use atomic compare exchange when setting the GC mark-bit#50576

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d-netto merged 3 commits intomasterfrom dcn/fix-50574

Jul 18, 2023

Commits on Jul 18, 2023

Revert "Don't use exchange in the hot path of the GC (#50021 )"
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Revert "relax assertion involving pg->nold to reflect that it may be a bit inaccurate with parallel marking (#50466 )"
d-netto
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suggestion from Gabriel's review
d-netto
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