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Deallocate Unmapped memory pages

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Reduces memory usage buildup over time, may affect performance.
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TheASVigilante 2023-02-09 14:51:55 +01:00 committed by Billy Laws
parent 7296f8503d
commit b780e2b755
1 changed files with 3 additions and 1 deletions
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4
app/src/main/cpp/skyline/kernel/svc.cpp
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@ -176,6 +176,7 @@ namespace skyline::kernel::svc {
if (!sourceObject) if (!sourceObject)
throw exception("svcUnmapMemory: Cannot find source memory object in handle table for address 0x{:X}", source); throw exception("svcUnmapMemory: Cannot find source memory object in handle table for address 0x{:X}", source);
state.process->memory.FreeMemory(sourceChunk.value().memory->guest);
state.process->CloseHandle(sourceObject->handle); state.process->CloseHandle(sourceObject->handle);
Logger::Debug("Unmapped range 0x{:X} - 0x{:X} to 0x{:X} - 0x{:X} (Size: 0x{:X} bytes)", source, source + size, destination, destination + size, size); Logger::Debug("Unmapped range 0x{:X} - 0x{:X} to 0x{:X} - 0x{:X} (Size: 0x{:X} bytes)", source, source + size, destination, destination + size, size);
@ -1082,8 +1083,9 @@ namespace skyline::kernel::svc {
if (memory->memoryState == memory::states::Heap) { if (memory->memoryState == memory::states::Heap) {
if (memory->guest.data() >= pointer) { if (memory->guest.data() >= pointer) {
if (memory->guest.size() <= size) { if (memory->guest.size() <= size) {
memory->Resize(0); state.process->memory.FreeMemory(memory->guest);
state.process->CloseHandle(memory->handle); state.process->CloseHandle(memory->handle);
delete memory;
} else { } else {
memory->Remap(span<u8>{pointer + size, static_cast<size_t>((pointer + memory->guest.size() - memory->guest.data())) - size}); memory->Remap(span<u8>{pointer + size, static_cast<size_t>((pointer + memory->guest.size() - memory->guest.data())) - size});
} }