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		1682f0b760
		
	
	
	
	
		
			
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			46 lines
		
	
	
	
		
			1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
	
		
			1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #pragma once
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| 
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| #include <AK/Bitmap.h>
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| #include <Kernel/UnixTypes.h>
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| #include <Kernel/VM/VMObject.h>
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| 
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| namespace Kernel {
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| 
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| class InodeVMObject : public VMObject {
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| public:
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|     virtual ~InodeVMObject() override;
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| 
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|     Inode& inode() { return *m_inode; }
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|     const Inode& inode() const { return *m_inode; }
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| 
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|     size_t amount_dirty() const;
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|     size_t amount_clean() const;
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| 
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|     int release_all_clean_pages();
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| 
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|     u32 writable_mappings() const;
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|     u32 executable_mappings() const;
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| 
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| protected:
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|     explicit InodeVMObject(Inode&, size_t);
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|     explicit InodeVMObject(const InodeVMObject&);
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| 
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|     InodeVMObject& operator=(const InodeVMObject&) = delete;
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|     InodeVMObject& operator=(InodeVMObject&&) = delete;
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|     InodeVMObject(InodeVMObject&&) = delete;
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| 
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|     virtual bool is_inode() const final { return true; }
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| 
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|     int release_all_clean_pages_impl();
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| 
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|     NonnullRefPtr<Inode> m_inode;
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|     Bitmap m_dirty_pages;
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| };
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| 
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| }
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