1D_LOOKUP(9) The Linux VFS D_LOOKUP(9)
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6 d_lookup - search for a dentry
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9 struct dentry * d_lookup(const struct dentry * parent,
10 const struct qstr * name);
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13 parent
14 parent dentry
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16 name
17 qstr of name we wish to find
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20 dentry, or NULL
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22 d_lookup searches the children of the parent dentry for the name in
23 question. If the dentry is found its reference count is incremented and
24 the dentry is returned. The caller must use dput to free the entry when
25 it has finished using it. NULL is returned if the dentry does not
26 exist.
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29Kernel Hackers Manual 3.10 June 2019 D_LOOKUP(9)