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Daan Leijen 2023-03-29 16:24:55 -07:00
commit c4220e43b6
9 changed files with 19 additions and 14 deletions
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src/segment.c
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@ -1070,7 +1070,7 @@ We maintain a global list of abandoned segments that are
reclaimed on demand. Since this is shared among threads
the implementation needs to avoid the A-B-A problem on
popping abandoned segments: <https://en.wikipedia.org/wiki/ABA_problem>
We use tagged pointers to avoid accidentially identifying
We use tagged pointers to avoid accidentally identifying
reused segments, much like stamped references in Java.
Secondly, we maintain a reader counter to avoid resetting
or decommitting segments that have a pending read operation.