d_backing_inode (9) Linux Manual Page
d_backing_inode – Get upper or lower inode we should be using
Synopsis
struct inode *d_backing_inode(const struct dentry *upper);Arguments
upper
-
- The upper layer
Description
This is the helper that should be used to get at the inode that will be used if this dentry were to be opened as a file. The inode may be on the upper dentry or it may be on a lower dentry pinned by the upper.
Normal filesystems should not use this to access their own inodes.