__xfs_rmap_add
__xfs_rmap_add(tp, type, I_INO(ip), isrt, whichfork, PREV);
__xfs_rmap_add(tp, type, I_INO(ip), isrt, whichfork, PREV);
__xfs_rmap_add(tp, type, I_INO(ip), isrt, whichfork, PREV);
__xfs_rmap_add(tp, XFS_RMAP_ALLOC, owner, isrt, XFS_DATA_FORK, &bmap);
__xfs_rmap_add(tp, XFS_RMAP_FREE, owner, isrt, XFS_DATA_FORK, &bmap);