void gfs2_free_meta(struct gfs2_inode *ip, uint64_t bstart, uint32_t blen);
void gfs2_free_uninit_di(struct gfs2_rgrpd *rgd, uint64_t blkno);
void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip);
+void gfs2_unlink_di(struct inode *inode);
struct gfs2_rgrp_list {
unsigned int rl_rgrps;