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SMMU: Ensure the backing address range matches the current

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This commit is contained in:
Fernando Sahmkow 2024-02-07 23:47:42 +01:00
parent 4463ded603
commit ae833aa9c0
1 changed files with 7 additions and 0 deletions
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7
src/core/device_memory_manager.inc
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@ -532,6 +532,7 @@ void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size
cache_bytes = 0;
}
};
size_t old_vpage = (base_vaddress >> Memory::YUZU_PAGEBITS) - 1;
for (; page != page_end; ++page) {
CounterAtomicType& count = cached_pages->at(page >> subentries_shift).Count(page);
auto [asid_2, vpage] = ExtractCPUBacking(page);
@ -547,6 +548,12 @@ void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size
memory_device_inter = registered_processes[asid_2.id];
}
if (vpage != old_vpage + 1) [[unlikely]] {
release_pending();
}
old_vpage = vpage;
// Adds or subtracts 1, as count is a unsigned 8-bit value
count.fetch_add(static_cast<CounterType>(delta), std::memory_order_release);