函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\cgroup\cgroup.c Create Date:2022-07-27 12:13:41
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：cgroup_bpf_query

函数原型：int cgroup_bpf_query(struct cgroup *cgrp, const union bpf_attr *attr, union bpf_attr __user *uattr)

返回类型：int

参数：

类型参数名称
struct cgroup *cgrp
const union bpf_attr *attr
union bpf_attr __user *uattr
6319  mutex_lock( & cgroup_mutex is the master lock)
6320  ret等于__cgroup_bpf_query(cgrp, attr, uattr)
6321  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
6322  返回:ret
调用者
名称描述
cgroup_bpf_prog_query