MLXSW_REG_SPVMLR_LEN
MLXSW_REG_DEFINE(spvmlr, MLXSW_REG_SPVMLR_ID, MLXSW_REG_SPVMLR_LEN);
spvmlr_pl = kmalloc(MLXSW_REG_SPVMLR_LEN, GFP_KERNEL);