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/Linux-v4.19/net/sched/
Dsch_pie.c54 psched_time_t qdelay; member
113 if ((q->vars.qdelay < q->params.target / 2) in drop_early()
318 psched_time_t qdelay = 0; /* in pschedtime */ in calculate_probability() local
319 psched_time_t qdelay_old = q->vars.qdelay; /* in pschedtime */ in calculate_probability()
325 q->vars.qdelay_old = q->vars.qdelay; in calculate_probability()
328 qdelay = (qlen << PIE_SCALE) / q->vars.avg_dq_rate; in calculate_probability()
330 qdelay = 0; in calculate_probability()
335 if (qdelay == 0 && qlen != 0) in calculate_probability()
367 delta += alpha * ((qdelay - q->params.target)); in calculate_probability()
368 delta += beta * ((qdelay - qdelay_old)); in calculate_probability()
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