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Kernel+LibC: Add support for mount flags
At the moment, the actual flags are ignored, but we correctly propagate them all the way from the original mount() syscall to each custody that resides on the mounted FS.
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1e6ab0ed22
commit
4566c2d811
10 changed files with 54 additions and 34 deletions
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@ -1,10 +1,10 @@
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#pragma once
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#include <AK/String.h>
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#include <AK/Badge.h>
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#include <AK/InlineLinkedList.h>
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#include <AK/RefCounted.h>
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#include <AK/RefPtr.h>
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#include <AK/String.h>
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class Inode;
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class VFS;
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@ -15,10 +15,10 @@ class Custody : public RefCounted<Custody>
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, public InlineLinkedListNode<Custody> {
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public:
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static Custody* get_if_cached(Custody* parent, const StringView& name);
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static NonnullRefPtr<Custody> get_or_create(Custody* parent, const StringView& name, Inode&);
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static NonnullRefPtr<Custody> create(Custody* parent, const StringView& name, Inode& inode)
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static NonnullRefPtr<Custody> get_or_create(Custody* parent, const StringView& name, Inode&, int mount_flags);
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static NonnullRefPtr<Custody> create(Custody* parent, const StringView& name, Inode& inode, int mount_flags)
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{
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return adopt(*new Custody(parent, name, inode));
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return adopt(*new Custody(parent, name, inode, mount_flags));
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}
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~Custody();
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@ -33,6 +33,8 @@ public:
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bool is_deleted() const { return m_deleted; }
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bool is_mounted_on() const { return m_mounted_on; }
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int mount_flags() const { return m_mount_flags; }
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void did_delete(Badge<VFS>);
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void did_mount_on(Badge<VFS>);
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void did_rename(Badge<VFS>, const String& name);
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@ -42,11 +44,12 @@ public:
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Custody* m_prev { nullptr };
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private:
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Custody(Custody* parent, const StringView& name, Inode&);
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Custody(Custody* parent, const StringView& name, Inode&, int mount_flags);
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RefPtr<Custody> m_parent;
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String m_name;
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NonnullRefPtr<Inode> m_inode;
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bool m_deleted { false };
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bool m_mounted_on { false };
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int m_mount_flags { 0 };
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};
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