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authorH.J. Lu <hjl.tools@gmail.com>2021-11-11 06:31:51 -0800
committerSunil K Pandey <skpgkp2@gmail.com>2022-09-28 13:47:04 -0700
commitf5a70409db67f3a5f035d9d6082d11efcc74910d (patch)
tree76e4991b0005ae0627b2b3ffa6a6ffca4655387f /nptl/semaphoreP.h
parentda7afc97ad9ddc817686d61f046277166ef42644 (diff)
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Avoid extra load with CAS in __pthread_mutex_lock_full [BZ #28537]
Replace boolean CAS with value CAS to avoid the extra load.

Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
(cherry picked from commit 0b82747dc48d5bf0871bdc6da8cb6eec1256355f)
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