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Dimitri Vorona updated ARROW-3660: ---------------------------------- Summary: [C++] Don't unnecessarily lock MemoryMappedFile for resizing in readonly files (was: [C++] Don't unnecessaryly lock MemoryMappedFile for resizing in readonly files) > [C++] Don't unnecessarily lock MemoryMappedFile for resizing in readonly files > ------------------------------------------------------------------------------ > > Key: ARROW-3660 > URL: https://issues.apache.org/jira/browse/ARROW-3660 > Project: Apache Arrow > Issue Type: New Feature > Components: C++ > Affects Versions: 0.11.0 > Reporter: Dimitri Vorona > Priority: Minor > Labels: pull-request-available > > We lock the resize_lock_ on every read, even though it's not possible to > resize read-only files. > > This also inlines the ResizeMap method into Resize. -- This message was sent by Atlassian JIRA (v7.6.3#76005)