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kern: refactor FindFreeArea region search logic per 20.0.0 changes

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Michael Scire
2025-04-30 21:52:01 -07:00
committed by SciresM
parent b80f0944ab
commit 28296e2aac
3 changed files with 74 additions and 21 deletions
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libraries/libmesosphere/include/mesosphere/kern_k_memory_block_manager.hpp
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@@ -99,6 +99,7 @@ namespace ams::kern {
Result Initialize(KProcessAddress st, KProcessAddress nd, KMemoryBlockSlabManager *slab_manager);
void Finalize(KMemoryBlockSlabManager *slab_manager);
static bool GetRegionForFindFreeArea(KProcessAddress *out_start, KProcessAddress *out_end, KProcessAddress region_start, size_t region_num_pages, size_t num_pages, size_t alignment, size_t offset, size_t guard_pages);
KProcessAddress FindFreeArea(KProcessAddress region_start, size_t region_num_pages, size_t num_pages, size_t alignment, size_t offset, size_t guard_pages) const;
void Update(KMemoryBlockManagerUpdateAllocator *allocator, KProcessAddress address, size_t num_pages, KMemoryState state, KMemoryPermission perm, KMemoryAttribute attr, KMemoryBlockDisableMergeAttribute set_disable_attr, KMemoryBlockDisableMergeAttribute clear_disable_attr);