Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-mq.c Create Date:2022-07-28 17:08:27
Last Modify:2020-03-17 23:18:05 Copyright©Brick
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Name:Only need start/end time stamping if we have iostat or* blk stats enabled, or using an IO scheduler.

Proto:static inline bool blk_mq_need_time_stamp(struct request *rq)

Type:bool

Parameter:

TypeParameterName
struct request *rq
269  Return rq_flags & (account into disk and partition IO statistics | rack IO completion time ) || elevator
Caller
NameDescribe
blk_mq_rq_ctx_init
__blk_mq_end_request