Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\sched\deadline.c Create Date:2022-07-28 09:39:46
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:__sub_running_bw

Proto:static inline void __sub_running_bw(u64 dl_bw, struct dl_rq *dl_rq)

Type:void

Parameter:

TypeParameterName
u64dl_bw
struct dl_rq *dl_rq
94  old = "Active utilization" for this runqueue: increased when a* task wakes up (becomes TASK_RUNNING) and decreased when a* task blocks
96  lockdep_assert_held( & runqueue lock: )
97  "Active utilization" for this runqueue: increased when a* task wakes up (becomes TASK_RUNNING) and decreased when a* task blocks -= dl_bw
98  SCHED_WARN_ON("Active utilization" for this runqueue: increased when a* task wakes up (becomes TASK_RUNNING) and decreased when a* task blocks > old)
99  If "Active utilization" for this runqueue: increased when a* task wakes up (becomes TASK_RUNNING) and decreased when a* task blocks > old Then "Active utilization" for this runqueue: increased when a* task wakes up (becomes TASK_RUNNING) and decreased when a* task blocks = 0
102  cpufreq_update_util(rq_of_dl_rq(dl_rq), 0)
Caller
NameDescribe
sub_running_bw