函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-mq.c Create Date:2022-07-27 18:43:48
Last Modify:2020-03-17 23:18:05 Copyright©Brick
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函数名称:Only need start/end time stamping if we have iostat or* blk stats enabled, or using an IO scheduler.

函数原型:static inline bool blk_mq_need_time_stamp(struct request *rq)

返回类型:bool

参数:

类型参数名称
struct request *rq
269  返回:rq_flags按位与account into disk and partition IO statistics 按位或rack IO completion time 的值或elevator
调用者
名称描述
blk_mq_rq_ctx_init
__blk_mq_end_request