函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\sched\pelt.c Create Date:2022-07-27 10:43:54
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：dl_rq:* util_sum = \Sum se->avg.util_sum but se->avg.util_sum is not tracked* util_sum = cpu_scale * load_sum* runnable_load_sum = load_sum

函数原型：int update_dl_rq_load_avg(u64 now, struct rq *rq, int running)

返回类型：int

参数：

类型参数名称
u64now
struct rq *rq
intrunning
343  如果We can represent the historical contribution to runnable average as the* coefficients of a geometric series. To do this we sub-divide our runnable* history into segments of approximately 1ms (1024us); label the segment that则
348  ___update_load_avg( & avg_dl, 1, 1)
349  Following tracepoints are not exported in tracefs and provide hooking* mechanisms only for testing and debugging purposes.* Postfixed with _tp to make them easily identifiable in the code.
350  返回:1
353  返回:0
调用者
名称描述
put_prev_task_dl
task_tick_dlscheduler tick hitting a task of our scheduling class