xfs_srtblock_t   1112 fs/xfs/xfs_rtalloc.c 		     (xfs_srtblock_t)bbno >= 0;
xfs_srtblock_t   1190 fs/xfs/xfs_rtalloc.c 		firstbit = XFS_RTMAX((xfs_srtblock_t)(bit - len + 1), 0);