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Shm: initial multiple segments support

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This commit is contained in:
Alexey Rybalchenko
2020-08-25 21:04:02 +02:00
parent b126ede45a
commit 266843cda5
11 changed files with 159 additions and 124 deletions
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19
fairmq/shmem/Common.h
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@@ -81,9 +81,9 @@ struct RegionInfo
bool fDestroyed;
};
using Uint64RegionInfoPairAlloc = boost::interprocess::allocator<std::pair<const uint64_t, RegionInfo>, SegmentManager>;
using Uint64RegionInfoMap = boost::interprocess::map<uint64_t, RegionInfo, std::less<uint64_t>, Uint64RegionInfoPairAlloc>;
using Uint64RegionInfoHashMap = boost::unordered_map<uint64_t, RegionInfo, boost::hash<uint64_t>, std::equal_to<uint64_t>, Uint64RegionInfoPairAlloc>;
using Uint16RegionInfoPairAlloc = boost::interprocess::allocator<std::pair<const uint16_t, RegionInfo>, SegmentManager>;
using Uint16RegionInfoMap = boost::interprocess::map<uint16_t, RegionInfo, std::less<uint16_t>, Uint16RegionInfoPairAlloc>;
using Uint16RegionInfoHashMap = boost::unordered_map<uint16_t, RegionInfo, boost::hash<uint16_t>, std::equal_to<uint16_t>, Uint16RegionInfoPairAlloc>;
struct SegmentInfo
{
@@ -94,9 +94,9 @@ struct SegmentInfo
AllocationAlgorithm fAllocationAlgorithm;
};
using Uint64SegmentInfoPairAlloc = boost::interprocess::allocator<std::pair<const uint64_t, SegmentInfo>, SegmentManager>;
using Uint64SegmentInfoMap = boost::interprocess::map<uint64_t, SegmentInfo, std::less<uint64_t>, Uint64SegmentInfoPairAlloc>;
using Uint64SegmentInfoHashMap = boost::unordered_map<uint64_t, SegmentInfo, boost::hash<uint64_t>, std::equal_to<uint64_t>, Uint64SegmentInfoPairAlloc>;
using Uint16SegmentInfoPairAlloc = boost::interprocess::allocator<std::pair<const uint16_t, SegmentInfo>, SegmentManager>;
using Uint16SegmentInfoMap = boost::interprocess::map<uint16_t, SegmentInfo, std::less<uint16_t>, Uint16SegmentInfoPairAlloc>;
using Uint16SegmentInfoHashMap = boost::unordered_map<uint16_t, SegmentInfo, boost::hash<uint16_t>, std::equal_to<uint16_t>, Uint16SegmentInfoPairAlloc>;
struct DeviceCounter
{
@@ -120,18 +120,19 @@ struct MsgCounter
struct RegionCounter
{
RegionCounter(uint64_t c)
RegionCounter(uint16_t c)
: fCount(c)
{}
std::atomic<uint64_t> fCount;
std::atomic<uint16_t> fCount;
};
struct MetaHeader
{
size_t fSize;
size_t fRegionId;
size_t fHint;
uint16_t fRegionId;
uint16_t fSegmentId;
boost::interprocess::managed_shared_memory::handle_t fHandle;
};