mirror of
https://github.com/SerenityOS/serenity
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a1d7ebf85a
This directory isn't just about virtual memory, it's about all kinds of memory management.
45 lines
991 B
C++
45 lines
991 B
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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#pragma once
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#include <AK/Bitmap.h>
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#include <Kernel/Memory/VMObject.h>
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#include <Kernel/UnixTypes.h>
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namespace Kernel {
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class InodeVMObject : public VMObject {
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public:
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virtual ~InodeVMObject() override;
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Inode& inode() { return *m_inode; }
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Inode const& inode() const { return *m_inode; }
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size_t amount_dirty() const;
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size_t amount_clean() const;
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int release_all_clean_pages();
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u32 writable_mappings() const;
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u32 executable_mappings() const;
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protected:
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explicit InodeVMObject(Inode&, size_t);
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explicit InodeVMObject(InodeVMObject const&);
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InodeVMObject& operator=(InodeVMObject const&) = delete;
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InodeVMObject& operator=(InodeVMObject&&) = delete;
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InodeVMObject(InodeVMObject&&) = delete;
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virtual bool is_inode() const final { return true; }
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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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