Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\bpf\cpumap.c Create Date:2022-07-28 13:23:41
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:alled from workqueue, to workaround syscall using preempt_disable

Proto:static void cpu_map_kthread_stop(struct work_struct *work)

Type:void

Parameter:

TypeParameterName
struct work_struct *work
152  rcpu = container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(work, structbpf_cpu_map_entry, kthread_stop_wq)
157  rcu_barrier()
160  stop a thread