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GPU: Allow GpuToCpuAddress to return boost::none for unmapped addresses.
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1 changed files with 2 additions and 2 deletions
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@ -100,9 +100,9 @@ boost::optional<GPUVAddr> MemoryManager::FindFreeBlock(u64 size, u64 align) {
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boost::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr gpu_addr) {
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boost::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr gpu_addr) {
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VAddr base_addr = PageSlot(gpu_addr);
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VAddr base_addr = PageSlot(gpu_addr);
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ASSERT(base_addr != static_cast<u64>(PageStatus::Unmapped));
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if (base_addr == static_cast<u64>(PageStatus::Allocated)) {
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if (base_addr == static_cast<u64>(PageStatus::Allocated) ||
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base_addr == static_cast<u64>(PageStatus::Unmapped)) {
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return {};
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return {};
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}
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}
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