unmap_len = XFS_MAX_FILEOFF - first_unmap_block + 1;
while (unmap_len > 0) {
- ASSERT(tp->t_firstblock == NULLFSBLOCK);
+ ASSERT(tp->t_highest_agno == NULLAGNUMBER);
error = __xfs_bunmapi(tp, ip, first_unmap_block, &unmap_len,
flags, XFS_ITRUNC_MAX_EXTENTS);
if (error)