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Kernel: Add RegionTree::find_region_containing(address or range)
Let's encapsulate looking up regions so clients don't have to dig into RegionTree internals.
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4 changed files with 25 additions and 15 deletions
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@ -250,12 +250,7 @@ Region* AddressSpace::find_region_from_range(VirtualRange const& range)
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Region* AddressSpace::find_region_containing(VirtualRange const& range)
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{
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SpinlockLocker lock(m_lock);
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SpinlockLocker tree_locker(m_region_tree.get_lock());
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auto* candidate = m_region_tree.regions().find_largest_not_above(range.base().get());
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if (!candidate)
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return nullptr;
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return (*candidate).range().contains(range) ? candidate : nullptr;
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return m_region_tree.find_region_containing(range);
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}
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ErrorOr<Vector<Region*>> AddressSpace::find_regions_intersecting(VirtualRange const& range)
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