MLX5_IB_UPD_XLT_KEEP_PGSZ
flags |= MLX5_IB_UPD_XLT_KEEP_PGSZ | MLX5_IB_UPD_XLT_ZAP |
mr, xlt_flags | MLX5_IB_UPD_XLT_KEEP_PGSZ, pdn,
if (flags & MLX5_IB_UPD_XLT_KEEP_PGSZ)
!(flags & MLX5_IB_UPD_XLT_KEEP_PGSZ)))