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graphics: perf - batch GPU page watcher updates at 4 MiB granularity

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This commit is contained in:
nmzik
2026-08-02 08:39:50 +02:00
parent 9da7fc5dd6
commit b877b4be9c
16 changed files with 1909 additions and 1142 deletions
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src/graphics/host_gpu/memoryTracker.h
+10 -16
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@@ -18,8 +18,7 @@ namespace Libs::Graphics {
class MemoryTracker final {
public:
explicit MemoryTracker(PageManager& page_manager,
PageWatchMode gpu_watch_mode = PageWatchMode::ReadWrite);
explicit MemoryTracker(PageManager& page_manager);
~MemoryTracker();
KYTY_CLASS_NO_COPY(MemoryTracker);
@@ -56,9 +55,8 @@ public:
}
Iterate<false>(vaddr, size,
[](RegionManager* manager, uint64_t offset, uint64_t bytes) {
const auto changed = manager->ChangeState<DirtySource::Cpu, true>(
manager->ChangeState<DirtySource::Cpu, true>(
manager->GetCpuAddr() + offset, bytes);
manager->ApplyProtection(changed, false);
});
return false;
};
@@ -109,10 +107,8 @@ public:
Iterate<false>(vaddr, size,
[&](RegionManager* manager, uint64_t offset, uint64_t bytes) {
const auto address = manager->GetCpuAddr() + offset;
const auto changed =
manager->template ForEachModifiedRange<DirtySource::Gpu, true>(
address, bytes, [](uint64_t, uint64_t) noexcept {});
manager->ApplyGpuProtection(changed, false, m_gpu_watch_mode);
manager->template ForEachModifiedRange<DirtySource::Gpu, true>(
address, bytes, [](uint64_t, uint64_t) noexcept {});
});
}
}
@@ -142,13 +138,12 @@ public:
});
upload_func();
if (is_written) {
Iterate<false>(
vaddr, size, [this](RegionManager* manager, uint64_t offset, uint64_t bytes) {
const auto changed = manager->template ChangeState<DirtySource::Gpu, true>(
manager->GetCpuAddr() + offset, bytes);
manager->ApplyGpuProtection(changed, true, m_gpu_watch_mode);
manager->lock.unlock();
});
Iterate<false>(vaddr, size,
[](RegionManager* manager, uint64_t offset, uint64_t bytes) {
manager->template ChangeState<DirtySource::Gpu, true>(
manager->GetCpuAddr() + offset, bytes);
manager->lock.unlock();
});
}
s_upload_owner = previous_upload_owner;
}
@@ -202,7 +197,6 @@ private:
std::mutex m_region_mutex;
std::mutex m_access_mutex;
PageManager& m_page_manager;
PageWatchMode m_gpu_watch_mode = PageWatchMode::ReadWrite;
};
} // namespace Libs::Graphics