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shm: Ref counting for unmanaged regions in a dedicated segment

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Alexey Rybalchenko
2023-09-19 10:21:00 +02:00
parent cacf69d5f6
commit 1a0ab3a4e2
7 changed files with 159 additions and 85 deletions
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fairmq/UnmanagedRegion.h
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@@ -134,6 +134,7 @@ struct RegionConfig
int creationFlags = 0; /// flags passed to the underlying transport on region creation
int64_t userFlags = 0; /// custom flags that have no effect on the transport, but can be retrieved from the region by the user
uint64_t size = 0; /// region size
uint64_t rcSegmentSize = 10000000; /// region size
std::string path = ""; /// file path, if the region is backed by a file
std::optional<uint16_t> id = std::nullopt; /// region id
uint32_t linger = 100; /// delay in ms before region destruction to collect outstanding events