Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\jump_label.h Create Date:2022-07-28 05:35:00
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:static_key_slow_dec

Proto:static inline void static_key_slow_dec(struct static_key *key)

Type:void

Parameter:

TypeParameterName
struct static_key *key
284  STATIC_KEY_CHECK_USE(key)
285  atomic_dec( & enabled)
Caller
NameDescribe
tracepoint_remove_funcRemove a probe function from a tracepoint.* Note: only waiting an RCU period after setting elem->call to the empty* function insures that the original callback is not used anymore. This insured* by preempt_disable around the call site.