1D_REAL(9) The Linux VFS D_REAL(9)
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6 d_real - Return the real dentry
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9 struct dentry * d_real(struct dentry * dentry,
10 const struct inode * inode, unsigned int flags);
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13 dentry
14 the dentry to query
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16 inode
17 inode to select the dentry from multiple layers (can be NULL)
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19 flags
20 open flags to control copy-up behavior
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23 If dentry is on an union/overlay, then return the underlying, real
24 dentry. Otherwise return the dentry itself.
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27 Documentation/filesystems/vfs.txt
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30Kernel Hackers Manual 3.10 June 2019 D_REAL(9)