函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\futex.c Create Date:2022-07-27 11:55:12
Last Modify:2020-03-17 15:28:32 Copyright©Brick
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函数名称:futex_cleanup_begin

函数原型:static void futex_cleanup_begin(struct task_struct *tsk)

返回类型:void

参数:

类型参数名称
struct task_struct *tsk
3794  mutex_lock( & futex_exit_mutex)
3807  关闭本地中断,获取所要保护的运行队列(runqueue)的自旋锁(spinlock),为查找可运行进程做准备。( & Protection of the PI data structures: )
3808  futex_state等于FUTEX_STATE_EXITING
3809  raw_spin_unlock_irq( & Protection of the PI data structures: )
调用者
名称描述
futex_exec_release
futex_exit_release