Commit a1180844 authored by Miklos Szeredi's avatar Miklos Szeredi

vfs: add d_real_inode() helper

Needed by the following fix.
Signed-off-by: default avatarMiklos Szeredi <mszeredi@redhat.com>
Cc: <stable@vger.kernel.org>
parent 2dcd0af5
...@@ -576,5 +576,17 @@ static inline struct inode *vfs_select_inode(struct dentry *dentry, ...@@ -576,5 +576,17 @@ static inline struct inode *vfs_select_inode(struct dentry *dentry,
return inode; return inode;
} }
/**
* d_real_inode - Return the real inode
* @dentry: The dentry to query
*
* If dentry is on an union/overlay, then return the underlying, real inode.
* Otherwise return d_inode().
*/
static inline struct inode *d_real_inode(struct dentry *dentry)
{
return d_backing_inode(d_real(dentry));
}
#endif /* __LINUX_DCACHE_H */ #endif /* __LINUX_DCACHE_H */
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