| <a name="0.0.9"></a> |
| ### 0.0.9 (2020-04-03) |
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| #### Features |
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| * **Config:** validate concurrent refs ([9b32af58](9b32af58), closes [#21](21)) |
| * **Pool:** |
| * add `fmt::Debug` impl for `Pool` ([ffa5c7a0](ffa5c7a0)) |
| * add `Default` impl for `Pool` ([d2399365](d2399365)) |
| * add a sharded object pool for reusing heap allocations (#19) ([89734508](89734508), closes [#2](2), [#15](15)) |
| * **Slab::take:** add exponential backoff when spinning ([6b743a27](6b743a27)) |
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| #### Bug Fixes |
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| * incorrect wrapping when overflowing maximum ref count ([aea693f3](aea693f3), closes [#22](22)) |
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| <a name="0.0.8"></a> |
| ### 0.0.8 (2020-01-31) |
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| #### Bug Fixes |
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| * `remove` not adding slots to free lists ([dfdd7aee](dfdd7aee)) |
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| <a name="0.0.7"></a> |
| ### 0.0.7 (2019-12-06) |
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| #### Bug Fixes |
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| * **Config:** compensate for 0 being a valid TID ([b601f5d9](b601f5d9)) |
| * **DefaultConfig:** |
| * const overflow on 32-bit ([74d42dd1](74d42dd1), closes [#10](10)) |
| * wasted bit patterns on 64-bit ([8cf33f66](8cf33f66)) |
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| <a name="0.0.6"></a> |
| ## 0.0.6 (2019-11-08) |
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| #### Features |
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| * **Guard:** expose `key` method #8 ([748bf39b](748bf39b)) |
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| <a name="0.0.5"></a> |
| ## 0.0.5 (2019-10-31) |
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| #### Performance |
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| * consolidate per-slot state into one AtomicUsize (#6) ([f1146d33](f1146d33)) |
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| #### Features |
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| * add Default impl for Slab ([61bb3316](61bb3316)) |
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| <a name="0.0.4"></a> |
| ## 0.0.4 (2019-21-30) |
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| #### Features |
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| * prevent items from being removed while concurrently accessed ([872c81d1](872c81d1)) |
| * added `Slab::remove` method that marks an item to be removed when the last thread |
| accessing it finishes ([872c81d1](872c81d1)) |
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| #### Bug Fixes |
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| * nicer handling of races in remove ([475d9a06](475d9a06)) |
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| #### Breaking Changes |
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| * renamed `Slab::remove` to `Slab::take` ([872c81d1](872c81d1)) |
| * `Slab::get` now returns a `Guard` type ([872c81d1](872c81d1)) |
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| <a name="0.0.3"></a> |
| ## 0.0.3 (2019-07-30) |
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| #### Bug Fixes |
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| * split local/remote to fix false sharing & potential races ([69f95fb0](69f95fb0)) |
| * set next pointer _before_ head ([cc7a0bf1](cc7a0bf1)) |
| |
| #### Breaking Changes |
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| * removed potentially racy `Slab::len` and `Slab::capacity` methods ([27af7d6c](27af7d6c)) |
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| <a name="0.0.2"></a> |
| ## 0.0.2 (2019-03-30) |
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| #### Bug Fixes |
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| * fix compilation failure in release mode ([617031da](617031da)) |
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| <a name="0.0.1"></a> |
| ## 0.0.1 (2019-02-30) |
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| - Initial release |
