Lines Matching refs:x_intercept
907 * wb_setpoint^ x_intercept^
922 unsigned long x_intercept;
1024 * x_intercept - wb_dirty
1026 * x_intercept - wb_setpoint
1032 * or equally: x_intercept = wb_setpoint + 8 * write_bw
1069 x_intercept = wb_setpoint + span;
1071 if (dtc->wb_dirty < x_intercept - span / 4) {
1072 pos_ratio = div64_u64(pos_ratio * (x_intercept - dtc->wb_dirty),
1073 (x_intercept - wb_setpoint) | 1);
1082 x_intercept = wb_thresh / 2;
1083 if (dtc->wb_dirty < x_intercept) {
1084 if (dtc->wb_dirty > x_intercept / 8)
1085 pos_ratio = div_u64(pos_ratio * x_intercept,