[3.13] gh-117657: Fix TSAN race in free-threaded GC (GH-119883) - #119903
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colesbury merged 1 commit intoJun 1, 2024
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[3.13] gh-117657: Fix TSAN race in free-threaded GC (GH-119883)#119903colesbury merged 1 commit into
colesbury merged 1 commit into
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Only call `gc_restore_tid()` from stop-the-world contexts. `worklist_pop()` can be called while other threads are running, so use a relaxed atomic to modify `ob_tid`. (cherry picked from commit 60593b2) Co-authored-by: Sam Gross <colesbury@gmail.com>
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Only call gc_restore_tid() from stop-the-world contexts.
worklist_pop() can be called while other threads are running, so use a
relaxed atomic to modify ob_tid.
(cherry picked from commit 60593b2)
Co-authored-by: Sam Gross colesbury@gmail.com