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Related: https://github.com/coinbase/rosetta-sdk-go/tree/patrick/priority-lock
This PR implements a new data structure called a
MutexMap
.MutexMap
allows the caller to acquire a global lock across any number of*PriorityMutex
and to identify locks by some identifier (which enables very fine-grained locking). This data structure can be used to implement concurrent, non-conflicting database transactions instorage
.Changes
MutexMap
PriorityMutex
andMutexMap
: [utils] Implement PriorityMutex #244 (comment)Future Work
In a subsequent PR, we will implement another new data structure called
ShardedMap
that removes the need to acquire a global lock onentries
.