math_log2_approx
return (math_log2_approx(a) - subtrahend);
rq_regs->rq_regs_l.pte_row_height_linear = math_log2_approx(p0_pte_row_height_linear) - 3;
rq_regs->rq_regs_c.pte_row_height_linear = math_log2_approx(p1_pte_row_height_linear) - 3;
return (math_log2_approx(a) - subtrahend);
unsigned int math_log2_approx(unsigned int a);