Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\u64_stats_sync.h Create Date:2022-07-28 05:50:17
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:u64_stats_fetch_begin

Proto:static inline unsigned int u64_stats_fetch_begin(const struct u64_stats_sync *syncp)

Type:unsigned int

Parameter:

TypeParameterName
const struct u64_stats_sync *syncp
170  Even if we don't have any preemption, we need preempt disable/enable* to be barriers, so that we don't have things like get_user/put_user* that can cause faults and scheduling migrate into our preempt-protected* region.()
172  Return __u64_stats_fetch_begin(syncp)
Caller
NameDescribe
blkcg_print_stat
blkcg_rstat_flush