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Shmem region: support huge pages via path to hugetlbfs mount

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This commit is contained in:
Alexey Rybalchenko
2019-07-03 14:54:54 +02:00
committed by Dennis Klein
parent a8c76accdc
commit 0e35f1cb22
29 changed files with 466 additions and 537 deletions
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7
fairmq/shmem/Region.h
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@@ -22,6 +22,7 @@
#include <fairmq/shmem/Common.h>
#include <boost/interprocess/managed_shared_memory.hpp>
#include <boost/interprocess/file_mapping.hpp>
#include <boost/interprocess/ipc/message_queue.hpp>
#include <thread>
@@ -40,13 +41,15 @@ class Manager;
struct Region
{
Region(Manager& manager, uint64_t id, uint64_t size, bool remote, FairMQRegionCallback callback = nullptr);
Region(Manager& manager, uint64_t id, uint64_t size, bool remote, FairMQRegionCallback callback = nullptr, const std::string& path = "", int flags = 0);
Region() = delete;
Region(const Region&) = default;
Region(Region&&) = default;
void InitializeQueues();
void StartReceivingAcks();
void ReceiveAcks();
@@ -61,6 +64,8 @@ struct Region
std::string fName;
std::string fQueueName;
boost::interprocess::shared_memory_object fShmemObject;
FILE* fFile;
boost::interprocess::file_mapping fFileMapping;
boost::interprocess::mapped_region fRegion;
std::mutex fBlockLock;