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 06:54:20
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：cgroup_task_freeze

函数原型：static inline bool cgroup_task_freeze(struct task_struct *task)

返回类型：bool

参数：

类型参数名称
struct task_struct *task
906  如果flags按位与PF_KTHREAD则返回:false
909  _read_lock() - mark the beginning of an RCU read-side critical section* When synchronize_rcu() is invoked on one CPU while other CPUs* are within RCU read-side critical sections, then the* synchronize_rcu() is guaranteed to block until after all the other
910  ret等于st_bit - Determine whether a bit is set*@nr: bit number to test*@addr: Address to start counting from
911  _read_unlock() - marks the end of an RCU read-side critical section.* In most situations, rcu_read_unlock() is immune from deadlock.* However, in kernels built with CONFIG_RCU_BOOST, rcu_read_unlock()
913  返回:ret
调用者
名称描述
cgroup_post_forkgroup_post_fork - called on a new task after adding it to the task list*@child: the task in question* Adds the task to the list running through its css_set if necessary and* call the subsystem fork() callbacks
cgroup_exitgroup_exit - detach cgroup from exiting task*@tsk: pointer to task_struct of exiting process* Description: Detach cgroup from @tsk.