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Only use acq ordering for MicroSpinLock locking#2532

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AidanGG wants to merge 1 commit intofacebook:mainfrom
AidanGG:microspinlock-mem-order
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Only use acq ordering for MicroSpinLock locking#2532
AidanGG wants to merge 1 commit intofacebook:mainfrom
AidanGG:microspinlock-mem-order

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@AidanGG AidanGG commented Nov 20, 2025

Only acquire ordering is required here, not acq_rel. Fixes #2389.

@meta-cla meta-cla bot added the CLA Signed label Nov 20, 2025
@AidanGG AidanGG force-pushed the microspinlock-mem-order branch from 785b855 to e48a774 Compare November 20, 2025 04:52
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Inefficient memory order in SpinLock

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