry picked from commit 68dfa49) Co-authored-by: Eric Snow <ericsnowcurrently@gmail.com>
This was referenced Jun 8, 2023
There were only internal ABI changes.
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The risk of a race with this state is relatively low, but we play it safe anyway. We do avoid using the lock in performance-sensitive cases where the risk of a race is very, very low.
(cherry picked from commit 68dfa49)
Co-authored-by: Eric Snow ericsnowcurrently@gmail.com