d_alloc

Name: allocate a dcache entry

Proto:struct dentry *d_alloc(struct dentry *parent, const struct qstr *name)

Type:struct dentry

Parameter:

Type	Parameter	Name
struct dentry *	parent
const struct qstr *	name

1769

dentry = __d_alloc - allocate a dcache entry*@sb: filesystem it will belong to*@name: qstr of the name* Allocates a dentry. It returns %NULL if there is insufficient memory* available. On a success the dentry is returned. The name passed in is

1770

If Not dentry Then Return NULL

1772

spin_lock( & d_lock)

1777

This must be called with d_lock held

1778

parent directory = parent

1779

list_add - add a new entry*@new: new entry to be added*@head: list head to add it after* Insert a new entry after the specified head.* This is good for implementing stacks.

1780

spin_unlock( & d_lock)

1782

Return dentry

**Caller**
Name	Describe
vfs_tmpfile
d_alloc_name
d_add_ci	d_add_ci - lookup or allocate new dentry with case-exact name@inode: the inode case-insensitive lookup has found@dentry: the negative dentry that was passed to the parent's lookup func*@name: the case-exact name to be associated with the returned
d_alloc_parallel

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