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Merge pull request #456 from arutk/aalru

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Relax LRU list ordering to minimize list updates
This commit is contained in:
Robert Baldyga
2021-02-18 13:48:54 +01:00
committed by GitHub
parent 91cbeed611 9e98eec361
commit 75baec5aa5
7 changed files with 467 additions and 36 deletions
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src/metadata/metadata_structs.h
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@@ -56,7 +56,7 @@ struct ocf_metadata_lock
struct ocf_metadata_global_lock global[OCF_NUM_GLOBAL_META_LOCKS];
/*!< global metadata lock (GML) */
env_rwlock status; /*!< Fast lock for status bits */
env_spinlock eviction[OCF_NUM_EVICTION_LISTS]; /*!< Fast lock for eviction policy */
env_rwlock eviction[OCF_NUM_EVICTION_LISTS]; /*!< Fast lock for eviction policy */
env_rwsem *hash; /*!< Hash bucket locks */
env_rwsem *collision_pages; /*!< Collision table page locks */
env_spinlock partition[OCF_IO_CLASS_MAX]; /* partition lock */