XFS_MAX_RGBLOCKS
BUILD_BUG_ON(XFS_MAX_RGBLOCKS >= XFS_REFC_COWFLAG);
if (xfs_group_max_blocks(xg) >= XFS_MAX_RGBLOCKS)
return xfs_btree_compute_maxlevels(minrecs, XFS_MAX_RGBLOCKS);
if (sbp->sb_rgextents > XFS_MAX_RGBLOCKS / sbp->sb_rextsize) {
XFS_MAX_RGBLOCKS / sbp->sb_rextsize);
ASSERT(usedlen <= XFS_MAX_RGBLOCKS);