The Linux mutex code has a MUTEX_SPIN_ON_OWNER configuration
option that was enabled by default in major distributions like Red
Hat. Allowing threads waiting on mutex to spin while the mutex owner
is running will theoretically reduce latency on the acquisition of
mutex at the expense of energy
The Linux mutex code has a MUTEX_SPIN_ON_OWNER configuration
option that was enabled by default in major distributions like Red
Hat. Allowing threads waiting on mutex to spin while the mutex owner
is running will theoretically reduce latency on the acquisition of
mutex at the expense of energy
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