Name
d_alloc_root — 
     allocate root dentry
 
Synopsis
struct dentry * d_alloc_root ( | struct inode * root_inode); | 
 
Arguments
root_inode
     inode to allocate the root for
    
Description
   Allocate a root (“/”) dentry for the inode given. The inode is
   instantiated and returned. NULL is returned if there is insufficient
   memory or the inode passed is NULL.