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graphics: unwatch image heap pages on writes next to a table

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nmzik committed 2026-10-26 05:32:02 +01:00
1 parent 597137e8b1
commit 463a096249
2 files changed
+16 -3
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src/graphics/host_gpu/renderer/pipeline/imageHeap.cpp
+5 -3
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@@ -254,10 +254,12 @@ void ImageHeap::Unwatch(const Memory& memory) {
void ImageHeap::InvalidateMemory(uint64_t address, uint64_t size) {
std::scoped_lock lock {m_mutex};
for (auto& memory: m_memories) {
const auto begin = std::max(address, memory->base);
const auto end = std::min(address + size, memory->base + memory->size);
if (begin >= end) continue;
// Watches cover whole pages, so a write next to the table must unwatch its page too.
const auto origin = Common::AlignDown(memory->base, TRACKER_PAGE_SIZE);
const auto begin = std::max(address, origin);
const auto end = std::min(address + size,
origin + memory->dirty_pages.size() * TRACKER_PAGE_SIZE);
if (begin >= end) continue;
MarkDirty(*memory, (begin - origin) / TRACKER_PAGE_SIZE,
(end - 1u - origin) / TRACKER_PAGE_SIZE + 1u);
}