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No hashing used in __contention? #5

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rdb opened this issue Feb 23, 2022 · 0 comments
Open

No hashing used in __contention? #5

rdb opened this issue Feb 23, 2022 · 0 comments

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@rdb
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rdb commented Feb 23, 2022

I am curious why you only grab the lowest 8 bits of the pointer without any hashing in __contention. The vast majority of pointers passed in will be aligned on an 8-byte or 16-byte boundary which surely means that you are only ever using 16 to 32 of the 256 available slots in the optimistic case?
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