fs/overlayfs/overlayfs.h

56 	/* Pure upper dir that may contain non pure upper entries */
114 /* Is the real inode encoded in fid an upper inode? */
185  * When changing ownership of an upper object map the intended ownership
186  * according to the upper layer's idmapping. When an upper mount idmaps files
189  * the upper mount.
191  * called on an idmapped upper mount the value written to disk - i.e., the
194  * The mnt idmapping helpers are nops if the upper layer isn't idmapped.
691 struct dentry *ovl_lookup_index(struct ovl_fs *ofs, struct dentry *upper,
700 static inline int ovl_verify_origin_fh(struct ovl_fs *ofs, struct dentry *upper,
703 	return ovl_verify_set_fh(ofs, upper, OVL_XATTR_ORIGIN, fh, false, set);
706 static inline int ovl_verify_origin(struct ovl_fs *ofs, struct dentry *upper,
709 	return ovl_verify_origin_xattr(ofs, upper, OVL_XATTR_ORIGIN, origin,
714 				   struct dentry *upper, bool set)
716 	return ovl_verify_origin_xattr(ofs, index, OVL_XATTR_UPPER, upper,
724 void ovl_cleanup_whiteouts(struct ovl_fs *ofs, struct dentry *upper,
736  * Non-merge dir may contain whiteouts from a time it was a merge upper, before
737  * lower dir was removed under it and possibly before it was rotated from upper
812  * fileattr flags copied from lower to upper inode on copy up.
814  * linking temp inode to upper dir, so we store them in xattr instead.
821 void ovl_check_protattr(struct inode *inode, struct dentry *upper);
822 int ovl_set_protattr(struct inode *inode, struct dentry *upper,
868 int ovl_set_attr(struct ovl_fs *ofs, struct dentry *upper, struct kstat *stat);
873 		      struct dentry *upper);