Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-iolatency.c Create Date:2022-07-28 17:45:04
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:lat_to_blkg

Proto:static inline struct blkcg_gq *lat_to_blkg(struct iolatency_grp *iolat)

Type:struct blkcg_gq

Parameter:

TypeParameterName
struct iolatency_grp *iolat
189  Return pdata_to_blkg - get blkg associated with policy private data*@pd: policy private data of interest*@pd is policy private data. Determine the blkg it's associated with.
Caller
NameDescribe
__blkcg_iolatency_throttle
scale_changeChange the queue depth of the iolatency_grp. We add/subtract 1/16th of the* queue depth at a time so we don't get wild swings and hopefully dial in to* fairer distribution of the overall queue depth.
check_scale_changeCheck our parent and see if the scale cookie has changed.
iolatency_record_time
iolatency_check_latencies
iolatency_pd_init
iolatency_pd_offline