Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-sysfs.c Create Date:2022-07-28 17:01:45
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:queue_wb_lat_show

Proto:static ssize_t queue_wb_lat_show(struct request_queue *q, char *page)

Type:ssize_t

Parameter:

TypeParameterName
struct request_queue *q
char *page
442  If Not wbt_rq_qos(q) Then Return -EINVAL
445  Return sprintf(page, "%llu\n", div_u64 - unsigned 64bit divide with 32bit divisor*@dividend: unsigned 64bit dividend*@divisor: unsigned 32bit divisor* This is the most common 64bit divide and should be used if possible,* as many 32bit archs can optimize this variant better than a full )