函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\cgroup.h Create Date:2022-07-27 06:54:17
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：cgroup_tryget

函数原型：static inline bool cgroup_tryget(struct cgroup *cgrp)

返回类型：bool

参数：

类型参数名称
struct cgroup *cgrp
424  返回:ss_tryget - try to obtain a reference on the specified css*@css: target css* Obtain a reference on @css unless it already has reached zero and is* being released. This function doesn't care whether @css is on or* offline
调用者
名称描述
cgroup_kn_lock_livegroup_kn_lock_live - locking helper for cgroup kernfs methods*@kn: the kernfs_node being serviced*@drain_offline: perform offline draining on the cgroup* This helper is to be used by a cgroup kernfs method currently servicing*@kn