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[TEST] Smoly inmolation

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This commit is contained in:
CamilleLaVey
2026-08-07 23:59:06 -04:00
parent 3e12fb1ff4
commit 5bba57ad7f
5 changed files with 21 additions and 14 deletions
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src/common/host_memory.cpp
+11 -13
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@@ -668,11 +668,8 @@ public:
size_t ComputeAhbBudget(size_t window_size) const {
const u64 total_physical = Common::GetMemInfo().TotalPhysicalMemory;
if (total_physical == 0) {
return 0;
}
constexpr u64 MinimumTotalPhysical = 7ULL << 30;
if (total_physical < MinimumTotalPhysical) {
constexpr u64 BaselineFootprint = 6ULL << 30;
if (total_physical <= BaselineFootprint) {
return 0;
}
const u64 max_map_count = Common::GetMaxMapCount();
@@ -680,12 +677,13 @@ public:
if (max_map_count == 0 || max_map_count <= ReservedMaps) {
return 0;
}
u64 budget = total_physical / 6;
budget = (std::min)(budget, (max_map_count - ReservedMaps) * PageAlignment);
u64 budget = (total_physical - BaselineFootprint) / 2;
constexpr u64 MapSlotsPerWindow = 4096;
const u64 affordable_windows = (max_map_count - ReservedMaps) / MapSlotsPerWindow;
budget = (std::min)(budget, affordable_windows * window_size);
const u64 available = Common::GetAvailablePhysicalMemory();
if (available != 0) {
constexpr u64 Headroom = 2ULL << 30;
budget = (std::min)(budget, available > Headroom ? available - Headroom : 0);
budget = (std::min)(budget, available / 2);
}
budget = (std::min)(budget, static_cast<u64>(backing_size));
budget = Common::AlignDown(budget, window_size);
@@ -706,14 +704,14 @@ public:
return false;
}
constexpr size_t window_size = 256ULL << 20;
const AHardwareBuffer_Desc window_desc = MakeBlobDesc(window_size);
if (AHardwareBuffer_isSupported(&window_desc) == 0) {
return false;
}
const size_t budget = ComputeAhbBudget(window_size);
if (budget == 0) {
return false;
}
const AHardwareBuffer_Desc window_desc = MakeBlobDesc(window_size);
if (AHardwareBuffer_isSupported(&window_desc) == 0) {
return false;
}
if (!ProbeAhbBacking(get_native_handle)) {
return false;
}