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read_only if shmem size is 0, read_write otherwise

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Michael Krasnyk
2016-12-25 16:53:10 +01:00
committed by Patrick Niklaus
parent fe2beb6f68
commit 774b8688ca
2 changed files with 7 additions and 10 deletions
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src/storage/storage.cpp
+2 -2
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@@ -175,14 +175,14 @@ Storage::ReturnCode Storage::Run(int max_wait)
// Allocate shared memory block
auto regions_size = sizeof(layout) + layout.GetSizeOfLayout();
util::Log() << "allocating shared memory of " << regions_size << " bytes";
auto shared_memory = makeSharedMemory(data_region, regions_size, true);
auto shared_memory = makeSharedMemory(data_region, regions_size);
// Copy memory layout to shared memory and populate data
char *shared_memory_ptr = static_cast<char *>(shared_memory->Ptr());
memcpy(shared_memory_ptr, &layout, sizeof(layout));
PopulateData(layout, shared_memory_ptr + sizeof(layout));
auto data_type_memory = makeSharedMemory(CURRENT_REGION, sizeof(SharedDataTimestamp), true);
auto data_type_memory = makeSharedMemory(CURRENT_REGION, sizeof(SharedDataTimestamp));
SharedDataTimestamp *data_timestamp_ptr =
static_cast<SharedDataTimestamp *>(data_type_memory->Ptr());